HELPP M 8.) The nervous system is:

A. a system for supporting the body’s structure.

B. a system for circulating blood throughout the body.

C. a network that carries messages between the brain and the rest of the body.

D. a network of glands that secrete hormones.



9.) From the choices below, select the activities for which the nervous system is responsible.

A. digesting food to produce energy

B. quickly moving your hand off of a hot stove

C. feeling pain

D. identifying an odor



10.) Glial cells are

A. cells that support neurons.
B. cells that produce sweat.
C. cells that transmit messages.

D. cells that sometimes attack the nervous system.



11.) What are the characteristics of the central nervous system? Select all that apply.

A. It is made up of the brain and spinal cord.

B. It is a system of bones that supports the body.

C. It uses the spinal cord as a pathway to transmit messages to the PNS.

D. It contains networks of nerves called plexuses.