1) The cells of the nervous system that transmit nervous system messages are the:

A) glial cells.

B) dendrites.

C) synapses.

D) neurons.

2) The parts of the central nervous system are the:

A) afferent and efferent.

B) nerves and receptors.

C) brain and spinal cord.

D) autonomic and somatic.

3) The autonomic nervous system is a part of the:

A) central nervous system.

B) somatic nervous system.

C) peripheral nervous system.

D) appendicular nervous system.

4) The portion of the nervous system that most directly controls skeletal muscles is the:

A) somatic.

B) autonomic.

C) sympathetic.

D) parasympathetic.

E) afferent.

5) Cells in the central nervous system that are important for functions such as memory are the:

A) interneurons.

B) sensory neurons.

C) motor neurons.

D) glial cells.

6) Which of the following would send a signal to the central nervous system that you had touched a hot object?

A) motor neuron

B) sensory neuron

C) interneuron

D) glial cell

7) Which of the following does the central nervous system use for the action of pulling your hand away from a hot object?

A) receptors

B) sensory neurons

C) motor neurons

D) glial cells

8) An organ or group of cells that responds to a motor neuron is a/an:

A) effector.

B) receptor.

C) glial cell.

D) sensory organ.

9) White matter areas of the nervous system mostly contain:

A) neuron cell bodies.

B) myelinated axons.

C) cerebrospinal fluid.

D) ganglia.

10) Nerves would be best described as:

A) collections of motor neuron dendrites and cell bodies.

B) collections of sensory neuron dendrites and cell bodies.

C) bundles of dendrites in the peripheral nervous system (PNS).

D) bundles of axons in the peripheral nervous system (PNS).