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Flashcards in Category D: Anatomy continued Deck (63)
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1

What is the term for the hoof and all of its contents?

The foot

2

Describe the jaw movement of a horse that is chewing.

Jaws go up and down, and side to side

3

Most of the weight of the horse is supported on what portion of the hoof?

The hoof wall.

4

In what age group is hoof growth the greatest?

Foals.

5

Name the 2 types of vision possessed by the horse?

Monocular & binocular

6

When do teeth stop growing?

In the early 20's

7

Which side of the heart pumps oxygenated blood throughout the body?

Left atrium and left ventricle

8

Which side of the heart pumps blood to the lungs?

The right atrium and the right ventricle

9

Which body system functions to exchange oxygen & carbon dioxide between the animals and the environment?

The respiratory system

10

What is the sight of the majority of nutrient absorption
?

Small intestines

11

In a 24 hour period an adult horse will produce how many pounds of feces?

28-50 lbs.

12

What is the main function of platelets in blood?

Help with blood clotting process

13

The product of tidal volume & respiratory frequency is called what?

Minute volume

14

What are the 3 main components of the cardiovascular system?

Blood, blood vessels, heart

15

The heart can be divided into the inot right & left halves, each consisting of 2 chambers called what?

Atrium and ventricle

16

Name the accessory organs that help aid in digestion.

Teeth, salivary glands, liver, & pancreas

17

What part of the respiratory system is the functional units of the lungs where gas exchange actually occurs?

Alveoli

18

The amount of air inspired or expired during normal breathing is called what?

Tidal volume

19

The number of breaths taken per minute is usually called the respiratory rate or what else?

Respiratory frequency

20

Horses use monocular and binocular vision, which one is generally better developed?

Monocular

21

Approximately how many quarts of urine does a horse produce per day?

4-7

22

What is the term for the total amount of air inspired or expired in a minute?

Minute volume

23

What is the main psychological function of white blood cells?

Help immune system by defending against foreign cells such as bacteria

24

What are the 3 main types of muscle fibers?

Type 1, 2A, 2B

25

What triggers the horse to grow a winter coat?

Shorter days

26

What is the main psychological function of red blood cells?

Transport oxygen in the blood to the cells

27

What percent of the hoof wall is water?

25%

28

What is the cellular elements of blood that are suspended in a liquid?

Plasma

29

What is composed of red blood cells, white blood cells & platelets?

Blood

30

What are the main vessels used to Cary blood from the heart?

Arteries

31

The angle of the shoulder & the pastern & the elasticity of the suspensory & sesamoid ligament & movement of the hoof wall all help absorb what?

Concussion

32

What is the main supply to the digestive tract?

Anterior mesenteric artery

33

Which body system would contain these: leydig cells, serology cells & androgen binding protein?

Endocrine or reproductive systems

34

What is the basic contractile unit of skeletal muscle?

Sarcomere

35

About 65% of the digestive capacity is where?

Cecum and large colon( lower gut)

36

What term describes the study of hormones & their effects?

Endocrinology

37

What percent of the frog is water?

50%

38

What is produced by the brains pineal gland in response to light?

Melatonin

39

What is the minute volume in relation to the respiratory system?

Total amount of air expired in 1 minute

40

What part of the hoof correspondent to the human cuticle?

Periople

41

What percent of the sole of the hoof is water?

33%

42

What is the capacity of the cecum?

8 gallons( or 28-32 quarts)

43

What is the j-shaped sack that holds 2-4 gallons of digesta?

Stomach

44

What scientific term describes the mechanically breaking down of feed into smaller particle So?

Mastication

45

Which stomach enzyme helps digest fat?

Gastric lipase

46

What is the term for the wavelike contractions in the digestive system?

Peristalsis

47

Which teeth are used mainly for chewing and not for biting grasses?

Molars

48

Which part of the digestive tract has the largest capacity?

Large colon

49

What are the finger like projections that line the small intestine & improve absorption of nutrients?

Villi

50

How much manure is produced each day by a 1000 lb. horse?

40-50 lbs.

51

What premises with the stomach digesta & breaks down food prior to pepsin & gastric lipase begin their work?

Hydrochloric acid

52

What part of the large intestine is a common site of impactions especially if the horse has not had enough to drink?

Pelvic flexure

53

Which stomach enzyme helps to digest protein?

Pepsin

54

What part of the digestive tract is a blind gut because digesta passes in and out practically the same opening?

Cecum

55

What is the length of the esophagus?

4-5 feet

56

Which salivary gland is under the tongue?

Sublingual

57

What is the muscular passage, approximately 6 inches long where both food and air cross?

Pharynx

58

Which teeth are mainly used for biting grasses instead of chewing?

Incisors

59

I what part of the digestive tract is the most water absorbed, along with water soluble vitamins & minerals?

Cecum

60

What is the primary function of the small colon?

Formation of fecal balls

61

What is the approximate length of the digestive tract?

100 ft.

62

Emptying the stomach is a continuous process during digestion, how long must food be withheld to completely empty the horses stomach?

24 hours

63

Which part of the large intestine is comma shaped, approximately 4 feet in length & has a capacity of about 8 gallons?

Cecum