A&P: Nervous System MCQ

Spinal nerves; 31 pairs

What are the nerves that arise from the spinal cord called? How many pairs?

Cranial nerves; 12 pairs

What are the nerves that arise from the brain called? How many pairs?

Cerebral cortex

What part of the brain is responsible for associative/thinking?

Cerebellum

What part of the brain is responsible to coordinate muscle movements?

Reflex/reflex arc

What would be considered involuntarily pulling your hand away from touching a hot object?

Receptors

Which are special sensory end organs that make us aware of changes in the environment?

C.S.F

What substance protects the brain and spinal cord from shocks?

Meninges

What is the collective name for the three coverings of the brain and spinal cord?

Dendrite

What is the nerve cell process that carries information/impulses toward a cell body called?

Neurons

Which is considered the functional and structural unit of the Nervous System?

Afferent and efferent

What is a mixed nerve consisted of?

Brain and spinal cord

What two organs compose the central nervous system?

Greater

In relation to unmyelinated fibers, the conductivity of myelinated fibers is what?

Threshold

What is it called when a stimulus becomes strong enough to activate a nerve cell?

Vagus

What cranial nerve controls the heart?

Trochlear

What cranial nerve controls the muscles that move the eyes?

Auditory

What cranial nerve controls hearing and equilibrium?

Hypoglossal

What cranial nerve controls the muscles of the tongue?

Spinal

What cranial nerve controls the muscles of the neck and back?

Olfactory

What cranial nerve controls the sense of smell?

Facial

What cranial nerve controls the taste bud receptors of the tongue, tear glands, and saliva glands?

Hypothalamus

What brain region controls body temperature?

Primary motor areas, general sensory areas, and association areas

What are the three functional centers in the cerebrum?