Question 1

Which of the following best describes the main function of the cerebral cortex?

Accepted Answer

It serves as the 'executive suite' of the brain, responsible for conscious mind activities such as awareness, communication, memory, and voluntary movements.

Question 2

During embryonic development, which secondary brain vesicle gives rise to the cerebrum?

Accepted Answer

Telencephalon

Question 3

A patient suffers a stroke that damages the precentral gyrus of the left cerebral hemisphere. Which deficit is most likely to occur?

Accepted Answer

Loss of voluntary movement on the right side of the body

Question 4

Which of the following statements about the distribution of gray and white matter in the CNS is correct?

Accepted Answer

The cerebrum and cerebellum have an outer cortex of gray matter and islands of gray matter (nuclei) within white matter.

Question 5

Which lobe of the cerebral hemisphere is primarily responsible for processing visual information?

Accepted Answer

Occipital lobe

Question 6

Damage to which area would most likely result in the inability to plan and execute complex motor activities, such as playing the piano?

Accepted Answer

Premotor cortex

Question 7

Which of the following best explains the concept of 'contralateral control' in the cerebral cortex?

Accepted Answer

Each hemisphere controls the opposite side of the body.

Question 8

A patient is unable to recognize faces but can still see and describe objects. Which area of the brain is most likely damaged?

Accepted Answer

Visual association area

Question 9

Which of the following is TRUE regarding the ventricles of the brain?

Accepted Answer

They are fluid-filled chambers, continuous with each other and the central canal of the spinal cord, and lined by ependymal cells.

Question 10

Which of the following best describes the function of the posterior association area?

Accepted Answer

It is responsible for integrating sensory input to recognize patterns, faces, and understanding language.

Question 11

Which structure separates the two cerebral hemispheres?

Accepted Answer

Longitudinal fissure

Question 12

A patient with damage to Broca’s area would most likely experience which of the following symptoms?

Accepted Answer

Inability to produce coherent speech

Question 13

Which of the following is a function of the limbic association area?

Accepted Answer

Providing emotional impact and helping establish memories

Question 14

Which lobe is buried under portions of the temporal, parietal, and frontal lobes and is involved in taste perception?

Accepted Answer

Insula

Question 15

Which of the following best describes the flow of sensory information in the cerebral cortex?

Accepted Answer

Sensory receptor → primary sensory cortex → sensory association cortex → multimodal association cortex

Question 16

Which of the following is NOT a function of the primary somatosensory cortex?

Accepted Answer

Planning complex voluntary movements

Question 17

Which hemisphere of the brain is typically dominant for language, math, and logic?

Accepted Answer

Left hemisphere

Question 18

A patient is unable to consciously perceive the position of their head in space. Which area is most likely damaged?

Accepted Answer

Vestibular cortex

Question 19

Which of the following best describes the role of the basal nuclei?

Accepted Answer

They are deep regions of gray matter involved in the regulation of voluntary motor activities.

Question 20

Which of the following is TRUE regarding lateralization of cortical function?

Accepted Answer

Each hemisphere specializes in certain tasks, such as language or spatial skills.

The Central Nervous System: Structure and Function

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