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MCAT Biology > Digestion > Flashcards

Digestion Flashcards

1
Q

Salivary Amylase

A

Produced: salivary glands
Functions: mouth
Reaction: starch -> Maltose

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2
Q

Pancreatic Amylase

A

Produced: pancreas
Functions: duodenum
Reaction: starch -> Maltose

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3
Q

Maltase

A

Produced: Intestinal glands
Functions: duodenum
Reaction: maltose -> 2 glucose molecules

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4
Q

Sucrase

A

Produced: intestinal glands
Functions: duodenum
Reaction: sucrose -> glucose, fructose

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5
Q

Lactase

A

Produced: intestinal cells
Functions: duodenum
Reaction: lactase -> glucose, galactose

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6
Q

Pepsin

A

Produced: gastric glands (chief cells)
Functions: stomach
Reaction: hydrolyzes specific peptide bonds

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7
Q

Trypsin

A

Produced: Pancreas
Functions: duodenum
Reaction: hydrolyzes specific peptide bonds and converts chymotrypsinogen to chymotrypsin

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8
Q

Chymotrypsin

A

Produced: Pancreas
Functions: duodenum
Reaction: hydrolyzes specific peptide bonds

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9
Q

Carboxypeptidases A and B

A

Produced: Pancreas
Functions: duodenum
Reaction: hydrolyzes terminal peptide bond at C-Terminus

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10
Q

Aminopeptidase

A

Produced: Intestinal glands
Functions: duodenum
Reaction: hydrolyzes terminal peptide bond at N-terminus

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11
Q

Dipeptidases

A

Produced: Intestinal glands
Functions: duodenum
Reaction: hydrolyzes part of amino acids

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12
Q

Enteropeptidase

A

Produced: Intestinal glands
Functions: duodenum
Reaction: converts trypsinogen and procarboxypeptidases to active form

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13
Q

Bile

A

Produced: liver
Functions: small intestine
Reaction: emulsifies fat
NOT AN ENZYME

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14
Q

When chyme is present

A

duodenum secretes CCK into blood

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15
Q

CCK

A

stimulates secretion of pancreatic enzymes and bile, and promotes satiety

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16
Q

Lipase

A

Produced: pancreas
Functions: small intestine
Reaction: hydrolyzes lipids

17
Q

Pathway of Food

A

oral cavity - pharynx - esophagus - stomach - small intestine - large intestine - rectum

18
Q

Digestion is regulated by the

A

para sympathetic and sympathetic nervous systems

19
Q

Esophagus

A

top is skeletal muscle and bottom is smooth muscle

20
Q

Most of the Water is Absorbed in

A

the small intestine

21
Q

Job of the Large intestine

A

storage and water absorption

22
Q

Fat Soluble Vitamins

23
Q

Water Soluble Vitamins

A

B complex

C

24
Q

Internal Anal Sphincter

A

autonomic control

25
External Anal Sphincter
somatic control

MCAT Biology (14 decks)

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