CNS REVIEW

• Which of the following cells is reponsible for myelin formation in the central nervous system? A. Astrocyte B. Oligodendrocyte C. Schwann cell D. Microglial cell

B

• Gray matter contains primarily: A. Myelinated fibers B. Neuron cell bodies C. Schwann cells D. All of the above

B

• The major link between the brain and the glandular system (endocrine system) is the

• a. hypothalamus.• b. pituitary.• c. CNS.• d. midbrain.

A

• __________ formulates phases according to to grammar and pronunciation.

• a.Aphasia• b.Broca's area• c.Wernicke's area• d.Agnosia

C

Damage to the cerebellum would most likely

result in• a. heart stoppage or respiratory failure.• b. a complete loss of vision ability.• c. a loss of muscular coordination.• d. a reduction in emotional response.

C

An elderly acquaintance of yours has suffered

from partial blindness since she had a stroke. Apparently the stroke damaged her

• a. occipital lobe.• b. parietal lobe.• c. temporal lobes.• d. reticular formation

A

As we move from lower to higher animals a larger proportion of the brain is devoted to

• a. unusually large occipital lobes.• b. the corpus callosum.• c. the cerebrum.• d. the spinal cord

C

• The cerebral cortex is composed of two sides or __________.

• a. pons• b. positrons• c. connector neurons• d. hemispheres

D

The limbic system is responsible for• a. the control of hunger, thirst, and sex.• b. executive functions.• c. heartbeat and breathing regulation.• d. auditory processing

A

• Which of the following is most closely associated with language comprehension?

• a. aphasia• b. Broca's area• c. Wernicke's area• d. agnosia

C

• The area of the frontal lobe that directs the body's muscles is called the

• a. somatosensory area.• b. associative area.• c. motor cortex.• d. cerebral cortex

C

• Bodily sensations such as touch, temperature, and pressure register in which brain area?

• a. the occipital lobes• b. the parietal lobes• c. the temporal lobes• d. the frontal lobes

B

• The two cerebral hemispheres are connected by a band of fibers called

• a. the corpus callosum.• b. the cortex.• c. connector neurons.• d. association fibers

A

• Language is controlled by the __________ of

the brain.• a. right hemisphere• b. left hemisphere• c. subcortical region• d. occipital lobe

B

• The visual area of the brain is located in the __________ lobe.

• a. frontal• b. parietal• c. occipital• d. temporal

C

The association areas of the cerebral cortex• a. are largest in the brains of lower animals.• b. are directly related to such functions as thinking,

language, and memory and include Broca's and Wernicke's areas.

• c. process simple sensory information, like light, sound, and touch.

• d. are not essential to the performance of higher mental functions.

B

In most people, the right hemisphere of the

brain is in charge of• a. language.• b. logic.• c. art.• d. mathematics.

C

• In higher animals, visible portions of the brain are covered with a wrinkled layer of gray matter called the

• a. cerebral cortex.• b. cerebellum.• c. corpus callosum.• d. forebrain.

A

• The occipital lobe is to vision as the parietal lobe is to

• a. smell.• b. touch.• c. hearing.• d. complex behaviors

B

• The __________ area in the brain acts as a final "switching station" for most incoming sensory information.

• a. superior colliculus• b. reticular formation (RF)• c. autonomic nervous system• d. thalamus

D

• Which of the following is NOT controlled by the hypothalamus?

• a. rhythm of sleep and waking• b. eating and drinking• c. temperature control• d. posture

D

• Jim does not understand algebra, but he's a good artist. Jim's __________ brain is probably more fully developed.

• a. left• b. right• c. mid• d. subcortical

B

• John has some paralysis and loss of sensation in his right side after a motorcycle accident. It is likely that there is brain damage in the

• a.cerebellum.• b.left hemisphere.• c.corpus callosum.• d.right hemisphere.

B

• Sue has recovered from extensive injury to her

left cerebral hemisphere and has continued her career with little sign of impairment. Her occupation is most likely

• a. graphic artist.• b. accountant.• c. English teacher.• d. sports writer for a newspaper.

A