NERVOUS SYSTEM 1

1. The term central nervous system refers to the:

A) autonomic and peripheral nervous systems B) brain, spinal cord, and cranial nerves C) brain and cranial nerves D) spinal cord and spinal nerves E) brain and spinal cord

• A

• B

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• D

• E

Which of these cells are not a type of neuroglia found in the CNS: A) astrocytes B) microglia C) Schwann cells D) ependymal cells E) oligodendrocytes

• A

• B

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• D

• E

The Schwann cells form a myelin sheath around the: A) dendrites B) cell body C) nucleus D) axon E) nodes of Ranvier

• A

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• D

• E

Collections of nerve cell bodies inside the PNS are called: A) ganglia B) tracts C) nerves D) nuclei E) tracts or ganglia

• A

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• E

Preparing the body for “fight-or-flight” response during threatening situations is the role of the: A) sympathetic nervous system B) cerebrum C) parasympathetic nervous system D) somatic nervous system E) afferent nervous system

• A

• B

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• D

• E

The nerve that contains sensory fibers that are involved in hearing is: A) cranial nerve II B) cranial nerve III C) cranial nerve V D) cranial nerve VIII

E) cranial nerve IX

• A

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• D

• E

Lobe that contains the primary motor area that enables voluntary control of skeletal muscle movements: A) parietal lobe B) temporal lobe C) occipital lobe D) frontal lobe E) diencephalon

• A

• B

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• D

• E

The vital centers for the control of visceral activities such as heart rate, breathing, blood pressure, swallowing, and vomiting are located in the: A) pons B) medulla oblongata C) midbrain D) cerebrum E) hypothalamus

• A

• B

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• D

• E

Loss of muscle coordination results from damage to the: A) cerebrum B) hypothalamus C) cerebellum D) thalamus E) midbrain

• A

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• D

• E

The midbrain, pons and medulla oblongata are housed in the: A) diencephalon B) hypothalamus C) brain stem D) pineal gland E) cerebellum

• A

• B

• C

• D

• E