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Digestive System Function
Test Description: Functions of the digestive system
Instructions: Answer all questions to get your test result.
1) The process of physically and chemically breaking food particles down is referred to as _____.
A
defecation
B
digestion
C
absoprtion
D
ingestion
2) The active, voluntary process of placing food in one's mouth is __________.
A
deglutition
B
mastication
C
defecation
D
ingestion
3) The process of eliminating indigestible residues from the GI tract is called _________.
A
deglutition
B
mastication
C
micturation
D
defecation
4) The energy value of foods is measured in units called __________.
A
BMI
B
calories
C
hertz
D
joules
5) __________ refers to all chemical reactions necessary to maintain life.
A
homeostasis
B
nutrition
C
metabolism
D
digestion
6) ___________ describes the set of metabolic pathways that build larger molecules from smaller units.
A
glucogenesis
B
anabolism
C
catabolism
D
metabolism
7) _________ describes the metabolic pathways that break down larger molecules into smaller units, releasing energy in the process.
A
catabolism
B
metabolism
C
nutrition
D
anabolism
8) Which of these is not an example of mechanical digestion?
A
food combining with enzymes in the stomach
B
mixing food with tongue
C
churning food in the stomach
D
chewing food
9) Which of these is not an example of chemical digestion?
A
breaking down proteins into amino acids
B
breaking down fats into fatty acids
C
peristaltic waves
D
breaking down carbohydrates into simple sugar
10) _________ is the alternating waves of contractions and relaxations that squeeze food along the GI tract.
A
catabolism
B
anabolism
C
defecation
D
peristalsis
*select an answer for all questions
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