Question 1

During embryological development, which primary brain vesicle gives rise to the midbrain in the adult brain?

Accepted Answer

Mesencephalon

Question 2

A patient presents with difficulty initiating voluntary movements and displays tremors at rest. Which brain structure is most likely affected?

Accepted Answer

Basal nuclei

Question 3

Which of the following best describes the function of the thalamus?

Accepted Answer

Acts as a relay station for information coming into the cortex

Question 4

The central cavity of the neural tube develops into which adult brain structure?

Accepted Answer

Ventricles

Question 5

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

Accepted Answer

Occipital lobe

Question 6

A stroke patient is unable to speak but can understand language. Which area of the brain is most likely damaged?

Accepted Answer

Broca's area

Question 7

Which of the following best explains why the cerebral cortex is highly folded?

Accepted Answer

To increase surface area for more neurons

Question 8

Which of the following is a function of the hypothalamus?

Accepted Answer

Regulates sleep-wake cycles and controls the autonomic nervous system

Question 9

Which fiber type in the cerebral white matter connects corresponding gray areas of the two hemispheres?

Accepted Answer

Commissural fibers

Question 10

A patient has lost the ability to recognize faces but can still see and describe objects. Which cortical area is most likely damaged?

Accepted Answer

Visual association area

Question 11

Which of the following statements about lateralization of cortical functioning is correct?

Accepted Answer

The left hemisphere is usually dominant for language in most people

Question 12

Which of the following best describes the organization of gray and white matter in the spinal cord?

Accepted Answer

White matter surrounds a central core of gray matter

Question 13

Which ventricle is connected to the central canal of the spinal cord?

Accepted Answer

Fourth ventricle

Question 14

A patient with damage to the precentral gyrus would most likely experience which deficit?

Accepted Answer

Impaired voluntary motor control

Question 15

Which of the following is TRUE regarding the basal nuclei?

Accepted Answer

They are involved in the regulation of voluntary motor movements

Question 16

Which structure secretes melatonin and helps regulate the sleep-wake cycle?

Accepted Answer

Epithalamus (pineal gland)

Question 17

If the cerebral aqueduct is blocked, which of the following is most likely to occur?

Accepted Answer

Accumulation of cerebrospinal fluid in the fourth ventricle

Question 18

Which of the following best describes the function of the primary somatosensory cortex?

Accepted Answer

Receives and processes information about touch, pain, and temperature

Question 19

Which of the following is a correct match between a brain region and its function?

Accepted Answer

Temporal lobe – processing auditory information

Question 20

A patient is unable to distinguish between different types of tastes. Which cortical area is most likely affected?

Accepted Answer

Primary gustatory cortex

Central Nervous System I: Structure and Function of the Brain

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