GI: secretion

Question 1

how much secreted by saliva, liver, gastic, pancreas, intestine

Question 2

how much is absorbed by small intestine? large intestine?

Question 3

what is the relationship between input into and out of lumen daily

Question 4

what are two thinks that contribute to increased surface area of stomach

Question 5

why is high surface area of stomach and small intestine important

Question 6

what are rugae

Question 7

what are gastric pits

Question 8

how is small int surface area increased

Question 9

what are plica / valvulvae conniventes

Question 10

what are crypts of lieberkuhn

Question 11

how does the large intestine increase SA

Question 12

what are haustra

Question 13

where are microvilli found? whats their role?

Question 14

which layer are microvilli found on? why?

Question 15

what are the three salivary glands ?

Question 16

what is saliva made of ?

Question 17

what the role of saliva

Question 18

how does saliva promote tasting

Question 19

which nerves control which salivary gland

Question 20

difference between parasymp and symp control of saliva
why?

Question 21

what do mucous cells secrete

Question 22

what do parietal cells secrete

Question 23

what do chief cells secrete

Question 24

what do enterochromaffin cells secrete

Question 25

what do d cells secrete

Question 26

what do g cells secrete

Question 27

how do mucous and bicarbonate protect stomach lining

Question 28

what do parietal cells secrete

Question 29

how do parietal cells secrete acid (start from h20 dissociation)

Question 30

purpose of stomach acid

Question 31

purpose of intrinsic factor

Question 32

what do chief cells do

Question 33

how do you go from pepsinogen to broken amino acids

Question 34

how do g cells secrete gastrin

Question 35

what is the role of gastrin

Question 36

where are islet cells located

Question 37

what are acinar cells and what do they secrete? what is their role?

Question 38

what do duct cells secrete

Question 39

explain how bicarb is secereted from the intestine and pancreas

Question 40

explain how water is secreted from the intestine and pancrease

Question 41

explain what happens to cystic fibrosis patients wrt pancreatic enzymes

Question 42

what does the liver secrete

Question 43

what is bile made of

Question 44

where does the liver secrete into

Question 45

secretin, gip, cck, motilin, glp1 are all secreted by:

Question 46

when is motilin released? why?

Question 47

how does secretin promote digestion

Question 48

how does cck promote digestion

Question 49

what does glp do

Question 50

how does glp promote digestion and satiety

Question 51

which small int hormone is connection between brain and gut