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Flashcards in Digestive System Deck (36):
1

How long is the small colon?

10 feet

(Source: Horse Science (National 4-H Council), p. 31)

2

How long is the small intestine?

65 feet

(Source: Horse Science (National 4-H Council), p. 29)

3

How long is the large intestine?

25 feet

(Source: Horse Science (National 4-H Council), p. 30)

4

What four parts of the digestive tract make up the foregut?

Mouth, Esophagus, Stomach & Small Intestine

(Source: AYHC Horse Industry Handbook, 705-2)

5

What four parts of the digestive tract make up the hindgut?

Cecum, Large Colon, Small Colon, and Rectum

(Source: AYHC Horse Industry Handbook, 705-2)

6

How long is the horse's esophagus?

4-5 feet

(Source: Horse Science (National 4-H Council), p. 28 / Equine Science, Griffiths, p. 109)

7

How long is the cecum?

4 feet

(Source: Horse Science (National 4-H Council), p. 28)

8

How long is the large colon?

10-12 feet

(Source: Horse Science (National 4-H Council), p. 28)

9

How much does the horse's stomach hold?

8-17 quarts (2-4 gallons)

(Source: Horse Science (National 4-H Council), p. 28); (Equine Science, Griffiths, p. 110)

10

What percentage of the horse's digestive system is the stomach?

8%

(Source: The Horse, Evans, p. 191)

11

How much does the horse's small intestine hold?

48 quarts

(Source: Horse Science (National 4-H Council), p. 28)

12

The small intestine provides approximately what percent of the capacity of the gastrointestinal tract?

30%

(Source: The Horse, Evans, p. 192)

13

How long does food remain in the horse's stomach?

15-45 minutes

(Source: AYHC Horse Industry Handbook, 705-1)

14

The gastrointestinal tract is approximately how many feet long?

100 feet

(Source: Horse Science (National 4-H Council), p. 27)

15

Name the nine parts of the alimentary canal. (aka digestive tract)

Mouth, pharynx, esophagus, stomach, small intestine, cecum, large colon, small colon, rectum

(Source: Horses and Horsemanship, Ensminger, p. 219)

16

The primary site of digestion and absorption of nutrients in the horse is where?

Small intestine

(Source: Horse Science (National 4-H Council), p. 29)

17

Name the enzyme of the stomach which helps digest proteins.

Pepsin

(Source: Horse Science (National 4-H Council), p. 29)

18

The pouch at the junction of the small intestine and colon is termed what?

Cecum

(Source: The Horse, Evans, p. 192)

19

Material which is not or cannot be digested in the small intestine passes into what part of the digestive system tract?

Large intestine or cecum

(Source: Equine Science, Griffiths, p. 111-112 / Horses and Horsemanship, Ensminger, p. 220)

20

What is the name of the tract that is a musculo-membranous tube that extends from the mouth to the anus?

Gastrointestinal

(Source: The Horse, Evans, p. 118)

21

What is the capacity of the large colon?

20 gallons

(Source: Horse Science (National 4-H Council), p. 31)

22

In the horse, the bile is secreted directly into where from the liver?

Small intestine

(Source: The Horse, Evans, p. 192)

23

A 1,000 pound horse normally produces how many pounds of manure each day?

40 to 50 pounds

(Source: Horse Science (National 4-H Council), p. 31)

24

How do horses digest cellulose?

Bacteria in the cecum & large intestine

(Source: Horse Science (National 4-H Council), p. 33)

25

What is the holding capacity of the cecum?

28-32 quarts

(Source: Horse Science (National 4-H Council), p. 28)

26

Which part of the horse's digestive system serves as a functional appendix?

Cecum

(Source: Horse Science (National 4-H Council), p. 31)

27

What is the term for the mix of animal excrements and bedding?

Manure

(Source: Horses and Horsemanship, Ensminger, p. 467)

28

What are the 3 parts of the small intestine?

Duodenum, Jejunum, Ileum

(Source: Horse Science (National 4-H Council), p. 29)

29

Name the middle part of the digestive system?

Jejunum

(Source: Horse Science (National 4-H Council), p. 29)

30

What is the first part of the digestive system?

Mouth

(Source: The Horse, Evans, p. 190)

31

What is the name given to the waste matter of digestion?

Manure (feces)

(Source: Horse Science (National 4-H Council), p. 31)

32

Where does digestion begin?

In the mouth

(Source: AYHC Horse Industry Handbook, 705-1)

33

What are the 5 major parts of the horse's digestive tract?

Mouth, Esophagus, Stomach, Small Intestine, Large Intestine

(Source: Equine Science, Griffiths, p. 108)

34

How many quarts can the large intestine hold?

130 quarts

(Source: Horse Science (National 4-H Council), p. 28)

35

In what part of the large intestine do the formation of fecal balls begin?

Large colon

(Source: Equine Science, Griffiths, p. 113)

36

What is the average total time it takes food to travel through the horse's body from the mouth to the rectum?

Approximately 36 to 72 hours OR 2 to 3 days

(Source: Equine Science, Griffiths, p. 114)