Question 1

Which of the following structures is NOT considered one of the four main regions of the adult brain?

Accepted Answer

Basal ganglia

Question 2

The longitudinal fissure of the cerebrum serves to:

Accepted Answer

Divide the right and left cerebral hemispheres

Question 3

Which lobe of the cerebral cortex is located anterior to the central sulcus and superior to the lateral sulcus?

Accepted Answer

Frontal lobe

Question 4

A patient suffers a stroke that damages the postcentral gyrus. Which function is most likely to be impaired?

Accepted Answer

Conscious awareness of sensation

Question 5

Which of the following best describes the insula?

Accepted Answer

It is a lobe located deep within the lateral sulcus, covered by parts of the temporal, parietal, and frontal lobes.

Question 6

Which sulcus separates the frontal and parietal lobes?

Accepted Answer

Central sulcus

Question 7

The primary motor cortex is located in which gyrus?

Accepted Answer

Precentral gyrus

Question 8

Which of the following statements about the cerebral cortex is TRUE?

Accepted Answer

It is the home of the conscious mind and contains only interneurons.

Question 9

A lesion in the lateral sulcus would most likely affect which lobe?

Accepted Answer

Temporal lobe

Question 10

Which of the following best describes the function of association areas in the cerebral cortex?

Accepted Answer

They integrate diverse information to enable complex and purposeful action.

Question 11

Which directional term refers to higher brain regions toward the nose?

Accepted Answer

Rostral

Question 12

Damage to the occipital lobe would most likely result in deficits in which function?

Accepted Answer

Vision

Question 13

Which structure separates the cerebrum from the cerebellum?

Accepted Answer

Transverse fissure

Question 14

A patient with a tumor in the diencephalon is most likely to experience problems with which structure?

Accepted Answer

Thalamus

Question 15

Which of the following is a correct pairing of a sulcus and the lobes it separates?

Accepted Answer

Central sulcus: separates frontal and parietal lobes

Question 16

Which of the following best describes the organization of the cerebrum?

Accepted Answer

It consists of a superficial layer of gray matter (cortex), underlying white matter, and deep gray matter (basal ganglia).

Question 17

Which functional area of the cerebral cortex is responsible for initiating voluntary movements?

Accepted Answer

Primary motor cortex

Question 18

A patient is unable to integrate sensory information from multiple modalities to make decisions. Which area of the cerebral cortex is most likely damaged?

Accepted Answer

Posterior association area

Question 19

Which of the following is TRUE regarding the gyri and sulci of the cerebral cortex?

Accepted Answer

Prominent gyri and sulci are in similar locations in all people, but not identical in shape.

Question 20

Which lobe is located posterior to the parieto-occipital sulcus and is primarily responsible for visual processing?

Accepted Answer

Occipital lobe

Central Nervous System: Structure and Functional Organization

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