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VP > 14 -1 > Flashcards

14 -1 Flashcards

1
Q

contrib to homeostasis by transferring nutrients water and electro from external env to internal

A

digestive system

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2
Q

main fuels of DS

A

carbohydrates
fats
prt

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3
Q

main fuels broken into

A

absorbable units

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4
Q

permits storage and breka down of larger varieties and quant

A

extracellular digestion

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5
Q

gut tube regions

A

foregut
midgut
hindgut

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6
Q

trap org material suspended in water

A

filter / suspension feeders

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7
Q

feed on dead and living matter

A

detritivores / deposit feeders

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8
Q

suck or lick fluids of larger animals

A

fluid feeders

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9
Q

eat other animals

A

carnivores

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10
Q

algal or plant mat

A

herbivores

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11
Q

both animal and plant

A

omnivores

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12
Q

animals obt food from photosyn or chemosynthesis

A

symbiotic autotroph-bearing animals

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13
Q

four basic digestive processes

A

motility
secretion
digestion
absorption

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14
Q

motility muscles contract — contents and – them forwards

A

mix and move

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15
Q

— muscles in wall of organs controlled by —

A

smooth
complex autonomic mech

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16
Q

— sec into lumen of tract by —–

A

digestive juices sec by exocrine gland

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17
Q

each secretion cont

A

water
electrolytes
org mole

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18
Q

digestion parts

A

carbs
prt
fats
NA

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19
Q

breaks down food into smaller units

A

enzymatic hydrolysis

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20
Q

carbohy hydrolyzed into

A

monosacc

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21
Q

cellulose dig into

A

symbiotic microorganisms

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22
Q

hydrolyzed into AA

A

prt

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23
Q

hydrolyzed into monoglycerides and fatty acids

A

fat

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24
Q

hydrolyzed into nucleotides

A

NA

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25
Q

small abs unit with water transferred from tract into

A

blood and hemolymph

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26
Q

digestive tract in verteb

A

mouth
pharynx
esophagus
stomach
small int
large int
anus

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27
Q

accessory organs for digestion

A

salivary glands
exocrine pancreas
biliary system

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28
Q

fluctuation in membrane potential

A

slow wave potentials

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29
Q

smooth muscle connected by

A

gap junctions forming functional syncytium

30
Q

opening of voltage gated CA channels result in

A

Ca influx

31
Q

intensity of contraction dep on

A

number of action Potentials

32
Q

sep mouth from nasla passage

A

palate

33
Q

made from bone

A

hard palate

34
Q

made from cartilage

A

soft palate

35
Q

voluntary controlled skeletal muscles

A

tongue

36
Q

mastication

A

chewing

37
Q

teeth

A

grind and break food down

38
Q

reg by chewing center in medulla oblongata

A

mastication

39
Q

exposed part of teeth covered by

A

enamel

40
Q

replacing teeth shark

A

polyphydontia

41
Q

replaces teeth in baleen whales

A

baleen

42
Q

saliva prod by

A

salivary glands

43
Q

salivary glands types

A

parotid
sublingual
submandibular glands

44
Q

saliva contains

A

water
mucus
salivary amylase

45
Q

prod copious amounts of alkaline saliva

A

ruminants

46
Q

saliva funct

A

digestion
taste
thermoreg
pheromones

47
Q

digestion thr saliva

A

salivary amylase and lingual lipase

48
Q

medulla oblong stimulus autonomic neurons

A

salivary center

49
Q

common passageway for digestive system and respiratory system

A

pharynx

50
Q

sac like out pouching fo esophagus in insects birds

A

crops

51
Q

moving food from mouth thr esophagus into stomach

A

deglutition

52
Q

forced by tongue into pharynx

A

bolus of food

53
Q

send afferent impulses to medulla obl

A

pharyngeal pressure receptors

54
Q

phases of swallowing reflex

A

oropharyngeal phase
esophageal phase

55
Q

elevated and seals nasal passage during swallowing

A

uvula

56
Q

closed and covered by epiglottis to prevent food from entering airway

A

glottis

57
Q

contract to force bolus into esophagus

A

pharyngeal muscle

58
Q

sweeps down the esoph

A

peristaltic wave

59
Q

ring like contract of smooth musc move progressively forward

A

peristalsis

60
Q

relaxes to allow bolus into stomach

A

gastroesophageal sphincter

61
Q

regions of stomach

A

fundus
body
antrum

62
Q

sep stomach from duodenum

A

pyloric sphincter

63
Q

thick liq mix of food and gastric sec

A

chyme

64
Q

gastric motility funct

A

filling
storage
mixing
emptying
vomiting

65
Q

folds in stomach wall flatten as stomach relaxes with ingestion

A

receptive re;axation

66
Q

small amount of chyme passes into

A

duodenum

67
Q

affects gastric emptying are fat acid hypertonicity and distension

A

duodenal factors

68
Q

vomiting

A

emesis

69
Q

forceful expulsion of gastric contacts out the mouth

A

emesis

70
Q

vomiting steps

A

stomach relaxed
contrac of diaphram and abdominal muscles
coord by vomiting center in medulla

VP (5 decks)

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