The Digestive System Lesson Quiz A Multiple Choice LESSON 2

Name
Date
Class
Lesson Quiz A
LESSON 2
The Digestive System
Multiple Choice
Directions: On the line before each question, write the letter of the correct answer.
1. Which function is characteristic of the digestive system?
A. relays signals between cells
B. regulates chemical reactions in the body
C. helps break down food into nutrients the body can use
2. Which is a protein that helps break down food molecules?
A. villi
B. enzyme
C. peristalsis
Matching
Directions: On the line before each definition, write the letter of the term that matches it correctly. Each term is
used only once.
3. breaks down food physically
A. large intestine
4. receives undigested waste
B. esophagus
5. tube that connects the mouth to the stomach
C. mechanical digestion
nutrients into blood
7. most nutrients from food are absorbed here
8. acidic liquid that helps break down food in the
stomach
D. small intestine
E. villi
F. peristalsis
G. gastric juice
H. saliva
9. starts chemical digestion of food in the mouth
10. muscle contractions that move food through the
digestive system
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Digestion and Excretion
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6. structures in the small intestine that release