Digestive System Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What does the digestive system do?

A

changes food into useable substances for the body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What does the liver do?

A
  • produce bile (digestive juice)
  • breaks down toxins (drugs, alcohol, etc.)
  • performs over 500 functions
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What do salivary glands do?

A
  • produce juices in the mouth
  • moisten food
  • mechanically break down food
  • chemically digests starch into sugar
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What do the teeth do?

A

hold, tear and chew foods

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What does the tongue do?

A

moves food mass in a small, soft ball to the rear of the mouth, where it is swallowed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

WHat does the gall bladder do?

A

stores bile until needed for digestion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What does small intestine do?

A
  • absorb useable food substances which are sent to all body parts by blood vessels
  • completes chemical digestion
  • ph is 1.5
  • neutralizes acid with bicarbonate
  • emulsifies fats into tiny droplets
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What dos esophagus do?

A
  • food passageway between mouth and stomach

- takes food to stomach in wavelike action called peristalisis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What does stomach do?

A
  • mechanically: receive food, churns it, and adds gastric juices to it
  • breaks down proteins chemically
  • Directly absorbs: water, alcohol, drugs
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What does pancreas do?

A
  • produces digestive juices to further break down food in digestion
  • pancreatic juices are enzymes
  • makes insulin
  • neutralizes acid
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What does large intestine do?

A
  • store unused solid substances after water is removed
  • absorb water
  • produce vitamin K (folic acid, blood clotting)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What does rectum do?

A
  • holds solid waste and controls its release from body

- expels feces

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What do proteins do?

A
  • growth and repair
  • 20 amino acids
  • 9 essential amino acids
  • nuts, meats, legumes, cheese provide protein
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What do carbohydrates do?

A
  • main source of energy
  • surgars are “ose”
  • carbon combined with water (H20)
  • C, H20, glucose
    C6 H2 06
How well did you know this?
1
Not at all
2
3
4
5
Perfectly