2011 Eastern National Questions Flashcards

0
Q

What is the name for the membrane covering the brain and spinal cord?

A

Meninges.

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1
Q

What is the name of the organ which is located in the nasal cavity, caudal to the alar cartilages, which is related to social and sexual activities?

A

Vomeronasal (Voh-mur-o-nasal).

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2
Q

Name the three membranes covering the brain and spinal cord.

A

Arachnoid, dura mater, pia mater.

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3
Q

What stallion was foaled Illinois in 1895 and was on the male side of more than 20% of all quarter horses prior to 1958?

A

Peter McCue.

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4
Q

Which part of the horse’s digestive system has the greatest capacity?

A

Large colon.

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5
Q

Two part question: what is the name of the world championship show for the Tennessee walking horse and where is it held?

A

TWH National Celebration, Shelbyville, TN.

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6
Q

What metabolic disease is associated with the kidneys, but is not a kidney disease?

A

Azoturia, Monday morning disease, tying up, exertional myopathy, acute rhabdomyolysis.

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7
Q

What breed was the first to represent the United States in the World Pairs Driving Competition?

A

Morgan.

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8
Q

What functions does the lower brain or brainstem control?

A

Life processes such as respiration, blood pressure, etc.

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9
Q

In which part of the heart is the Sinoatrial valve located?

A

Right atrium.

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10
Q

Which hormone maintains the calcium and phosphorus levels?

A

Parathyroid hormone.

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11
Q

Why does the skin continuously shed cells?

A

No blood supply to epidermis (outer layer) of skin.

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12
Q

What type of gene action results in the phenotype of the individual being intermediate between those of either homozygote?

A

Codominance.

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13
Q

What are the three different bones in the horse’s skull that contain the teeth? Which teeth are contained in each bone?

A

Incisive, maxilla, mandible, upper incisors, upper premolars and molars, all lower teeth - incisors, premolars, and molars.

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14
Q

What are the two feeds, or nutrients, required for life by horses in all situations?

A

Water and forage.

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15
Q

What are the two most palatable pasture grasses for horses?

A

Kentucky bluegrass and Timothy.

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16
Q

At what percent crude protein, is a feed considered a protein supplement?

A

20%.

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17
Q

Which hormone, released from the hypothalamus, signals the start of the reproductive season?

A

Gonatropic releasing hormone.

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18
Q

What two forms of feeding processing involve a die and steam?

A

Pelleting and extruding.

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19
Q

What are thrombocytes?

A

Blood platelets that are important in blood clotting.

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20
Q

Between which two structures of the digestive tract is the cecum located?

A

The ileum and the large colon (right ventral colon).

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21
Q

What is the function of the hormone thyroxine?

A

Controls metabolic rate.

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22
Q

Where are the horse’s digital extensor muscles located?

A

Forearm and Gaskin/between elbow and knee and stifle and hock.

23
Q

Name two terms that have to do with the angle, or set of the hock, from a profile view.

A

Sickle hocked, post-legged (too straight in the hock).

24
Q

Most of the blood is shunted through what two structures in the fetal heart?

A

Arterial duct and oval foramen.

25
Q

What are the two phases of the cycle for each limb during a stride?

A

Stance and swing.

26
Q

What are Sertoli cells?

A

Cells in the testes that support spermatozoa development.

27
Q

What is meant by the term “set fair”?

A

The finishing touches made to a horse’s bedding before it is put away for the night.

28
Q

What is the term for the amount of air left in the lungs after a maximal force expiration?

A

Residual volume.

29
Q

What is the name of the Standardbred’s registry?

A

United States Trotting Association.

30
Q

What is a mutton withered horse?

A

A horse with thick, round, low withers or little bone definition in withers.

31
Q

About how much of the total capacity of the digestive system does the stomach hold?

A

8%.

32
Q

What is the term for the horse’s sense of touch?

A

Tactile.

33
Q

How many amino acids make up protein?

A

22.

34
Q

When do the endometrial cups begin the form?

A

36th day of pregnancy.

35
Q

What three terms are used to describe the front and rear of the horse’s legs below the knees and hocks? Indicate the direction of each.

A

Dorsal – front of all four legs.
Palmar- back of front legs.
Plantar – back of hindlegs.

36
Q

There are two forms of sweating. One involves the natural process of the horse cooling itself. What is another form of sweating?

A

Putting plastic wrap/neck sweat on neck to dehydrate/shrink it.
Putting plastic wrap on inflamed limb to reduce swelling.

37
Q

What cells in the lymph nodes can remove bacteria and cancer cells?

A

Phagocytes.

38
Q

Follicle-stimulating hormone is produced by the pituitary gland. What two tissues does it affect?

A

Ovary and testes.

39
Q

Which system of the horse is responsible for homeostasis?

A

Endocrine system.

40
Q

What is the approximate diameter of the horse’s trachea?

A

2 inches.

41
Q

Which artery provides the main blood supply to the horse’s brain?

A

Internal carotid artery.

42
Q

What are the two types of nerves which supply the same organ causing different responses?

A

Parasympathetic and sympathetic nerves.

43
Q

What does the extension gene effect?

A

Color differences and black pigmented and red pigmented horses.

44
Q

Impaction colic is most likely to occur where the intestine narrows. What are the three most common sites of impaction colic?

A

Ileal orifice (opening to the cecum), pelvic flexure, beginning of the transverse colon.

45
Q

What is the horse’s field of vision in each eye?

A

About 215°.

46
Q

What is the difference between a stride and a step?

A

A stride is the distance between successive imprints of the same foot. And a step is the distance in line of forward movement between footprints of two front or hind feet/a single beat of a gait.

47
Q

This breed of pony is an intermediate sized pony and a very popular mount for children. Spotted patterns are not eligible for registry. What breed is it?

A

Welsh.

48
Q

Which artery provides the main blood supply to the horse’s head?

A

Common carotid artery.

49
Q

Which specific internal parasite is thought to be related to “foal heat scours” since it causes diarrhea in young foals?

A

Strongyloides westeri.

50
Q

What are autosomes?

A

All chromosomes except the X and Y chromosomes.

51
Q

Which vitamin is the most common of all vitamin toxicoses?

A

Vitamin D.

52
Q

What are the three types of joints?

A

Fibrous, cartilaginous, synovial.

53
Q

What are five guidelines used for the Tobiano pattern?

A

White crosses the back, head marked like a solid horse with star, strip, blaze, or no markings; all legs are white at least below knees and hocks; body spots or regular, oval-shaped, and distinct; one or both flanks are usually dark color; tail is often two colors.

54
Q

What are the two most common forms of molasses used in horse rations?

A

Cane molasses (blackstrap molasses), beet molasses.

55
Q

Name the three parts of the uterus.

A

Body, two horns (per Kainer, cervix would also be a part of the uterus - 4 parts).