7. What is the functional unit of the nervous system?
a. brain b. neurons c. muscles d. bones
8. What controls and coordinates the activities of the whole nervous system?
a. central nervous system b. sympathetic nervous system c. nervous system d. brain
9. Which of these is not a function of the peripheral nervous system?
a. collects information from the sense organ
b. transmits information to the central nervous system
c. delivers decisions to the body part which will perform the action
d. delivers oxygen to the different parts of the body
10 How do sympathetic and parasympathetic nerves work?
a. When the sympathetic nerve produces an effect, the
parasympathetic nerve produces the same effect.​