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Liv Env > Digestive System > Flashcards

Digestive System Flashcards

0
Q

Salivary glands

A

Secrete saliva and contain amylase

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1
Q

Mouth

A

Mechanical- teeth

Chemical- saliva

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2
Q

Amylase

A

Breaks chemical bonds

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3
Q

Esophagus

A

Food tube

* peristalsis

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4
Q

Peristalsis

A

Moves bolus along digestive system

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5
Q

Cardiac sphincter

A

Closes esophagus after food enters stomach

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6
Q

Stomach

A

Chemical- pepsin

Mechanical- churn

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7
Q

Pyloric acid

A

Opens chyme so it can go to small intestine

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8
Q

Pancreas

A
  • Like an endocrine gland
  • Produce enzymes to help the chemical digestion in small intestine

-Produce sodium
bicarbonate(neutralize stomach acid

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9
Q

Liver

A
  • produce bile (dissolves fats)
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10
Q

Small intestine

A

Mechanical- peristalsis, bile emulsified lipids
Chemical- pancreatic juice produce enzymes
**all digestion is finished

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11
Q

Large intestine

A

Removes water from undigested material

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12
Q

Regions of small intestine

A

Duodenum jejunum and ileum

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13
Q

Where are digestive enzymes secreted

A

Mouth stomach small intestine

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14
Q

If no stomach where would chemical digestion of protein take place

A

Small intestine

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15
Q

Human gastrointestinal tract

A

Esophagus

16
Q

Intestinal fold of the earthworm and villi of the humans small intestine does what

A

Increase surface area

17
Q

Lipase aids in the digestion of

A

Lipids

18
Q

What is true about carb digestion

A

Oral cavity to small intestine

19
Q

Glands in the esophagus are

A

Gastric and intestinal

20
Q

Lymphatic vessels that extend into the villi are

A

Lacteals

21
Q

Mechanical digestion

A

Increase surface area for enzyme

22
Q

Where does peristalsis happen

A

Esophagus

23
Q

Food includes nutrients and

A

Vitamins

24
Q

What molecules can be absorbed without digestion

A

Minerals

25
Q

Molecules that must be digested are

A

Fats

26
Q

Essential AA are that humans can’t

A

Synthesize

Liv Env (9 decks)

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