1. What is the role of the nervous system in digestion?
A. to provide oxygen
B. to provide enzymes
C. to provide passage of nutrients throughout the body
D. to provide electrical signals to initiate peristalsis
2. Where does most of the absorption of nutrients occur?
A. Stomach
B. Mouth
C. large intestine
D. small intestine
3. The pizza that you ate for lunch is being digested. Summarize what happens to it in your stomach
A. The waste materials are compacted and then removed from the body.
B. The pizza is churned, mixing it with digestive enzymes and gastric acid.
C. Enzymes from the liver and pancreas break down fats and proteins in the pizza.
D. The pizza is mechanically broken up by teeth and mixed with saliva.
4. How does the nervous system influence the respiratory system?
A. It controls muscle contraction.
B. It regulates blood pressure.
C. It stimulates defense against pathogens.
D. It regulates urine output.
5. Which system comprises of skin, hair, and other parts of the outermost layer of the body?
A. nervous system
B. lymphatic system
C. integumentary system
D. endocrine system
5 answers
2. D. small intestine
3. B. The pizza is churned, mixing it with digestive enzymes and gastric acid.
4. A. It controls muscle contraction.
5. C. integumentary system