Question 1

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

Accepted Answer

In the brain, gray matter is superficial and white matter is deep; in the spinal cord, white matter is superficial and gray matter is deep.

Question 2

A patient suffers damage to the precentral gyrus of the frontal lobe. Which function is most likely to be impaired?

Accepted Answer

Initiating voluntary motor movements

Question 3

Which fissure separates the left and right cerebral hemispheres?

Accepted Answer

Longitudinal fissure

Question 4

If the primary somatosensory cortex (postcentral gyrus) is damaged, which deficit would most likely occur?

Accepted Answer

Impaired ability to receive and interpret touch, pain, and temperature sensations

Question 5

Which equation best represents the flow rate $$Q of $$cerebrospinal fluid (CSF) through the ventricular system, given pressure difference $$\Delta P$$ and resistance $$R$$?

Accepted Answer

$$Q = \Delta P / R$$

Question 6

Which of the following is a function of the somatosensory association cortex (S2) in the parietal lobe?

Accepted Answer

Integrates and interprets sensory information to recognize objects by touch

Question 7

A stroke affecting the left temporal lobe would most likely impair which function?

Accepted Answer

Processing auditory information

Question 8

Which structure is responsible for connecting the two cerebral hemispheres?

Accepted Answer

Corpus callosum

Question 9

Which of the following best describes the role of the primary visual cortex?

Accepted Answer

Receives and processes visual input from the retina

Question 10

A lesion in the premotor cortex would most likely result in which deficit?

Accepted Answer

Inability to plan and coordinate complex movements

Question 11

Which of the following is TRUE regarding the arrangement of white and gray matter in the spinal cord?

Accepted Answer

White matter is superficial and gray matter is deep

Question 12

Which sulcus separates the frontal and parietal lobes?

Accepted Answer

Central sulcus

Question 13

Which of the following best describes the function of the frontal eye fields?

Accepted Answer

Control voluntary eye movements

Question 14

Which of the following is NOT a function of cerebrospinal fluid (CSF)?

Accepted Answer

Transmits electrical impulses between neurons

Question 15

A patient is unable to recognize objects by touch, even though basic touch sensation is intact. Which cortical area is most likely damaged?

Accepted Answer

Somatosensory association cortex (S2)

Question 16

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

Accepted Answer

Occipital lobe

Question 17

Which of the following best describes the function of the corpus callosum?

Accepted Answer

Connects the left and right cerebral hemispheres

Question 18

Which equation would you use to calculate the volume $$V of $$CSF produced per hour if the rate of production is $$r mL/$$min?

Accepted Answer

$$V = r 	imes 60$$

Question 19

Damage to which area would most likely result in difficulty with voluntary movement of the right side of the body?

Accepted Answer

Left primary motor cortex

Question 20

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

Accepted Answer

Receives and processes auditory information

Central Nervous System: Brain Structure, White and Gray Matter, and Functional Areas

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