BIO 224 DIGESTIVE NOTES Flashcards

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1
Q

Pancreatic enzyme

A

Amylase
Lipase
protease
chymotrypsin
carboxypeptide

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2
Q

Amylase

A

carb into glucose

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3
Q

lipase

A

fats into fatty acid

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4
Q

protease

A

protien into amino acids

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5
Q

Chymotrypsin

A

break peptide into amino acids

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6
Q

Carboxypeptidase

A

split peptides into amino acids

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7
Q

Gallbladder function

A

Stores bile between meals ( from liver)
- Stimi by cholecystokinin (CCK) to release bile

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8
Q

Fat and protiens stimi gallbladder to

A

contract

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9
Q

metabolize

A

bilirubin

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10
Q

Positive feedback

A

Bile salts reabsorped, return to liver , stimi bile secretion

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11
Q

neg feedback

A

Duodenum empty, low CCK and Low secretin

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12
Q

Bicarb secretions

A

in the pancreas

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13
Q

Secretin

A

stimulates bicarb ( HCo3) secretion from pancreas to liver ( also pancreatic jucies)

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14
Q

Vasoactive intestinal polypeptides

A

last step stimulates pancreas bicarb secretion

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15
Q

Absorption

A

-SI after stomach acid in the duodenum
- Intestinal wall back into bloodstream

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