Exam 8: Nervous System

There is more white matter than gray matter in the cerebral cortex.

What is the term for the efferent extension of a neuron?

The type of neuroglia cell that is likely to increase in number during an infection in the central nervous system is the

Which one of the following is INCORRECT about the spinal cord?

An action potential or nerve impulse is conducted along the length of an axon

What is the term for the lobe of the cerebrum that contains the primary visual area?

The most abundant type of neurons is the bipolar neuron.

What is the term for the cranial nerve that permits you to smile or frown?

Normally,cerebrospinal fluid is located in the subdural space.

In the brain,the visual sense is perceived in the

Somatic efferent pathways utilize two neurons,but the visceral efferent of autonomic pathway uses only one neuron.

When a stimulus is applied to a neuron cell membrane,the permeability of the membrane is altered and _____ diffuses to the _____ of the cell resulting in depolarization.

Rapid impulse conduction from one node to the next on myelinated fibers is called _____ conduction.

What is the term for the spinal nerve plexus that supplies innervation to the upper extremity?

What is the term for the fluid channel between the third and fourth ventricles?

The cerebral hemisphere lobe that is directly posterior to the central sulcus is the

The minimum stimulus required to initiate a nerve impulse or action potential is called a(n)_____ stimulus.

What is the term for the lobe of the cerebrum that contains the primary motor area?

After depolarization,the neuron cell membrane is repolarized when _____ diffuses to the _____ of the cell.

What is the term for the tenth cranial nerve?