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Digestive System
Test Description: Overview of digestive system
Instructions: Answer all questions to get your test result.
1) Respiration is the action of what?
A
Breathing
B
Eating
C
Farting :)
D
Dying
2) All of the following are organs of the digestive system except for
A
small intestine
B
stomach
C
mouth
D
lung
3) The purpose of the stomach is to store food
A
true
B
false
4) This organ churns and mixes food with digestive juices
A
spleen
B
stomach
C
large intestine
D
small intestine
5) This organ absorbs nutrients into the bloodstream
A
stomach
B
large intestine
C
small intestine
D
esophagus
6) This organ expels undigested food as solid waste
A
stomach
B
small intestine
C
large intestine
D
rectum and anus
7) This organ compacts undigested food and absorbs water and vitamins
A
stomach
B
large intestine
C
mouth
D
small intestine
8) This organ breaks down food through chewing and saliva
A
mouth
B
stomach
C
small intestine
D
large intestine
9) This organ squeezes food into stomach with strong muscles
A
rectum and anus
B
large intestine
C
mouth
D
esophagus
10) Chewing is an example of
A
mechanical digestion
B
chemical digestion
11) Mechanical digestion happens in every organ except for the
A
anus
B
stomach
C
intestines
12) What substance helps moisten and break down food?
A
fecal matter
B
saliva
C
water
D
stomach acid
13) ______________ are lined inside the small intestine and aid in digestion
A
villi
B
flagella
C
cilia
D
red blood cells
14) The first job of the digestive system is to
A
absorb nutrients
B
eliminate waste
C
break down food
15) The second job of the digestive system is to
A
absorb nutrients
B
eliminate waste
C
break down food
16) The third job of the digestive system is to
A
break down food
B
eliminate waste
C
absorb nutrients
17) The liver produces a substance called
A
gastric acid
B
bile
C
poop
18) Bile from liver is stored where
A
gallbladder
B
small intestine
C
large intestine
D
stomach
19) Digestion starts with what organ
A
mouth
B
large intestine
C
small intestine
D
stomach
20) digestive enzymes aid in the break down of certain ___________
A
Carbohydrates
B
phlegm
C
bacteria
*select an answer for all questions
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