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EQS-105 > Digestion > Flashcards

Digestion Flashcards

1
Q

what are the functions of the digestive system

A

ingestion
grinding
digestion
absoprtion
elimination
prehension of food
defensive/offensive weapon
communication
grooming

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2
Q

what are lips for

A

prehension

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3
Q

what are teeth for

A

cutting, grinding

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4
Q

what is the tongue for

A

tactile, mastication
drives bolus into pharanyx

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5
Q

what is the esophagus

A

tube from mouth to anus

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6
Q

what are salivar glands

A

essential for digestion

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7
Q

what are functions of saliva

A

moisten, lubricates, protects, and partially digests

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8
Q

how much saliva is produced

A

10-12 liters

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9
Q

what are the 3 kinds of saliva glands

A
  1. paratid
  2. submaxiallary
    3.sublingual
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10
Q

what so paratid glands do

A

secrete water and mucus

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11
Q

what are characteristics of submaxiallary glands

A

long/ narrow

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12
Q

how long does nutrients take to pass thru stomach

A

2-6 hours

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13
Q

what is the function of the stomach

A

breakdown protein

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14
Q

what does glandular mean

A

has secreations

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15
Q

what do neck chief, parietal cells, and body chief cells produce

A

1.mucin
2.HCL
3.enzymes

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16
Q

what is the function of the small intestine

A

nutrient digestion and absorption

17
Q

how long/ how much does the S I hold

A

70 inches/ 12 gallons

18
Q

what are the 3 sections of the SI

A

duodenum
jejunum
illiuem

19
Q

what is the function of the duodenum

A

absorption

20
Q

where does the duodenum starts and why

A

pylorus sphinctor to regulate flow

21
Q

what are characteristics of the jejunum and the illiem

A

muscular and constricted

22
Q

what are the function of jejumn and illiem

A

prevent backflow

23
Q

what is villi

A

network of fingerlike prjections

24
Q

what does the pancreas produce

A

digestive enzymes and bile

25
Q

what is the cecum

A

junction of SI and colon

26
Q

how much does the cecum hold

A

8 gallons

27
Q

what is the function of the cecum

A

fermentation

28
Q

what is taeniae coli

A

relaxation of the 4 bands

29
Q

how much does Large colon hold

A

20 gallons

30
Q

in order, what is the LC divided into

A
  1. rt venteral
  2. sternal flexure
  3. left venteral
  4. pelvic flexure
  5. Lt DORSAL
    6.diaphragmatic
  6. rt dorsal
31
Q

what are the functions of the LC

A

digestion
water absoprtion
fermentation

32
Q

what are the functions of the rectum

A

holds dung balls, msucle contraction for release of dung balls

EQS-105 (28 decks)

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