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LBBBIO8 > Digestive and respiratory system > Flashcards

Digestive and respiratory system Flashcards

1
Q

main parts of the digestive tract

A

mouth, oral or buccal cavity, pharynx, esophagus, stomach, small intestine, large intestine, rectum, cloaca

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1
Q

digestive glands

A

liver, gallbladder, pancreas

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2
Q

differentiate alpha and beta cells in the pancreas

A

alpha - secrete glucagon
beta - secrete insulin

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3
Q

pyramidal shaped cells in the pancreas

A

acini

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4
Q

differentiate acini and islets of Langerhans cells

A

acini - exocrine function: release pancreatic enzyme to interlobular duct

islet - endocrine function: release pancreatic enzyme directly to the blood

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5
Q

prominent depression at the tip of the upper jaw

A

median subrostral fossa

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6
Q

median elevation at the tip of the lower jaw

A

tuberculum prelinguale

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7
Q

pair of deep grooves found at the inner margin of the upper jaw

A

sulcus marginalis

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8
Q

what receives the elevation at the lower jaw

A

sulcus marginalis

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9
Q

row of small teeth located along the margin of the upper jaw

A

maxillary teeth

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10
Q

set of teeth found on the roof of the mouth

A

vomerine teeth

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11
Q

bulging regions at the posterior half of the roof of the mouth

A

eyeball prominences

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12
Q

pair of openings on the posterolateral side of the eyeballs

A

openings of the eustachian tube

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13
Q

two slit-like openings in the posterolateral corner of the floor of the tongue

A

vocal sacs

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14
Q

behind the mouth is the __

A

pharynx

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15
Q

pharynx leads to the opening of a short distensible tube

A

esophagus

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16
Q

laryngeal prominence with a vertical slit-like opening ventral to the esophagus

A

glottis

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17
Q

digestive tract is suspended by

A

mesenteries

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18
Q

cavities of the frog abdome

A

pericardial cavity - heart
pleuroperitoneal cavity - lungs and other internal organs or viscera

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19
Q

the two cavities in the abdomen is separated by

A

transverse septum

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20
Q

glistening membrane on the inner side of the muscular body wall

A

parietal peritoneum

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21
Q

parietal peritoneum extends to the visceral organs as the

A

visceral peritoneum or serosa

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22
Q

large, trilobed, brownish organ occupying the anterior half of the pleuroperitoneal cavity

A

liver

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23
Q

function of the gallbladder

A

stores the bile secreted by the liver

24
Q

position of stomach relative to liver

A

dorsal

25
Q

portion of dorsal mesentery supporting the stomach

A

mesogaster

26
Q

part of the stomach nearest the esophagus

A

cardiac region

27
Q

next region to the cardiac region of the stomach that bulges anteriorly

A

fundus

28
Q

the stomach terminates into a narrow end

A

pylorus

29
Q

longitudinal folds in the inner wall of the stomach

A

rugae

30
Q

anterior-most segment of the small intestine

A

duodenum

31
Q

mesentery between the pylorus and duodenum

A

pancreas

32
Q

function of pancreas

A

provide digestive enzymes and bicarbonates that are secreted into the small intestine

33
Q

part of the dorsal mesentery supporting the small intestine

A

mesentery proper

34
Q

chamber that serves as a common passageway to the outside

A

cloaca

35
Q

part of the dorsal mesentery supporting the large intestine

A

mesorectum

36
Q

cloa terminates at the

A

cloacal aperture

37
Q

external vs internal respiration

A

external - exchange of gases between environment and respiratory organs

internal - exchange of gases between body fluids and tissue cells

38
Q

function of the eustachian tube

A

connects the mouth cavity with the cavities of the middle ear, equalizing air pressure

39
Q

where does gas exchange take place

A

alveoli

40
Q

larynx is connected to the lungs through an extremely short tube

A

bronchus

41
Q

cartilages that support the larynx

A

anterior pair - arytenoid cartilages
posterior pair - cricoid cartilages

42
Q

TRUE OR FALSE: maxillary teeth is used for chewing

A

false

43
Q

function of vomerine teeth

A

hold food in place

44
Q

function of vocal sacs

A

amplify mating call

45
Q

function of bile

A

fat digestion

46
Q

function of stomach

A

initial digestion of food

47
Q

function of small intestine

A

final digestion of food, absorption of food

48
Q

function of large intestine

A

stores undigested material

49
Q

what ducts join to form the common bile duct

A

hepatic and cystic

50
Q

function of common bile duct

A

where the bile is released

51
Q

controls flow of food to the stomach

A

cardiac sphincter

52
Q

controls flow of food to the small intestine

A

pyloric sphincter

53
Q

coiled portion of the small intestine connected to the large intestine

A

ileum

54
Q

function of fat bodies

A

hibernating and mating

55
Q

function of spleen

A

removing old blood cells

56
Q

flow of air in animals

A

nostrils -> nasal cavity -> pharynx -> larynx -> trachea -> bronchus -> bronchioles -> alveoli -> blood

57
Q

why is alveoli the site of gas exchange

A

presence of capillaries

LBBBIO8 (8 decks)

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