Anatomy & Physiology Flashcards
How many bones are in the sternum?
1
Source: The Horse, Evans, p. 90
How many thoracic vertebrae does the horse have?
18
Source: The Horse, Evans, p. 91
How many lumbar vertebrae does the horse have?
6
Source: The Horse, Evans, p. 91
How many sacral vertebrae does the horse have?
5
Source: The Horse, Evans, p. 91
Which bone in the horse’s body is the heaviest and strongest?
Femur
Source: The Horse, Evans, p. 687
What is the general term for the last 10 pairs of ribs that are not connected to the sternum?
False ribs or floating ribs
Source: Illustrated Dictionary of Equine Terms, p. 104
How many pairs of ribs are true?
8
Source: The Horse, Evans, p. 97 / Horses and Horsemanship, Ensminger, p. 26
How many pairs of ribs are false?
10
Source: The Horse, Evans, p. 97 / Horses and Horsemanship, Ensminger, p. 27
How many bones are in the horse’s hoof?
3
Source: The Horse, Evans, p. 696
Is the horses eyeball larger or smaller than an elephant and whale?
Larger
Source: Equine Science, Griffiths, p. 60
Approximately how many degrees can the horse rotate each ear?
180 degrees
Source: Equine Science, Griffiths, p. 62
How much of the horses total body weight is made up of water?
65-75%
Source: Equine Science, Griffiths, p. 62
What is the term for an eye that is small and set back into the head?
Pig-eye
Source: The Horse, Evans, p. 124
What is the spasmodic muscle contraction that produces heat to help maintain body temperature?
Shivering
Source: The Horse, Evans, p. 104
Which organ in the horse stores vitamin A?
Liver
Source: AYHC Horse Industry Handbook, 730-2 / Horses and Horsemanship, Ensminger, p. 252
Name two areas of hair on the horse that do not shed.
Eyelashes, Tail, Mane, Tactile hairs of the muzzle
Source: The Horse, Evans, p. 129
What color are a horse’s hooves usually at birth?
White
Source: The Horse, Evans, p. 82
What is the normal color of a horse’s eye?
Brown
Source: The Horse, Evans, p. 82
How often does a horse shed?
Twice a year
Source: The Horse, Evans, p. 129
Where is the hoof wall the thickest?
At the toe
Source: The Horse, Evans, p. 695
Name the four classifications of bones in the horse.
Long, short, flat, irregular
Source: The Horse, Evans, p. 90
Bones are held together by what?
Ligaments
Source: The Horse, Evans, p. 90
Muscles are attached to bones by what?
Tendons
Source: The Horse, Evans, p. 90
Do the front legs or hind legs have the most joints?
Hind legs
Source: The Horse, Evans, p. 98
What is the hair called that falls on the face between the ears?
The forelock
Source: The Horse, Evans, p. 142
Name the four components of the horse’s topline.
Withers, Back, Loin, Croup
Source: AYHC Horse Industry Handbook, 220-6
What does the panniculus muscle do in the horse?
It moves the skin and shakes flies off the horse.
Source: Illustrated Dictionary of Equine Terms, p. 203
Name the two bones which make up the forearm.
Radius and Ulna
Source: The Horse, Evans, p. 97
What is another name for the scapula?
Shoulder blade
Source: The Horse, Evans, p. 97
The heart is composed of how many chambers?
4
Source: The Horse, Evans, p. 111
What is the area of the nose called that encompasses the nostrils, lips and chin?
Muzzle
Source: Illustrated Dictionary of Equine Terms, p. 184
What part of the horse is located between the back and the croup?
Loin
Source: Horses and Horsemanship, Ensminger, p. 32 / Equine Science, Griffiths, p. 26
What in the eye covers the lens, admits light and is transparent?
Cornea
Source: Illustrated Dictionary of Equine Terms, p. 69
How many bones are in the horse’s vertebral column?
54
Source: The Horse, Evans, p. 90 / Horses and Horsemanship, Ensminger, p. 26
Where on the horse would there be no sweat glands?
Legs
Source: The Horse, Evans, p. 129
What is another name for the horse’s ankle joint?
Fetlock
Source: Illustrated Dictionary of Equine Terms, p. 106, 216
The heart, blood, veins and arteries make up what body system?
Circulatory System
Source: Illustrated Dictionary of Equine Terms, p. 57
Name 4 of the 7 joints of the hind limb.
Sacroiliac, hip, stifle, hock, fetlock, pastern, coffin
Source: The Horse, Evans, p. 98
Name the system responsible for collecting and removing the fluid waste from the body.
Urinary System
Source: Illustrated Dictionary of Equine Terms, p. 280
Give an example of a flat bone in the skeleton of the horse.
Skull, ribs
Source: The Horse, Evans, p. 90
What is another term for the sense of smell?
Olfactory Sense
Source: Equine Science, Griffiths, p. 61
Which type of bones provides large areas for the attachment of muscles?
Flat bones
Source: The Horse, Evans, p. 90
Name the bones that are encased in the horse’s hoof.
Coffin, Navicular, Short Pastern Bone
Source: Equine Science, Griffiths, p. 201 / AYHC Horse Industry Handbook, 505-5
Where would you find ring bone?
Pastern
Source: The Horse, Evans, p. 157
Movement of air into and out of the lungs is referred to as what?
Respiration
Source: The Horse, Evans, p. 108
How does the stomach of the horse compare with other farm animals?
It is the smallest
Source: Horse Science (National 4-H Council), p. 28
Where are the chestnuts located on an ass/donkey?
On the front legs only, they do not have them on the hind legs
(Source: Equine Science, Griffiths, p. 21)
Describe the movement of the jaw when a horse is chewing.
Jaw movement is vertical (up & down) and lateral (side to side)
(Source: The Horse, Evans, p. 93)
What term is used to refer to a male horse that has been castrated after having reached maturity?
A stag
Source: Horses and Horsemanship, Ensminger, p. 529
If an animal has had its ears cut or frozen off, what is it known as?
Crop-eared
Source: Illustrated Dictionary of Equine Terms, p. 73
The top of a horse’s head just back of the ears is called what?
Poll
Source: AYHC Horse Industry Handbook, 220-3
What is the main purpose of the red blood cells?
To transport oxygen in the blood
Source: AYHC Horse Industry Handbook, 830-1
What is the easiest way to determine if the cardiovascular system is working?
Heart rate
Source: AYHC Horse Industry Handbook, 830-1
On what part of the mouth does the bit rest?
Bars
Source: Horses and Horsemanship (National 4-H Council), p. 29
Who has better hearing - you or your horse?
Horse
Source: The Horse, Evans, p. 121
What part of the foot is between the wall & frog?
Sole
Source: AYHC Horse Industry Handbook, 505-1
What part of the horse is important in keeping the saddle in place?
Withers
Source: AYHC Horse Industry Handbook, 220-6
How many bones does the horse have?
205
Source: The Horse, Evans, p. 90 / Illustrated Dictionary of Equine Terms, p. 246
On average, how many coccygeal vertebrae does the horse have?
18
Source: The Horse, Evans, p. 96
What are the names of the first two vertebrae?
Atlas and Axis
Source: The Horse, Evans, p. 91
Name the vertebral section found in the tail.
Coccygeal vertebrae
Source: The Horse, Evans, p. 96
What is the name for the soft, spongy wedge-shaped structure on the bottom of the horse’s foot?
Frog
Source: The Horse, Evans, p. 695
What is the nasal cavity?
The passageway for the respiratory system
Source: Illustrated Dictionary of Equine Terms, p. 187
True or False: 75 to 80% of foal body weight is water.
True
Source: Horse Science (National 4-H Council), p. 32
What is another name for the knee bones?
Carpals (carpus bones)
Source: The Horse, Evans, p. 97, 684
A horse uses what two parts of its body to aid in stability and balance?
The head and neck
Source: The Horse, Evans, p. 141
The tactile sense controls what?
The sense of touch
Source: Equine Science, Griffiths, p. 64