DC4H HS Flashcards Deck 1

Question 1

1. The horse is not the fastest animal on foot, but possesses great endurance. - HS 5

Answer 1

TRUE

Question 2

2. Horses can not see what they are eating. - HS 5

Answer 2

TRUE

Question 3

3. A grazing horse can see almost all the way around its body. - HS 5

Answer 3

TRUE

Question 4

4. A high-headed horse can see almost all the way around its body. - HS 5

Answer 4

FALSE

Question 5

5. The back feet and legs serve primarily to support the horse at rest. - HS 6

Answer 5

FALSE

Question 6

6. In motion the front feet and legs pull the horse forward. - HS 6

Answer 6

TRUE

Question 7

7. To keep the feet healthy, a horse must have plenty of exercise. - HS 6

Answer 7

TRUE

Question 8

8. The healthy horse at rest shifts its weight from one front foot to the other. - HS 6

Answer 8

FALSE

Question 9

9. The horse is suspended between its front legs. - HS 6

Answer 9

TRUE

Question 10

10. The front legs are not attached to the main skeleton by any joints. - HS 6

Answer 10

TRUE

Question 11

11. The hind feet and legs catch weight at the end of flight in motion. - HS 7

Answer 11

TRUE

Question 12

12. Less lameness and unsoundness occurs in the hind feet and legs because they support more weight and do more work. - HS 7

Answer 12

FALSE

Question 13

13. The hind feet grow faster than the front feet. - HS 7

Answer 13

TRUE

Question 14

14. The center of motion is rather fixed. - HS 6

Answer 14

TRUE

Question 15

15. The center of gravity is rather fixed. - HS 7

Answer 15

FALSE

Question 16

16. The horse can shift the center of gravity by raising, lowering or extending its head. - HS 7

Answer 16

TRUE

Question 17

17. The head should be long from the eyes to the nostrils. - HS 9

Answer 17

TRUE

Question 18

18. Large prominent eyes are considered weak. - HS 9

Answer 18

FALSE

Question 19

19. All breathing of air by the horse must be done through the nostrils. - HS 9

Answer 19

TRUE

Question 20

20. All horses, both long and short necked ones, have seven cervical vertebrae. - HS 9

Answer 20

TRUE

Question 21

21. The neck should be long, lean, and attached low on shoulders with prominent withers. - HS 9

Answer 21

FALSE

Question 22

22. A thick neck adds excess weight to the front end. - HS 9

Answer 22

TRUE

Question 23

23. A thick neck increases head movement. - HS 9

Answer 23

FALSE

Question 24

24. The withers should be prominent, high, and well defined. - HS 9

Answer 24

TRUE

Question 25

25. The withers should be long, flat and smooth. - HS 9

Answer 25

FALSE

Question 26

26. The shoulder should be long, flat and smooth. - HS 9

Answer 26

TRUE

Question 27

27. In a steep-shouldered horse, the arm does not extend very far forward during movement. - HS 9

Answer 27

TRUE

Question 28

28. The best combination of length for the various parts of the front quarters calls for a long shoulder, short forearm, long arm and short cannon. - HS 10

Answer 28

FALSE

Question 29

29. Steep shoulders and short, steep pasterns decrease shock absorption. - HS 10

Answer 29

TRUE

Question 30

30. A long sloping shoulder forms a more desirable base for neck attachment. - HS 10

Answer 30

TRUE

Question 31

31. The trunk of the horse should be deep and broad. - HS 10

Answer 31

TRUE

Question 32

32. The loin has no bone structure for support. - HS 10

Answer 32

TRUE

Question 33

33. The loin is the weakest part of the top line. - HS 10

Answer 33

TRUE

Question 34

34. The back is the weakest part of the top line. - HS 10

Answer 34

FALSE

Question 35

35. The back gets support from the rib cage. - HS 10

Answer 35

TRUE

Question 36

36. A long underline insures a large body capacity. - HS 10

Answer 36

FALSE

Question 37

37. Length of underline affects freedom of leg movement. - HS 10

Answer 37

TRUE

Question 38

38. The croup should be long, wide and level. - HS 11

Answer 38

TRUE

Question 39

39. The slope of the loin differs with breeds. - HS 11

Answer 39

FALSE

Question 40

40. Excess lateral movement of the feet and legs reduces efficiency. - HS 11

Answer 40

TRUE

Question 41

41. Action is affected by the set of the feet and legs as well as by anatomical characteristics. - HS 11

Answer 41

TRUE

Question 42

42. Length of shoulders and pasterns is related to length of stride. - HS 11

Answer 42

TRUE

Question 43

43. When points of the hocks turn outward, often a defect in action called limber hock occurs. - HS 11

Answer 43

TRUE

Question 44

44. A lame horse “nods” when the sound limb strikes the ground. - HS 13

Answer 44

TRUE

Question 45

45. Horses with faulty confirmation are more subject to unsoundness. - HS 13

Answer 45

TRUE

Question 46

46. Roman nose is an undesirable dished profile of the nose area. - HS 13

Answer 46

FALSE

Question 47

47. Age determination is made by studying the molars. - HS 14

Answer 47

FALSE

Question 48

48. The dental star is used for accurate age determination. - HS 14

Answer 48

FALSE

Question 49

49. Canine teeth appear in the male horse at age 6. - HS 14

Answer 49

FALSE

Question 50

50. Compared to temporary teeth, the permanent teeth are flatter. - HS 15

Answer 50

TRUE

Question 51

51. Compared to permanent teeth, temporary teeth have parallel grooves and ridges on the face of the incisors. - HS 15

Answer 51

FALSE

Question 52

52. Parrot mouth is when the upper incisors overhang the lower incisors. - HS 15

Answer 52

TRUE

Question 53

53. Cups in the lower teeth are deeper than those in the upper teeth. - HS 16

Answer 53

FALSE

Question 54

54. Genes and chromosomes are able to reproduce themselves. - HS 19

Answer 54

TRUE

Question 55

55. Before the cell divides, each chromosome duplicates itself. - HS 19

Answer 55

TRUE

Question 56

56. Much of the reproductive process is regulated by secretions from the pituitary gland. - HS 22

Answer 56

TRUE

Question 57

57. The primary sex organ of the stallion is the scrotum. - HS 22

Answer 57

FALSE

Question 58

58. The testicles produce sperm and testosterone. - HS 22

Answer 58

TRUE

Question 59

59. Testosterone regulates and maintains the male reproductive tract in its functional state. - HS 22

Answer 59

TRUE

Question 60

60. Testosterone is responsible for the masculine appearance and behavior of the gelding. - HS 22

Answer 60

FALSE

Question 61

61. The inner surface of the tubules produce sperm. - HS 22

Answer 61

TRUE

Question 62

62. Sperm formation in the male is a fairly continuous process. - HS 22

Answer 62

TRUE

Question 63

63. The scrotum regulates the temperature of the testicle and epidiymides. - HS 22

Answer 63

TRUE

Question 64

64. Scrotal temperature is several degrees warmer than that of the body cavity. - HS 22

Answer 64

FALSE

Question 65

65. From the epididymis, the sperm move through a tube, the urethra, into the vas deferens. - HS 22

Answer 65

FALSE

Question 66

66. Along the urethra are the accessory glands. - HS 22

Answer 66

TRUE

Question 67

67. During mating, the accessory glands discharge their fluids into the epididymis. - HS 23

Answer 67

FALSE

Question 68

68. Puberty occurs in the stallion at the age of approximately one year. - HS 23

Answer 68

TRUE

Question 69

69. The female produces the ova. - HS 23

Answer 69

TRUE

Question 70

70. The primary sex organ of the mare is the uterus. - HS 23

Answer 70

FALSE

Question 71

71. Each ovary is somewhat bean-shaped. - HS 23

Answer 71

TRUE

Question 72

72. The oviduct carries the egg to the uterus. - HS 23

Answer 72

TRUE

Question 73

73. The breaking of the navel cord stimulates the animal to breathe. - HS 26

Answer 73

TRUE

Question 74

74. The colostrum is exhausted and replaced gradually with normal milk by about three days after the initial nursing. - HS 26

Answer 74

FALSE

Question 75

75. The foal is by its dam. - HS 26

Answer 75

FALSE

Question 76

76. The foal is out of its dam. - HS 26

Answer 76

TRUE

Question 77

77. The sons and daughters of a mare are her produce. - HS 26

Answer 77

TRUE

Question 78

78. The horse evolved as a non-ruminant, gut fermenting herbivore. - HS 27

Answer 78

TRUE

Question 79

79. The horse has a compartmentalized rumen. - HS 27

Answer 79

FALSE

Question 80

80. The horse is capable of fermenting in its hind gut. - HS 27

Answer 80

TRUE

Question 81

81. The horse’s digestive tract is approximately 100 feet in length. - HS 27

Answer 81

TRUE

Question 82

82. Digestion begins with parturition. - HS 27

Answer 82

FALSE

Question 83

83. Water is drawn into the mouth by the action of a curled tongue. - HS 27

Answer 83

TRUE

Question 84

84. Prehension is the chewing of feed. - HS 27

Answer 84

FALSE

Question 85

85. Mastication is the chewing of feed. - HS 27

Answer 85

TRUE

Question 86

86. Horses salivate at the sight or smell of feed. - HS 27

Answer 86

FALSE

Question 87

87. Swallowing is also known as deglutition. - HS 28

Answer 87

TRUE

Question 88

88. Horses are unable to belch or vomit. - HS 28

Answer 88

TRUE

Question 89

89. Feeding the horse too much all at once can dangerously overload the capacity of the stomach and cause illness. - HS 28

Answer 89

TRUE

Question 90

90. The horse does not have a sense of “feeling full” after a meal. - HS 28

Answer 90

TRUE

Question 91

91. The horse does not need a gall bladder. - HS 29

Answer 91

TRUE

Question 92

92. Digestion of fiber is by fermentation. - HS 30

Answer 92

TRUE

Question 93

93. Food moves rapidly through the large intestine. - HS 30

Answer 93

FALSE

Question 94

94. Bacteria synthesize amino acids and vitamin K. - HS 31

Answer 94

TRUE

Question 95

95. As bacteria die, they break open and release their contents which are toxic to the horse and may cause endotoxemia. - HS 31

Answer 95

TRUE

Question 96

96. Endotoxemia may cause laminitis. - HS 31

Answer 96

TRUE

Question 97

97. Gut sounds on the left side of the horse near the flank are usually related to activity in the cecum. - HS 31

Answer 97

FALSE

Question 98

98. The cecum is a blind pouch, meaning that digesta passes in and out of practically the same opening. - HS 31

Answer 98

TRUE

Question 99

99. A horse can manage to survive for a few weeks without feed. - HS 32

Answer 99

TRUE

Question 100

100. A horse cannot live for more than a few days without water. - HS 32

Answer 100

TRUE

Question 101

101. Energy in itself is not actually a nutrient. - HS 32

Answer 101

TRUE

Question 102

102. Carotene is a plant pigment that is the precursor of vitamin A. - HS 33

Answer 102

TRUE

Question 103

103. Energy nutrients are cabohydrates and fats. - HS 33

Answer 103

TRUE

Question 104

104. Fats are the primary energy nutrient for the horse. - HS 33

Answer 104

FALSE

Question 105

105. Simple carbohydrates include sugars and starches. - HS 33

Answer 105

TRUE

Question 106

106. Sugars and starches are easily digested by enzymes in the large intestine. - HS 33

Answer 106

FALSE

Question 107

107. Complex carbohydrates include cellulose and starches. - HS 33

Answer 107

FALSE

Question 108

108. Cellulose is digested by bacteria that live in the cecum and large intestine. - HS 33

Answer 108

TRUE

Question 109

109. Excess carbohydrates consumed are stored as muscle glycogen or fat. - HS 33

Answer 109

TRUE

Question 110

110. Fats are a very energy dense group of nutrients. - HS 33

Answer 110

TRUE

Question 111

111. Fats and oils are chemically alike. - HS 33

Answer 111

TRUE

Question 112

112. Fats are liquid at body temperature. - HS 33

Answer 112

FALSE

Question 113

113. Fats contain more carbon and hydrogen atoms than carbohydrates. - HS 33

Answer 113

TRUE

Question 114

114. Of the amino acids, threonine has been found to be the most essential to the horse. - HS 33

Answer 114

FALSE

Question 115

115. Proteins are considered higher quality when they contain more of the essential amino acids. - HS 33

Answer 115

TRUE

Question 116

116. Excess protein consumed is stored as fat. - HS 34

Answer 116

FALSE

Question 117

117. The primary increased need with performance is protein: - HS 34

Answer 117

FALSE

Question 118

118. The feed that you choose should contain a protein level that complements the protein concentration in your forage. - HS 34

Answer 118

TRUE

Question 119

119. Vitamins are organic compounds. - HS 34

Answer 119

TRUE

Question 120

120. Excess water soluble vitamins are stored in the liver. - HS 34

Answer 120

FALSE

Question 121

121. Minerals are inorganic. - HS 35

Answer 121

TRUE

Question 122

122. Thyroid hormones regulate the rate of metabolism. - HS 36

Answer 122

TRUE

Question 123

123. Concentrates may serve as the only feed for idle horses. - HS 37

Answer 123

FALSE

Question 124

124. The most important factor affecting the nutrient composition of grasses and legumes is the stage of maturity. - HS 37

Answer 124

TRUE

Question 125

125. Prairie hay is much lower in protein than most other grass hays. - HS 38

Answer 125

TRUE

Question 126

126. Legume hays are generally higher in protein than grass hays, but lower in calcium. - HS 38

Answer 126

FALSE

Question 127

127. Leaves carry most of the nutrients in hay. - HS 38

Answer 127

TRUE

Question 128

128. Good hay is a bright leafy green. - HS 38

Answer 128

TRUE

Question 129

129. Pure legume hays tend to have less dust than grass or mixed hays. - HS 38

Answer 129

FALSE

Question 130

130. Pastures can reduce feed costs and provide plenty of nutrition. - HS 39

Answer 130

TRUE

Question 131

131. An overgrazed pasture of short forage can be a serious source of internal parasite infestation. - HS 39

Answer 131

TRUE

Question 132

132. Pasture forages may be laxative in early spring. - HS 39

Answer 132

TRUE

Question 133

133. Wheat bran, rice bran, wheat middling and rye middlings are the most important energy-rich grains. - HS 39

Answer 133

FALSE

Question 134

134. Cracking corn improves its digestibility. - HS 40

Answer 134

FALSE

Question 135

135. Always feed grain concentrates by volume, not weight. - HS 40

Answer 135

FALSE

Question 136

136. One quart of corn weighs more than one quart of oats. - HS 40

Answer 136

TRUE

Question 137

137. Molasses contains some energy, very little minerals, no fiber and no digestible protein. - HS 40

Answer 137

TRUE

Question 138

138. The most commonly used protein supplement is cottonseed meal. - HS 40

Answer 138

FALSE

Question 139

139. Linseed meal is the lowest in protein of the protein feeds. - HS 40

Answer 139

TRUE

Question 140

140. Mixed feeds are more commonly fed than single grains. - HS 41

Answer 140

TRUE

Question 141

141. Salt is best provided to horses in loose form. - HS 41

Answer 141

TRUE

Question 142

142. Cold weather requires feeding more hay. - HS 41

Answer 142

TRUE

Question 143

143. Gradual weight changes, due to overfeeding or underfeeding, aren’t always apparent until changes are severe. - HS 42

Answer 143

TRUE

Question 144

144. A horse’s well-being depends largely on its nutrition. - HS 45

Answer 144

TRUE

Question 145

145. If the level of nutrition is high, the body defenses against diseases will be weaker. - HS 45

Answer 145

FALSE

Question 146

146. Disease organisms often grow and thrive in organic waste. - HS 45

Answer 146

TRUE

Question 147

147. Removing the source of the disease organism lessens the chance of disease. - HS 45

Answer 147

TRUE

Question 148

148. Most respiratory troubles develop from keeping horses in tight barns which are too warm and humid. - HS 45

Answer 148

TRUE

Question 149

149. Contagious diseases are caused by microorganisms that your horses cannot develop defenses against. - HS 46

Answer 149

FALSE

Question 150

150. Vaccination after your horses have been exposed to disease will seldom give them enough time to build up their defenses to a large enough degree. - HS 46

Answer 150

TRUE

Question 151

151. Internal parasites can cause stunting, illness, and even death if not controlled. - HS 46

Answer 151

TRUE

Question 152

152. Fit horses are better equipped to ward off disease and unsoundnesses. - HS 46

Answer 152

TRUE

Question 153

153. Preventing disease is more effective than treating your horses after they become ill. - HS 46

Answer 153

TRUE

Question 154

154. All infectious diseases are contagious, but not all contagious diseases are infectious. - HS 47

Answer 154

FALSE

Question 155

155. All contagious diseases are infectious, but not all infectious diseases are contagious. - HS 47

Answer 155

TRUE

Question 156

156. Tetanus is contagious since it is transmitted directly from one animal to another. - HS 47

Answer 156

FALSE

Question 157

157. Even though disease-producing organisms reach a host animal, the animal may not necessarily develop disease. - HS 47

Answer 157

TRUE

Question 158

158. A collection of horses: - HS 4

Answer 158

CAVY

Question 159

159. Biting or setting teeth against manger or some other object while sucking air: - HS 4

Answer 159

CRIBBING

Question 160

160. A third eyelid or membrane in front of eye, which removes foreign bodies from the eye: - HS 4

Answer 160

HAW

Question 161

161. Standing with a front leg extended more than normal, a sign of lameness: - HS 4

Answer 161

POINTING

Question 162

162. The horse evolved in stages to its present form. - HS 4

Answer 162

3

Question 163

163. Eohippus was only about inches high. - HS 4

Answer 163

12

Question 164

164. Mesohippus was ____ inches high with ___ toes on each foot. - HS 4

Answer 164

24;3

Question 165

165. Horses did not return to North America until brought by the . - HS 5

Answer 165

SPANIARDS

Question 166

166. In which century did the horse return to North America? - HS 5

Answer 166

16th

Question 167

167. The horse can see anything behind it that is not narrower than its body. - HS 5

Answer 167

TRUE

Question 168

168. For the horse to use binocular vision, the object must not be closer than feet. - HS 5

Answer 168

4

Question 169

169. At rest, the front feet and legs support % more weight than the hind legs. - HS 6

Answer 169

9-10

Question 170

170. The rearhand assembly is the horse’s powerhouse. - HS 7

Answer 170

TRUE

Question 171

171. The horse’s center of motion is located approximately over the vertebra. - HS 7

Answer 171

15th

Question 172

172. Eye protruding: - HS 8

Answer 172

BUGEYED

Question 173

173. Proper balance or relationship of all parts: - HS 8

Answer 173

SYMMETRICAL

Question 174

174. A long narrow head indicates: - HS 9

Answer 174

A long narrow body

Question 175

175. The ear should be size. - HS 9

Answer 175

MEDIUM

Question 176

176. All horses have cervical vertabrae. - HS 9

Answer 176

7

Question 177

177. The withers should extend rearward about of the distance from the point of the shoulder to the rear flanks. - HS 9

Answer 177

1/4.

Question 178

178. The front feet should be set at the same angle as the: - HS 10

Answer 178

PASTERN

Question 179

179. The and together make up the top line. - HS 10

Answer 179

Back;Loin

Question 180

180. The is a bridge between the rib cage and the hips. - HS 10

Answer 180

Loin

Question 181

181. A position of the front legs gives a pounding gait and hard concussion. - HS 11

Answer 181

CALF-KNEED

Question 182

182. Any mark or deformity that diminishes the beauty, but does not affect usefulness. - HS 12

Answer 182

BLEMISH

Question 183

183. To limp slightly: - HS 12

Answer 183

FAVOR

Question 184

184. Inflammation of the feet causing lameness: - HS 12

Answer 184

FOUNDER

Question 185

185. Which is an unsoundness? a. Cataract b. Ewe-neck c. Shoe boil d. Splint - HS 13

Answer 185

Cataract

Question 186

186. Which is an unsoundness? a. Defective eyes b. Blood spavin c. Thrush d. Capped elbow- HS 13

Answer 186

Defective Eyes

Question 187

187. Which is an unsoundness? a. Roman nose b. Ewe-neck c. Buck knee d. Poll evil- HS 13

Answer 187

Poll evil

Question 188

188. Which is an unsoundness? a. Roman nose b. Parrot mouth c. Splint d. Calf-kneed- HS 13

Answer 188

Parrot mouth

Question 189

189. Which is an unsoundness? a. Sway back b. Blood spavin c. Undershot jaw d. Splint- HS 13

Answer 189

Undershot jaw

Question 190

190. Atrophy or decrease in size of a single muscle or group of muscles: - HS 13

Answer 190

SWEENY

Question 191

191. Which is a blemish? - HS 13

Answer 191

SHOE BOIL

Question 192

192. Which is a blemish? - HS 13

Answer 192

SPLINT

Question 193

193. Which is an unsoundness? - HS 13

Answer 193

WIND PUFF

Question 194

194. Puffy swellings occurring either around the pastern or fetlock: - HS 13

Answer 194

WIND PUFF

Question 195

195. Fistula of the hoofhead: - HS 13

Answer 195

QUITTOR

Question 196

196. Difficult breathing, lung damage: - HS 13

Answer 196

HEAVES

Question 197

197. Difficult breathing due to an obstruction, usually in larynx: - HS 13

Answer 197

ROARING

Question 198

198. Nervous disorder characterized by excessive jerking of the hind leg: - HS 13

Answer 198

STRINGHALT

Question 199

199. Enlargement on point of hock: - HS 13

Answer 199

CAPPED HOCK

Question 200

200. Meaty, soft swelling occurring on inner front part of hock: - HS 13

Answer 200

BOG SPAVIN

Question 201

201. Bony growth usually found on the inside lower point of hock: - HS 13

Answer 201

JACK SPAVIN

Question 202

202. Hard swelling on the back surface of the rear cannon about four inches below the point of hock: - HS 13

Answer 202

CURB

Question 203

203. Teeth that appear in the interdental space on the male horse at 5 years of age: - HS 14

Answer 203

CANINE TEETH

Question 204

204. Third set of incisors: - HS 14

Answer 204

CORNERS

Question 205

205. The top of a tooth protruding above the gum: - HS 14

Answer 205

CROWN

Question 206

206. The hollow space on the wearing surface of an incisor: - HS 14

Answer 206

CUPS

Question 207

207. At what age does a horse have a full mouth? - HS 14

Answer 207

5

Question 208

208. How many sets of teeth do horses have? - HS 15

Answer 208

2

Question 209

209. The front incisor teeth may be evident at birth or within days of life. - HS 15

Answer 209

8

Question 210

210. A foal will have the intermediate incisors by the week of life - HS 15

Answer 210

8th

Question 211

211. The third pair of incisors erupt in the foal by the month of life. - HS 15

Answer 211

8th

Question 212

212. The foal’s temporary premolar teeth appear by the time it is weeks old. - HS 15

Answer 212

2

Question 213

213. Permanent center incisors erupt at years. - HS 15

Answer 213

2 1/2.

Question 214

214. Permanent intermediate incisors erupt at years. - HS 15

Answer 214

3 1/2.

Question 215

215. Permanent corner incisors erupt at years. - HS 15

Answer 215

4 1/2.

Question 216

216. The gum space between the incisor teeth and molar teeth: - HS 15

Answer 216

INTERDENTAL SPACE

Question 217

217. The second set of incisors: - HS 15

Answer 217

INTERMEDIATES

Question 218

218. The part of the tooth located at the surface of the gums: - HS 15

Answer 218

NECK

Question 219

219. The small teeth that may appear in front of the upper molars, generally found in male horses: - HS 15

Answer 219

WOLF TEETH

Question 220

220. A dovetail notch is formed on the upper Corner Incisors at years of age. - HS 17

Answer 220

7

Question 221

221. An abnormal condition that an animal possesses at birth: - HS 18

Answer 221

CONGENITAL

Question 222

222. These are located along the urethra of the male and produce fluids that nourish and preserve the sperm: - HS 22

Answer 222

ACCESSORY GLANDS

Question 223

223. To castrate a male horse, to geld: - HS 22

Answer 223

ALTER

Question 224

224. Includes the cervix and vagina of the female: - HS 22

Answer 224

BIRTH CANAL

Question 225

225. This is the narrow passage or doorway between the vagina and uterus: - HS 22

Answer 225

CERVIX

Question 226

226. A solid mass that forms in the follicle after the egg has left: - HS 22

Answer 226

CORPUS LUTEUM

Question 227

227. A mass of tubes connected to the testicle: - HS 22

Answer 227

ESTROGENIC EPIDIDYMIS

Question 228

228. Hormones that stimulate the development and maintenance of female sexual characters: - HS 22

Answer 228

HORMONES

Question 229

229. A bubble-like structure on the ovary which contains an egg: - HS 22

Answer 229

FOLLICLE

Question 230

230. Comes from the pituitary and causes follicle growth: - HS 22

Answer 230

Follicle stimulating hormone

Question 231

231. Which is the largest of the female reproductive organs? - HS 23

Answer 231

UTERUS

Question 232

232. The gestation period is usually about months. - HS 23

Answer 232

11

Question 233

233. A body-regulating chemical secreted by a gland into the blood stream: - HS 23

Answer 233

HORMONE

Question 234

234. The funnel-like membrane that surrounds the ovary: - HS 23

Answer 234

INFUNDIBULUM

Question 235

235. A female organ that produces eggs: - HS 23

Answer 235

OVARY

Question 236

236. The tube which carries the egg from the ovary to the uterus: - HS 23

Answer 236

OVIDUCT

Question 237

237. The membrane by which the fetus is attached to the uterus: - HS 23

Answer 237

PLACENTA

Question 238

238. A steroid hormone secreted by the hypertrophied cells of the corpus luteum: - HS 23

Answer 238

PROGESTERONE

Question 239

239. The sac-like pouch that suspends the testicles outside the body: - HS 24

Answer 239

SCROTUM

Question 240

240. The male gland that produces sperm: - HS 24

Answer 240

TESTICLE

Question 241

241. A mare that did not produce a foal during the current season: - HS 24

Answer 241

YELD MARE

Question 242

242. The average length of the estrous cycle is: - HS 24

Answer 242

21 Days

Question 243

243. The average length of estrus is days. - HS 24

Answer 243

6

Question 244

244. Many mares are capable of first reproduction at years of age. - HS 24

Answer 244

3

Question 245

245. At approximately weeks of pregnancy, the placenta attaches to the wall of the uterus and provides for the nourishment of the fetus. - HS 25

Answer 245

6

Question 246

246. The fetus develops gradually although the most rapid period of growth takes place during the last months of pregnancy. - HS 25

Answer 246

3-4.

Question 247

247. Saliva is produced by pair(s) of salivary glands. - HS 27

Answer 247

3

Question 248

248. Approximately gallons of saliva are produced and swallowed each day. - HS 28

Answer 248

8-10.

Question 249

249. The esophagus is approximately feet long. - HS 28

Answer 249

5

Question 250

250. The stomach can hold gallons of digesta. - HS 28

Answer 250

2-4.

Question 251

251. The action of the stomach is such that it works best when about % full. - HS 29

Answer 251

75

Question 252

252. The small intestine is approximately feet long. - HS 29

Answer 252

65

Question 253

253. The small intestine holds about gallons of digesta. - HS 29

Answer 253

12

Question 254

254. The is the primary site of digestion and absorption of nutrients. - HS 29

Answer 254

SMALL INTESTINE

Question 255

255. The duodenum is the most active site of digestion. - HS 29

Answer 255

TRUE

Question 256

256. A greenish solution that is secreted by the liver: - HS 29

Answer 256

BILE

Question 257

257. works to assist the in the digestion of proteins into peptides and amino acids. - HS 29

Answer 257

TRYPSIN

Question 258

258. Digesta makes its way through the small intestine at a rate of approximately inches per minute. - HS 30

Answer 258

12

Question 259

259. Digesta may reach the large intestine as soon as after a meal. - HS 30

Answer 259

AN HOUR

Question 260

260. The large intestine is approximately feet in length. - HS 30

Answer 260

25

Question 261

261. The large intestine holds about gallons. - HS 30
     32

Answer 261

32

Question 262

262. Digesta leaves the small intestine and enters the cecum through the: - HS 31

Answer 262

Ileo-cecal valve

Question 263

263. What is the primary site of fiber breakdown? - HS 31

Answer 263

CECUM

Question 264

264. The cecum is approximately feet in length. - HS 31

Answer 264

4

Question 265

265. The cecum holds about gallons of digesta. - HS 31

Answer 265

8

Question 266

266. Where in the large intestine is the largest portion of water absorbed? - HS 31

Answer 266

CECUM

Question 267

267. The large colon is feet in length. - HS 31

Answer 267

12

Question 268

268. The large colon holds about gallons. - HS 31

Answer 268

20

Question 269

269. Which portion of the digestive tract holds the most digesta? - HS 31

Answer 269

LARGE COLON

Question 270

270. Where is the pelvic flexure located? - HS 31

Answer 270

LARGE COLON

Question 271

271. The small colon is approximately feet in length. - HS 31

Answer 271

10

Question 272

272. The small colon holds about gallons of material. - HS 31

Answer 272

4

Question 273

273. A 1,000-pound horse normally produces between pounds of manure each day. - HS 31

Answer 273

40-50

Question 274

274. The rate of food passage from mouth to anus is usually between days. - HS 31

Answer 274

2-3.

Question 275

275. Between percent of adult horse body weight is water. - HS 33

Answer 275

65-75

Question 276

276. Between percent of foal body weight is water. - HS 32

Answer 276

75-80

Question 277

277. A loss of percent of body water is fatal. - HS 32

Answer 277

12-15.

Question 278

278. A non-working horse requires gallons of water. - HS 32

Answer 278

6-8.

Question 279

279. A pregnant horse requires gallons of water. - HS 32

Answer 279

7-9.

Question 280

280. A horse at peak lactation requires gallons of water. - HS 32

Answer 280

10-15.

Question 281

281. A horse in moderate work requires gallons of water. - HS 32

Answer 281

10-15.

Question 282

282. A horse in heavy work requires gallons of water. - HS 32

Answer 282

12-15+

Question 283

283. Feeds that are low in fiber and high in TND: - HS 32

Answer 283

CONCENTRATES

Question 284

284. Feeds that are high in fiber and low in TDN. - HS 32

Answer 284

FORAGES

Question 285

285. A feed constituent that aids in the support of life: - HS 32

Answer 285

NUTRIENT

Question 286

286. The less digestible form of carbohydrates found in feedstuffs: - HS 32

Answer 286

FIBER

Question 287

287. Mainly supply building material for the body: - HS 32

Answer 287

PROTEINS

Question 288

288. Mainly supply energy to the body: - HS 32

Answer 288

CARBOHYDRATES

Question 289

289. Amount of a nutrient found in feed: - HS 32

Answer 289

CRUDE NUTRIENT

Question 290

290. That which is left in a feed sample after the water has been removed: - HS 32

Answer 290

DRY MATTER

Question 291

291. The part of the ration that is a concentrated form of one or more of the essential nutrients: - HS 33

Answer 291

SUPPLEMENT

Question 292

292. Feedstuff produced as a secondary product in the manufacturing of another feed, usually a grain: - HS 33

Answer 292

BY PRODUCT FEED

Question 293

293. amino acids are essential to the horse’s diet. - HS 33

Answer 293

10

Question 294

294. What two vitamins are essential in the diet because they cannot be manufactured in the horse’s body? - HS 34

Answer 294

A and E

Question 295

295. What vitamin is required for eye function, bone development and the proper formation of cells? - HS 35

Answer 295

A

Question 296

296. What vitamin is required for bone formation, proper absorption and body use of calcium and phosphorus? - HS 35

Answer 296

D

Question 297

297. Which vitamin maintains and protects the membranes of all body cells from oxidation and enhances immunity? - HS 35

Answer 297

E

Question 298

298. Which vitamin aids in blood clotting? - HS 35

Answer 298

K

Question 299

299. Vitamin or ascorbic acid works to protect the body and all cells from oxidation. - HS 35

Answer 299

C

Question 300

300. Which is not a B-complex vitamin? - HS 35

Answer 300

LEUCINE

Question 301

301. Which is not a macro-mineral? - HS 35

Answer 301

IRON

Question 302

302. Which is not a micro-mineral? - HS 35

Answer 302

SULFUR

Question 303

303. Which mineral is essential to bone formation and maintenance and the strength of the skeletal system? - HS 36

Answer 303

CALCIUM

Question 304

304. Which mineral works closely with calcium is building and maintaining bone? - HS 36

Answer 304

PHOSPHORUS

Question 305

305. Which mineral is a component of bones and teeth and plays an important role in muscle contraction? - HS 36

Answer 305

MAGNESIUM

Question 306

306. Which mineral is a component of insulin? - HS 36

Answer 306

SULFER

Question 307

307. Which mineral is required for regulation of the osmotic pressure of cells? - HS 36

Answer 307

SODIUM

Question 308

308. Which mineral helps to keep bone and blood vessels elastic? - HS 36

Answer 308

COPPER

Question 309

309. Which mineral plays a role in the production of melanin? - HS 36

Answer 309

COPPER

Question 310

310. Which mineral works to help bone grow and is involved with protein and carbohydrate utilization? - HS 36

Answer 310

ZINC

Question 311

311. Which mineral is required for the hemoglobin molecule? - HS 36

Answer 311

IRON

Question 312

312. Which mineral is needed for carbohydrate and fat metabolism and helps build cartilage? - HS 36

Answer 312

MANGANESE

Question 313

313. Which mineral is needed for the production of hormones in the thyroid gland? - HS 36

Answer 313

IODINE

Question 314

314. Which mineral works with vitamin E to protect body tissues? - HS 36

Answer 314

SELENIUM

Question 315

315. A selenium deficiency results in muscular dystrophy in the young foal. - HS 36

Answer 315

TRUE

Question 316

316. Brans contain about percent of TDN. - HS 39

Answer 316

65

Question 317

317. What is the most readily available and most economical grain in most sections of the country? - HS 40

Answer 317

CORN

Question 318

318. What is usually the most expensive feed grain but is the safest and easiest to feed? - HS 40

Answer 318

OATS

Question 319

319. What grain may cause colic if fed alone? - HS 40

Answer 319

BARLEY

Question 320

320. Which grain should be crushed or ground and fed with bran? - HS 40

Answer 320

MILO

Question 321

321. It takes approximately quarts of snow to equal one quart of water. - HS 41

Answer 321

12

Question 322

322. Drugs that cause contraction of infected areas: - HS 45

Answer 322

ASTRINGENT

Question 323

323. A diseased condition: - HS 45

Answer 323

PATHOLOGICAL

Question 324

328. is a term applied to a horse that is sensitive about the head and jerks away when touched. - HS 4

Answer 324

HEADSHY

Question 325

329. A horse that refuses to leave a group of other horses is . - HS 4

Answer 325

HERDBOUND

Question 326

330. An acquired habit that is annoying or may interfere with the horse’s usefulness is a(n) . - HS 4

Answer 326

VICE

Question 327

331. What was the horse’s principle role until World War II? - HS 4

Answer 327

WAR MACHINE

Question 328

332. What three characteristics of the horse have made it possible for man to obtain performance from the horse far beyond what is possible with any other animal? HS 4

Answer 328

1)Anatomical structure and function, 2)speed and endurance, and 3)fear of being hurt (any order)

Question 329

333. The original ancestor of the horse is . - HS 4

Answer 329

EOHIPPUS

Question 330

334. The second stage of the horse was . - HS 4

Answer 330

MESOHIPPUS

Question 331

335. In which two continents did the horse complete development and become domesticated?

Answer 331

Asia, Europe

Question 332

336. The most important feature of the head and neck is the . - HS 5

Answer 332

EYE

Question 333

337. The eyes of the horse are large and set wide apart on the head, giving the horse vision. - HS 5

Answer 333

MONOCULAR

Question 334

338. The ability to see separate objects with each eye is . - HS 5

Answer 334

Monocular Vision

Question 335

339. Areas not in the horse’s eye sight are called . - HS 5

Answer 335

Blind Spots

Question 336

340. When looking at the same thing with both eyes at once, the horse is using . - HS 5

Answer 336

Binocular Vision

Question 337

341. The horse’s center of gravity is located at a point about inches behind the elbow. - HS 6

Answer 337

SIX (6)

Question 338

342. The horse’s center of is located at a point about six inches behind the elbow. - HS 6

Answer 338

GRAVITY

Question 339

343. The front legs are held in position by . - HS 6

Answer 339

Muscular Structures

Question 340

344. The center of motion on a mature horse is about inches behind the center of gravity. - HS 7

Answer 340

TEN (10)

Question 341

345. The horse can alter its center of by raising, lowering or extending its head. - HS 7

Answer 341

GRAVITY

Question 342

346. What is the basis of horse training? - HS 7

Answer 342

Power of Association

Question 343

347. The power of association is the basis of . - HS 7

Answer 343

Horse Training

Question 344

348. The forelegs, head and shoulders are referred to as the . - HS 8

Answer 344

FOREHAND

Question 345

349. The head should be broad in the . - HS 8

Answer 345

FOREHEAD

Question 346

350. The head should be short from the eyes to the . - HS 9

Answer 346

NOSTRILS

Question 347

351. The head should be deep in the . - HS 9

Answer 347

JAWS

Question 348

352. The ear should be carried at a degree angle to the axis of the head. - HS 9

Answer 348

45

Question 349

353. Large allow for a maximum air intake. - HS 9

Answer 349

NOSTRILS

Question 350

354. All breathing of air by the horse must be done through the . - HS 9

Answer 350

NOSTRILS

Question 351

355. All horses have seven vertebrae. - HS 9

Answer 351

CERVICAL

Question 352

356. The should be clean cut and free from thick, meaty or fatty tissue to facilitate movement of the head at the poll and allow easy breathing. - HS 9

Answer 352

THROATLATCH

Question 353

357. Length of plays an important part in length of stride. - HS 9

Answer 353

NECK

Question 354

358. The muscles that control leg movements terminate at the . - HS 9

Answer 354

KNEE

Question 355

359. Cannon, pastern and foot action is controlled by ligaments and . - HS 9

Answer 355

TENDONS

Question 356

360. The withers should extend rearward about of the distance from the point of the shoulder to the rear flanks. - HS 9

Answer 356

QUARTER (1/4)

Question 357

361. The shoulder should have a -degree slope. - HS 9
     45

Answer 357

HS 9

45

Question 358

362. A steep-shouldered horse has a stride. - HS 9
     Short

Answer 358

SHORT

Question 359

363. When viewed from the front, the cannons should descend from the center of the . - HS 10
     Knee

Answer 359

KNEE

Question 360

364. Cannon bones should give the appearance of being when viewed from the side. - HS 10
     Flat

Answer 360

FLAT

Question 361

365. The front feet should be set at the same angle as the . - HS 10
     Pastern

Answer 361

PASTERN

Question 362

366. A long sloping forms a more desirable base for neck attachment. - HS 10
     Shoulder

Answer 362

SHOULDER

Question 363

367. The of the horse should be deep and broad. - HS 10
     Trunk or Body

Answer 363

BODY

Question 364

368. The back and loin together make up the . - HS 10
     Top Line

Answer 364

LINE

Question 365

369. The top line must be strong for three reasons. What are they? -HS 10

Answer 365

protect internal organs, bear the weight of the rider, transmit propulsion from the hind legs to the front end.

Question 366

370. What is the weakest part of the top line? - HS 10

Answer 366

LOIN

Question 367

371. A underline can cause a horse to forge. - HS 10

Answer 367

SHORT

Question 368

372. Another name for croup is . - HS 11

Answer 368

RUMP

Question 369

373. A thick neck and filled throat latch gives a lack of flexion of the . - HS 11

Answer 369

HEAD

Question 370

374. Any abnormal deviation in the structural function of a horse constitutes a(n) . - HS 12

Answer 370

UNSOUNDNESS

Question 371

375. An example of a(n) is an unsightly scar or rope burn. - HS 12

Answer 371

BLEMISH

Question 372

376. Any time a horse is lame, we can suspects a(n) . - HS 12

Answer 372

UNSOUNDNESS

Question 373

377. is any irregularity in gait which results from moving with pain or difficulty. - HS 12

Answer 373

LAMENESS

Question 374

378. Any mark or blemish that impairs usefulness and another name for unsoundness is . - HS 12

Answer 374

DEFECT

Question 375

379. A blue or whitish eye is called a(n) eye. - HS 12

Answer 375

GLASS

Question 376

380. is free from any abnormal deviation in structure or function. - HS 12

Answer 376

SOUND

Question 377

381. is an undesirable outward arched profile of the nose area. - HS 13

Answer 377

Roman Nose

Question 378

382. Enlarged, stretched flexor tendons behind the cannon bones are tendons. - HS 13

Answer 378

BOWED

Question 379

383. is a displaced patella of stifle joint. - HS 13
     Stifled

Answer 379

STIFLED

Question 380

384. is a puffy swelling which appears on upper part of the hock and in front of the large tendon. - HS 13

Answer 380

THOROUGHPIN

Question 381

385. is the swelling of a vein usually below bog spavin. - HS 13

Answer 381

Blood Spavin

Question 382

386. The science of the structure of the animal body and the relation of its parts is . - HS 14

Answer 382

ANATOMY

Question 383

387. The angle of bite is the outer angle at which the upper and lower meet. - HS 14

Answer 383

INCISORS

Question 384

388. are the centrally located upper and lower incisors. - HS 14

Answer 384

CENTERS

Question 385

389. Canine teeth are sometimes referred to as . - HS 14

Answer 385

TUSHES

Question 386

390. star is a star shaped or circle like structure near the center of the wearing surface of the permanent incisors. - HS 14

Answer 386

DENTAL

Question 387

391. __________ is a slender tooth in front used for biting grass, feed, etc. - HS 14

Answer 387

INCISOR

Question 388

392. Full mouth is when the horse has a complete set of permanent . - HS 14

Answer 388

INCISORS

Question 389

393. There are four major ways to estimate the age of horses by the appearance of their teeth. What are they?

Answer 389

Occurrence of permanent teeth, Disappearance of cups, Angle of incidence, and Shape of the surface of the permanent teeth

Question 390

394. The foal’s temporary teeth appear by the time it is two weeks old. - HS 15

Answer 390

PREMOLAR

Question 391

395. A young horse has a total of temporary teeth. - HS 15

Answer 391

24

Question 392

396. is the term for a pair of teeth when the biting surfaces are in direct contact causing wear on their surfaces. - HS 15

Answer 392

In wear

Question 393

397. is parallel to the long part of the tooth. - HS 15

Answer 393

LONGITUDINAL

Question 394

398. are rear teeth or grinding teeth of the horse. - HS 15

Answer 394

MOLARS

Question 395

399. A horse has a smooth mouth at age . - HS 15

Answer 395

11

Question 396

400. Besides age, the number of permanent teeth also depends on the horse’s . - HS 16

Answer 396

Sex/Gender

Question 397

401. Mares commonly have permanent teeth. - HS 16

Answer 397

36

Question 398

402. Male horses have permanent teeth, not including wolf teeth. - HS 16

Answer 398

40

Question 399

403. The angle of incidence is less that degrees in older horses. - HS 17

Answer 399

90

Question 400

404. From about 8-12 years, the back inside surfaces of the incisors become . - HS 17

Answer 400

OVAL

Question 401

405. The Galvayne’s Groove appears at the gum margin of the upper corner incisor at about __________ years of age. - HS 17

Answer 401

YEARS

Question 402

406. Galvayne’s Groove extends halfway down the tooth at age . - HS 17

Answer 402

15

Question 403

407. Galvayne’s Groove reaches the wearing surface at years old. - HS 17

Answer 403

20

Question 404

408. Galvayne’s Groove completely vanishes after years. - HS 17

Answer 404

30

Question 405

409. Wolf teeth are more common in horses. - HS 17

Answer 405

MALE

Question 406

410. is the practice of trying to replace the cups located on the biting surface of the worn incisors in attempts to make a horse appear more youthful. - HS 17

Answer 406

BISHOPING

Question 407

411. is the female parent of a horse. - HS 18

Answer 407

DAM

Question 408

412. is the progeny of a stallion. - HS 18

Answer 408

GET

Question 409

413. is the progeny of a mare. - HS 18

Answer 409

PRODUCE

Question 410

414. is the male parent of a horse. - HS 18

Answer 410

SIRE

Question 411

415. __________ are long, thread-like structures made of complex protein. - HS 18

Answer 411

CHROMOSOMES

Question 412

416. Horses have _______ pairs of chromosomes. - HS 18

Answer 412

32

Question 413

417. are the units of inheritance. - HS 18

Answer 413

GENES

Question 414

418. are the “brains” of the cell. - HS 18

Answer 414

Genes

Question 415

419. Phenotype is the appearance. - HS 20

Answer 415

OUTWARD

Question 416

420. __________ means genetic makeup. - HS 20

Answer 416

GENOTYPE

Question 417

421. Females sex genotype is . - HS 21

Answer 417

XX

Question 418

422. Males sex genotype is . - HS 21

Answer 418

XY

Question 419

423. A stallion mated to a jennet produces a . - HS 21

Answer 419

HINNY

Question 420

424. A jackass mated to a horse produces a . - HS 21

Answer 420

MULE

Question 421

425. The mule and hinny have chromosomes. - HS 21

Answer 421

63

Question 422

426. A mare that is not in foal is a mare. - HS 22

Answer 422

BARREN

Question 423

427. A male foal is a . - HS 22

Answer 423

COLT

Question 424

428. What are the three estrogenic hormones?

Answer 424

Estradiol, Estrone, Estriol

Question 425

429. is commonly called heat. - HS 22

Answer 425

ESTRUS

Question 426

430. is the sperm entering the egg. - HS 22

Answer 426

FERTILIZATION

Question 427

431. The unborn animal as it develops in the uterus is a . - HS 22

Answer 427

FETUS

Question 428

432. is a female foal up to three years old. - HS 22

Answer 428

FILLY

Question 429

433. is a colt or filly under one year old. - HS 22

Answer 429

FOAL

Question 430

434. is an altered or castrated horse. - HS 22

Answer 430

GELDING

Question 431

435. The egg and sperm are both __________ cells. - HS 22

Answer 431

SEX

Question 432

436. The is the place where sperm are stored while they mature. - HS 22

Answer 432

EPIDIDYMIS

Question 433

437. The testicle and epididymides are located in the . - HS 22

Answer 433

SCROTUM

Question 434

438. The is the tube that carries urine from the bladder through the penis. - HS 22

Answer 434

URETHRA

Question 435

439. The combined fluid from the accessory glands and sperm is called . - HS 23

Answer 435

SPERM

Question 436

440. is the capacity to produce sex cells. - HS 23

Answer 436

PUBERTY

Question 437

441. The primary sex organ of the mare is the . - HS 23

Answer 437

OVARY

Question 438

442. What are the four sections of the duct system in the female reproductive system? -HS 23

Answer 438

Oviducts, Uterus, Cervix, Vagina

Question 439

443. The various parts of the duct system are connected together and attached internally to the upper body wall by a series of . - HS 23

Answer 439

LIGAMENTS

Question 440

444. The ovaries produce the . - HS 23

Answer 440

EGGS

Question 441

445. Each egg is contained in a bubble called a . - HS 23

Answer 441

FOLLICLE

Question 442

446. The catches the egg when it is released by the ovary. - HS 23

Answer 442

INFUNDIBULUM

Question 443

447. regulates the corpus luteim in the female and testosterone secretion in the male. - HS 23

Answer 443

Luteinizing Hormone

Question 444

448. The is the dense center of a cell that contains the genetic material. - HS 23

Answer 444

NUCLEUS

Question 445

449. is the time when the follicle bursts and the egg is released. - HS 23

Answer 445

OVULATION

Question 446

450. Ovulation is the time when the bursts and the egg is released. - HS 23

Answer 446

FOLLICLE

Question 447

451. The scientific name for egg is . - HS 23

Answer 447

OVUM

Question 448

452. is commonly called the “after-birth.” - HS 23

Answer 448

Placenta

Question 449

453. The is the gland located at the base of the brain that secretes hormones which regulate the body. - HS 23

Answer 449

PITUITARY

Question 450

454. inhibits the action of estrogens. - HS 23

Answer 450

PROGESTERONE

Question 451

455. is the hormone that initiates lactation. - HS 23

Answer 451

PROLACTIN

Question 452

456. A is a male horse that has retained one or both testicles in his body cavity. - HS 23

Answer 452

RIDGLING

Question 453

457. The tube through which both semen and urine pass through the penis of the male is the . - HS 24

Answer 453

URETHRA

Question 454

458. The is the muscular, spongy organ where the unborn animal develops. - HS 24

Answer 454

UTERUS

Question 455

459. The tube that carries sperm from the epididymis to the urethra in the male is . - HS 24

Answer 455

Vas deferens

Question 456

460. What are the three phases of the estrous cycle? -HS 24

Answer 456

Diestrus, Proestrus, Estrus

Question 457

461. The mare is called because she cycles continuously throughout the breeding season in the absence of conception. - HS 24

Answer 457

POLYESTRUS

Question 458

462. Most mares that exhibit no outward signs of estrus during winter months are said to be during that time. - HS 24

Answer 458

ANESTROUS

Question 459

463. The most easily recognized phase of the estrous cycle is . - HS 24

Answer 459

ESTRUS

Question 460

464. Ovulation occurs day(s) before the end of estrus. - HS 24

Answer 460

ONE

Question 461

465. The sperm and the egg unite in the . - HS 25

Answer 461

OVIDUCT

Question 462

466. What are the three portions of the sperm cell? - HS 25

Answer 462

Head, Midpiece, Tail

Question 463

467. The genetic material of the sperm cell is contained in the section. - HS 25

Answer 463

HEAD

Question 464

468. is the time during which the fertilized egg develops in the uterus. - HS 25

Answer 464

PREGNANCY

Question 465

469. Waste products from the fetus are eliminated through the . - HS 25

Answer 465

PLACENTA

Question 466

470. Successful pregnancy ends in birth, also known as . - HS 26

Answer 466

PARTURITION

Question 467

471. The first milk is also called . - HS 26

Answer 467

COLOSTRUM

Question 468

472. A mature non-breeding female is called a mare. - HS 26

Answer 468

SPAYED

Question 469

473. The horse is a , or a plant-eater. - HS 27

Answer 469

HERBIVORE

Question 470

474. What are the six parts that make up the horse’s digestive tract? -HS 27

Answer 470

Mouth, Pharynx, Esophagus, Stomach, Small intestine, Large intestine

Question 471

475. What are the six other organs that aid in digestion? -HS 27

Answer 471

Lips, Teeth, Tongue, Salivary glands, Liver, Pancreas

Question 472

476. Digestion begins with , the grasping of feed by the lips to bring it into the mouth. - HS 27

Answer 472

PREHENSION

Question 473

477. The jaw is slightly wider than the jaw. - HS 27

Answer 473

Upper, Lower (specific order)

Question 474

478. The horse must in order for salivation to occur. - HS 27

Answer 474

CHEW

Question 475

479. What are the three pairs of salivary glands? -HS 28

Answer 475

Parotid, Submaxillary, Sublingual

Question 476

480. Saliva consists primarily of . - HS 28

Answer 476

WATER

Question 477

481. Deglutition occurs when the feed is pushed into place by the tongue and forced through the pharynx into the . - HS 28

Answer 477

ESOPHAGUS

Question 478

482. The is a muscular passage where both air and feed cross. - HS 28

Answer 478

PHARYNX

Question 479

483. The keeps feed from entering the windpipe. - HS 28

Answer 479

EPIGLOTTIS

Question 480

484. Feed is pushed through the esophagus by , wave-like muscular contractions. - HS 28

Answer 480

PERISTALSIS

Question 481

485. The esophagus is located on the side of the neck. - HS 28

Answer 481

LEFT

Question 482

486. At the end of the esophagus, feed is passed through the sphincter into the stomach. - HS 28

Answer 482

CARDIAC

Question 483

487. What muscle prevents horses from belching or vomiting?- HS 28

Answer 483

Cardiac Sphincter

Question 484

488. In the stomach, mixes with the digesta and acidifies it. - HS 29

Answer 484

Hydrochloric acid

Question 485

489. is an enzyme that works to digest protein. - HS 29

Answer 485

PEPSIN

Question 486

490. Pepsin is an enzyme that works to digest . - HS 29

Answer 486

PROTEIN

Question 487

491. is an enzyme that helps digest fats. - HS 29

Answer 487

Gastric lipase

Question 488

492. Gastric lipase is an enzyme that helps digest . - HS 29

Answer 488

FATS

Question 489

493. A horse’s stomach is rarely emptied completely, unless feed is withheld for hours or longer. - HS 29

Answer 489

24

Question 490

494. What are the three regions of the small intestine? -HS 29

Answer 490

Duodenum, Jejunum, Ileum

Question 491

495. Digesta leaving the stomach passes through the , a muscle at the junction of the stomach and small intestine. - HS 29

Answer 491

Pyloric Sphincter

Question 492

496. The first section of the small intestine, the , is the most active site of digestion. - HS 29

Answer 492

DUODENUM

Question 493

497. The bile duct from the liver and pancreatic duct from the pancreas deposit digestive secretions into the . - HS 29

Answer 493

DUODENUM

Question 494

498. Bile assists in the digestion of . - HS 29

Answer 494

FATS

Question 495

499. What are the three enzymes secreted by the pancreas? -HS 29

Answer 495

Trypsin, Pancreatic Amylase, Pancreatic Lipase

Question 496

500. Pancreatic amylase digests . - HS 29

Answer 496

STARCHES

Question 497

501. Pancreatic lipase works with bile to digest . - HS 29

Answer 497

FATS

Question 498

502. is the pancreatic hormone. - HS 29

Answer 498

INSULIN

Question 499

503. The jejunum is the region of the small intestine. - HS 29

Answer 499

MIDDLE