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Gastrointestinal Endocrine and Integumentary Systems > Gastrointestinal Continued.. > Flashcards

Gastrointestinal Continued.. Flashcards

1
Q

body

A

middle section

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2
Q

pylorus

A

lower. small end

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3
Q

pyloric sphincter

A

seperates the stomach from the small intestines

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4
Q

the stomach has _ different layers

A

4

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5
Q

from internal to external, the four layers are

A

mucosa
submucosa
muscularis
serosa

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6
Q

smooth muscle of the stomach allow for

A

expansion, mixing, churning

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7
Q

gastric glands in mucosa…

A

secrete enzymes, mucin, and hydrochloric acid to continue the breaking down of food

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8
Q

stomach secretes

A

thick layers of mucus to protect it

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9
Q

chyme

A

partially digested semiliquid that is passed into small intestines

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10
Q

rugae

A

folds in the stomach that flatten as stomach expands

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11
Q

ruminant

A

animals that regurgitate and remasticate their food to allow for better digestion of cellulose

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12
Q

Food is fermented by ____ which helps produces more energy for the animal

A

bacteria and protozoa

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13
Q

food is swallowed, then

A

breakdown starts, regurgiated, and chewed again to allow for remastication

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14
Q

animals that have ruminant stomachs

A

cattle, sheep, goat, deer, and giraffes

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15
Q

cud

A

bolus containing fiber and other food particles, rumen liquid, and flora

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16
Q

stomach has __ chambers

A

4

17
Q

names of chambers

A

rumen, reticulum, omasum, and abomasum

18
Q

rumen

A

largest compartment (20% total animal weight) serves as a fermenting vat

19
Q

reticulum

A

smallest part of the stomach, acts as a “filter” for heavy, dense feed and foreign objects

20
Q

omasum

A

grind roughage and squeeze out fluid from ingestation

21
Q

aboasum

A

“true stomach” that secretes digestive enzymes

22
Q

hardware disease is caused when

A

animals may eat metal objects that get caught in the reticulum

23
Q

possibility of hardware disease

A

these objects may pierce through the reticulum wall and into the heart

Gastrointestinal Endocrine and Integumentary Systems (9 decks)

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