Question 1

The gray matter of the cerebrum forms a surface layer called the __________ and deeper masses called __________ surrounded by white matter.

Accepted Answer

A)   nuclei;tracts
B)   cortex;nuclei
C)   cortex;medulla
D)   medulla;midbrain
E)   medulla;nervesF) None of the above
G) A) and E)

Question 2

The forebrain consists of the cerebrum and the diencephalon.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following occurs during rapid eye movement (REM) sleep?

Accepted Answer

A)   The muscles relax,and body temperature,blood pressure,heart rate,and respiratory rate fall.
B)   The muscles are very relaxed and body temperature,blood pressure,and heart rate,and respiratory rate are at their lowest levels.
C)   The muscles are paralyzed,and body temperature,blood pressure,and heart rate and respiratory rate increase.
D)   A person falls into light sleep.
E)   A person begins to relax and feels drowsy.F) A) and E)
G) A) and B)

Question 4

If the cerebrum was no longer able to communicate with the midbrain,what type of tract would you suspect has been damaged?

Accepted Answer

A)   Projection
B)   Association
C)   Commisural
D)   AscendingE) C) and D)
F) B) and D)

Question 5

Which of the following structures does not contain CSF?

Accepted Answer

A)   Dural sinus
B)   Lateral ventricle
C)   Central canal
D)   Subarachnoid spaceE) None of the above
F) A) and C)

Question 6

After a stroke,a patient complains about lack of sensitivity in her right hand.The stroke most likely affected which part of the brain?

Accepted Answer

A)   Precentral gyrus in the right frontal lobe
B)   Postcentral gyrus in the left parietal lobe
C)   Precentral gyrus in the left frontal lobe
D)   Postcentral gyrus in the right temporal lobe
E)   Postcentral gyrus in the left frontal lobeF) A) and B)
G) A) and C)

Question 7

Why is 90% of the cerebral cortex referred to as the neocortex?

Accepted Answer

A)   It developed recently evolutionarily when mammals diversified.
B)   It is only found in humans.
C)   It is last to develop in the fetus and is thus the youngest part of the brain.
D)   It has the ability to regenerate the outermost three of its six layers.E) C) and D)
F) None of the above

Question 8

There are no cranial nerves associated with which part of the brain?

Accepted Answer

A)   Thalamus
B)   Medulla oblongata
C)   Midbrain
D)   Cerebellum
E)   PonsF) All of the above
G) B) and D)

Question 9

Your dentist gives you an injection of anesthetic in preparation for a filling.Which cranial nerve did they target?

Accepted Answer

A)   V
B)   VII
C)   IX
D)   XIIE) All of the above
F) B) and D)

Question 10

Exhausted from studying all night,you briefly close your eyes and your mind starts to wander.Which brain waves would be most predominant in an EEG?

Accepted Answer

A)   Alpha
B)   Beta
C)   Delta
D)   ThetaE) A) and D)
F) A) and C)

Question 11

The right and left cerebral hemispheres are separated from each other by __________.

Accepted Answer

A)   many sulci
B)   many gyri
C)   the brainstem
D)   the longitudinal fissure
E)   the corpus callosumF) B) and E)
G) None of the above

Question 12

The following are all major components of the brainstem except the _________.

Accepted Answer

A)   pons
B)   medulla oblongata
C)   midbrain
D)   cerebellumE) A) and B)
F) C) and D)

Question 13

The thalamus,hypothalamus,and epithalamus are derivatives of which embryonic structure?

Accepted Answer

A)   Telencephalon
B)   Diencephalon
C)   Mesencephalon
D)   Metencephalon
E)   MyelencephalonF) B) and E)
G) A) and E)

Question 14

The blood-brain barrier (BBB) is most permeable to which of the following?

Accepted Answer

A)   Platelets,white blood cells,and red blood cells
B)   Sodium,potassium,and chloride
C)   Urea and creatinine
D)   Glucose and oxygen
E)   AntibioticsF) A) and E)
G) All of the above

Question 15

Which of the following is correct regarding the occipital lobe?

Accepted Answer

A)   It is chiefly concerned with mood,memory,and emotions.
B)   It is the principal visual center of the brain.
C)   It is the primary site for receiving and interpreting signals from the general senses.
D)   It is concerned with voluntary motor functions.
E)   It is likely to play a role in understanding spoken language.F) A) and B)
G) All of the above

Question 16

There are three cranial nerves involved in eye movement and two in the sense of taste.

Accepted Answer

A) True 
 B)False

Question 17

Nonfluent aphasia,due to a lesion in the __________,results in slow speech,difficulty in choosing words,or use of words that only approximate the correct word.

Accepted Answer

A)   primary motor area
B)   cerebral lateralization
C)   Broca area
D)   Wernicke area
E)   primary auditory areaF) B) and E)
G) A) and D)

Question 18

Sex drive,body temperature,and food and water intake are regulated by which part of the brain?

Accepted Answer

A)   Limbic system
B)   Thalamus
C)   Pineal gland
D)   Hypothalamus
E)   Pituitary glandF) C) and D)
G) A) and D)

Question 19

The cerebellum exhibits folds called gyri separated by grooves called sulci.

Accepted Answer

A) True 
 B)False

Question 20

__________ show more lateralization than __________.

Accepted Answer

A)   Adult males;adult females
B)   Young children;adults
C)   Young children;elders
D)   Adult females;adult males
E)   Young male children;adult malesF) None of the above
G) B) and D)

Exam 14: The Brain and Cranial Nerves

The blood-brain barrier (BBB) is most permeable to which of the following?

Correct AnswerverifiedShow Answer

The following are all major components of the brainstem except the _________.

Correct AnswerverifiedShow Answer

__________ show more lateralization than __________.

Correct AnswerverifiedShow Answer

The cerebellum exhibits folds called gyri separated by grooves called sulci.

Correct AnswerverifiedShow Answer

After a stroke,a patient complains about lack of sensitivity in her right hand.The stroke most likely affected which part of the brain?

Correct AnswerverifiedShow Answer

Nonfluent aphasia,due to a lesion in the __________,results in slow speech,difficulty in choosing words,or use of words that only approximate the correct word.

Correct AnswerverifiedShow Answer

The right and left cerebral hemispheres are separated from each other by __________.

Correct AnswerverifiedShow Answer

Which of the following is correct regarding the occipital lobe?

Correct AnswerverifiedShow Answer

The gray matter of the cerebrum forms a surface layer called the __________ and deeper masses called __________ surrounded by white matter.

Correct AnswerverifiedShow Answer

The forebrain consists of the cerebrum and the diencephalon.

Correct AnswerverifiedShow Answer

If the cerebrum was no longer able to communicate with the midbrain,what type of tract would you suspect has been damaged?

Correct AnswerverifiedShow Answer

Exhausted from studying all night,you briefly close your eyes and your mind starts to wander.Which brain waves would be most predominant in an EEG?

Correct AnswerverifiedShow Answer

Which of the following structures does not contain CSF?

Correct AnswerverifiedShow Answer

Your dentist gives you an injection of anesthetic in preparation for a filling.Which cranial nerve did they target?

Correct AnswerverifiedShow Answer

Sex drive,body temperature,and food and water intake are regulated by which part of the brain?

Correct AnswerverifiedShow Answer

There are no cranial nerves associated with which part of the brain?

Correct AnswerverifiedShow Answer

Why is 90% of the cerebral cortex referred to as the neocortex?

Correct AnswerverifiedShow Answer

Which of the following occurs during rapid eye movement (REM) sleep?

Correct AnswerverifiedShow Answer

The thalamus,hypothalamus,and epithalamus are derivatives of which embryonic structure?

Correct AnswerverifiedShow Answer

There are three cranial nerves involved in eye movement and two in the sense of taste.

Correct AnswerverifiedShow Answer

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show more lateralization than .

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The gray matter of the cerebrum forms a surface layer called the and deeper masses called surrounded by white matter.

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