Exam 9: Nervous System

What type of neurons conduct impulses into the brain or spinal cord?

Damage to which lobe of the brain could result in changes in personality and behavior?

Astrocytes provide structural support in the nervous system.

Which glial cells form an epithelial-like membrane that lines the enclosed spaces of the brain and spinal cord?

Due to repeated stimulation, a neuron will increase its release of neurotransmitters in response to a nerve impulse. What is this called?

A patient is diagnosed with

The difference in electrical charge between the inside and outside of a restingnerve cell membrane is called the resting membrane __________.

The butterfly shape seen in a cross section of the spinal cord is composed of white matter.

Where are sympathetic ganglia located?

The interconnected fluid-filled cavities in the brain are called the __________.

Where are the cardiac and vasomotor centers located?

What part of the brain coordinates voluntary muscle movements?

Faster impulse conduction speeds are possible with __________ axons.

Which glial cells form the insulating myelin sheath around axons of the central nervous system?

What is the name given to the outer meninx that is composed mostly of white fibrous connective tissue and contains many blood vessels and nerves?

Outside the brain and spinal cord, sheaths of myelin produced by ____________ cells often enclose the axons.

What happens to a neuron when the membrane becomes more permeable to sodium?

A patient presents to his doctor with a dilated pupil, drooping eyelid, and lack of sweating on one side of his face. The diagnosis is Horner's syndrome. Damage to what part of the nervous system caused this issue?

In the case of a subdural hematoma (blood accumulation) resulting from a blow to the head, blood accumulates between what two structures?

During an action potential, what occurs that results in depolarization?