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Flashcards in Test - digestive system Deck (25):
1

which nutrient is needed in order for all body processes to take place?

c. water

2

which of the following organs is considered to be a part of the alimentary canal?

e. none of these

3

what is bolus?

B. it is what food is called after it's been partially broken down in the mouth

4

when chyme enters the small intestine,

none of these occur

5

witch nutrients are made up of amino acids?

proteins

6

what substance in the mouth contains an enzyme that begins chemical digestion

fiber

7

witch of the following is NOT a function of the digestive system

obtaining oxygen

8

chewing is an example of what kind of digestion

mechanical

9

where does digestion of carbohydrates begin

D

10

where does the alimentary canal end?

A

11

what digestive organ releases enzymes that help break down starches, proteins, and fats in the small intestine

pancreas

12

where does the most chemical digestion take place

duodenum

13

what is chyme

it is what food is called after it's been digested by the stomach

14

nutrient molecules pass from the small intestine into the bloodstream through tiny structures called_______

villi

15

about half of the different _______ that make up proteins are made inside the body

amino acids

16

one of the roles of the______is to prepare waste material for elimination

large intestine

17

most chemical digestion takes place in the large intestine

small intestine

18

food is pushed through the esophagus to the stomach by the waves of muscle contraction known as absorption

F, peristalsis

19

bacteria in the esophagus make vitamin K

F, small intestine

20

the breakdown of complex food molecules into simpler molecules is mechanical digestion

F, chemical

21

using diagram A, name the structures that line or are found on the inside of organ C and describe their function

structures are villi. provide a large surface area of absorption

22

what specifically is the name of the area of organ C perform it's function without organ B

C - duodenum are villi B - the pancreas

23

identify organ A and give its function

A is the liver, witch produces bile that helps to break fat down into smaller particles

24

identify organ D and give its function

stores bile.

25

give the later and name of the organ in witch almost all chemical digestion takes place

C, small intestine