Question 1

During brain surgery, the superior portion of the postcentral gyrus of a patient is stimulated. What do you expect the patient to do?

Accepted Answer

A)   Flex his fingers
B)   Talk to the surgeon
C)   Smile
D)   Feel pressure on his toes
E)   Move his hand D

Question 2

A deer hunter lost the hearing in his right ear after his gun exploded when he tried firing it. His hearing loss is the result of damage to the ________ nerve.

Accepted Answer

A)   vagus
B)   hypoglossal
C)   glossopharyngeal
D)   trigeminal
E)   vestibulocochlear

Question 3

The nucleus for the facial nerve (cranial nerve VII)  is located in the ________.

Accepted Answer

A)   pons
B)   medulla
C)   mesencephalon
D)   cerebrum
E)   cerebellum

Question 4

Identify the structures that are part of the epithalamus. (Check all the apply.)

Accepted Answer

A)   Habenula
B)   Mammillary bodies
C)   Pineal gland
D)   Pituitary gland
E)   Thalamus

Question 5

The cerebral medulla

Accepted Answer

A)   has the same function as the medulla oblongata.
B)   is the gray matter on the cerebrum's surface.
C)   consists of many nerve tracts of white matter beneath the cerebral cortex.
D)   is another name for the basal nuclei.
E)   is the outer layer of the cerebrum.

Question 6

Unilateral damage to a cranial nerve is suspected because the tongue deviates to the right when it is protruded. Which cranial nerve is damaged?

Accepted Answer

A)   Right hypoglossal
B)   Left hypoglossal
C)   Right glossopharyngeal
D)   Left glossopharyngeal
E)   Left facial

Question 7

Sixteen-year-old Jake is diagnosed with hydrocephaly. What will this do if left untreated?

Accepted Answer

A)   The brain will shrink and shrivel.
B)   The excess fluid will exert pressure on his brain.
C)   The cerebral cortex will absorb the excess fluid and swell.
D)   The choroid plexus will enlarge.
E)   The arachnoid granulations will halt their function.

Question 8

Ptosis (drooping of the upper eyelid)  of the left eye would be caused by damage to the ________ nerve.

Accepted Answer

A)   facial
B)   abducens
C)   trochlear
D)   oculomotor
E)   optic

Question 9

The pons is largely responsible for the control of skeletal muscle activity.

Accepted Answer

A) True 
 B)False

Question 10

Damage to the trigeminal nerve would disrupt the normal blink reflex initiated by touch sensations of the eye.

Accepted Answer

A) True 
 B)False  True

Question 11

A physician is evaluating the cranial nerve function of a patient. To evaluate oculomotor nerve function, the physician should

Accepted Answer

A)   stand behind the patient and whisper words to see if the patient can repeat them.
B)   ask the patient to follow the movement of an object with her gaze.
C)   ask the patient to open her mouth and stick out her tongue.
D)   touch the surface of the patient's eyeball to initiate blinking.

Question 12

Match the description with the correct lobe of the cerebrum.
-Parietal lobe

Accepted Answer

A)  Important in voluntary motor function
B)  Fifth lobe of the brain
C)  Plays an important role in memory
D)  Reception and integration of visual input
E)  Reception of most sensory input

Question 13

The mammillary bodies

Accepted Answer

A)   influence breast milk production.
B)   produce reproductive hormones.
C)   are involved in emotional responses to odors.
D)   are found in the thalamus.
E)   influence the onset of puberty.

Question 14

-This is a midsagittal section of the right half of the brain. What does "A" represent?

Accepted Answer

A)   Cerebrum
B)   Cerebellum
C)   Corpus callosum
D)   Diencephalon
E)   Brainstem

Question 15

A baseball player was hit on the left side of his skull in the parotid area. He cannot close his eye and the corner of his mouth droops. Which cranial nerve was damaged?

Accepted Answer

A)   Facial
B)   Glossopharyngeal
C)   Accessory
D)   Optic
E)   Oculomotor

Question 16

The sleep/wake cycle is influenced by the ________.

Accepted Answer

A)   basal nuclei
B)   reticular formation
C)   vermis
D)   thalamic nuclei
E)   cerebellum

Question 17

In the CNS, clusters of gray matter containing cell bodies are called ________.

Accepted Answer

A)   nuclei
B)   pyramids
C)   tracts
D)   peduncles
E)   ganglia

Question 18

The substantia nigra interconnects with the ________.

Accepted Answer

A)   basal nuclei
B)   tegmentum
C)   red nuclei
D)   reticular nuclei
E)   tectum A

Question 19

Which two portions of the brain are involved in controlling respiration?

Accepted Answer

A)   Pons, hypothalamus
B)   Cerebrum, hypothalamus
C)   Pons, medulla oblongata
D)   Medulla oblongata, cerebral peduncles
E)   Pons, thalamus

Question 20

Match the description with the correct lobe of the cerebrum.
-Occipital lobe

Accepted Answer

A)  Important in voluntary motor function
B)  Fifth lobe of the brain
C)  Plays an important role in memory
D)  Reception and integration of visual input
E)  Reception of most sensory input

Exam 13: Brain and Cranial Nerves

During brain surgery, the superior portion of the postcentral gyrus of a patient is stimulated. What do you expect the patient to do?

Correct AnswerverifiedD

A deer hunter lost the hearing in his right ear after his gun exploded when he tried firing it. His hearing loss is the result of damage to the ________ nerve.

Correct AnswerverifiedShow Answer

The nucleus for the facial nerve (cranial nerve VII) is located in the ________.

Correct AnswerverifiedShow Answer

Identify the structures that are part of the epithalamus. (Check all the apply.)

Correct AnswerverifiedShow Answer

The cerebral medulla

Correct AnswerverifiedShow Answer

Unilateral damage to a cranial nerve is suspected because the tongue deviates to the right when it is protruded. Which cranial nerve is damaged?

Correct AnswerverifiedShow Answer

Sixteen-year-old Jake is diagnosed with hydrocephaly. What will this do if left untreated?

Correct AnswerverifiedShow Answer

Ptosis (drooping of the upper eyelid) of the left eye would be caused by damage to the ________ nerve.

Correct AnswerverifiedShow Answer

The pons is largely responsible for the control of skeletal muscle activity.

Correct AnswerverifiedShow Answer

Damage to the trigeminal nerve would disrupt the normal blink reflex initiated by touch sensations of the eye.

Correct AnswerverifiedTrue

A physician is evaluating the cranial nerve function of a patient. To evaluate oculomotor nerve function, the physician should

Correct AnswerverifiedShow Answer

Match the description with the correct lobe of the cerebrum. -Parietal lobe

Correct AnswerverifiedShow Answer

The mammillary bodies

Correct AnswerverifiedShow Answer

-This is a midsagittal section of the right half of the brain. What does "A" represent?

Correct AnswerverifiedShow Answer

A baseball player was hit on the left side of his skull in the parotid area. He cannot close his eye and the corner of his mouth droops. Which cranial nerve was damaged?

Correct AnswerverifiedShow Answer

The sleep/wake cycle is influenced by the ________.

Correct AnswerverifiedShow Answer

In the CNS, clusters of gray matter containing cell bodies are called ________.

Correct AnswerverifiedShow Answer

The substantia nigra interconnects with the ________.

Correct AnswerverifiedA

Which two portions of the brain are involved in controlling respiration?

Correct AnswerverifiedShow Answer

Match the description with the correct lobe of the cerebrum. -Occipital lobe

Correct AnswerverifiedShow Answer

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