4. In which part does digestion end?
Anus
b. Mouth
c. Esophagus
d. Small intestines
5. Which of the following does NOT describe the skin?
a. Digest food that we eat.
b. The largest sense organ.
c. Protects the body from dehydration
d. Receives information about your environment.
6. What is the importance of respiratory system to the body?
a. It enables carbon dioxide to get into the body.
b. It helps distribute carbon dioxide to the body.
c. It enables the blood to circulate in your body.
d. It consists of body parts that help the body receive oxygen​