Chapter 12 true or false

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A cerebral aneurysm is a dilated and enlarged vein in the brain

False

Bundles of nerve fibers interconnecting different parts of the central nervous system are called ganglia

False

Sensory nerves carry commands to muscles and glands

False

The brain contains four interconnected cavities called ventricles

False

The inner layer of the cerebrum is the cerebral cortex

False

The parasympathetic branch of the autonomic nervous system stimulates the body in times of stress and crisis

False

There are 12 pairs of spinal nerves and 31 pairs of cranial nerves

False

A coma is profound unconsciousness

True

A convulsion is the alternation between involuntary muscle contractions and relaxations

True

An absence seizure is also called petit mal seizure

True

An anesthesiologist is also trained in pain management

True

Bell's palsy is facial paralysis

True

Cranial nerves are part of the peripheral nervous system

True

Electrical impulses require a neurotransmitter to cross the synaptic cleft

True

Symptoms of a migraine include severe head pain, nausea, and sensitivity to light

True

The largest section of the brain is the cerebrum

True

The nerve root is the point where a nerve is attached to the central nervous system

True

White matter is composed of myelinated nerve fibers

True


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