Exam 43: Structure and Function of the Nervous System

Axonal myelination generally increases the

When nerve impulses travel up the ________ side of the cord,the sensations of touch,pressure,and vibration are affected.

Which are functions of neuroglia? (Select all that apply.)

In contrast to other cell types,nerve and muscle cells are able to conduct action potentials because they

The integrity of the blood-brain barrier is maintained in part by CNS cells called

One component of the peripheral nervous system is the

Binding of neurotransmitter to receptors on the postsynaptic neuronal membrane results in

Exocytosis of neurotransmitter in response to depolarization of the presynaptic nerve membrane is mediated by

A patient who is experiencing swings in heart rate and irregular breathing during sleep is most likely in the stage of ________ sleep.

The peripheral nervous system contains a total of ____ nerves.

The pathologic process called hydrocephalus would be manifested by _____ ventricular size.

A common inhibitory central nervous system (CNS)neurotransmitter is

Activation of touch receptors on the left side of the body is transmitted primarily to the ________ cortex.

Blood flow to the brain is interrupted with the occlusion of which artery?

It is true that an N-methyl-D-aspartate (NMDA)receptor (Select all that apply.)

The language center in most individuals is located in the

The entire human nervous system develops from the

Within the spinal nerves,there are ____ pairs of thoracic nerves.

The resting membrane potential in nerve and skeletal muscle is determined primarily by

Voluntary fine-motor movements are produced by activation of the _____ tract(s).