Question 1

A patient presents with loss of voluntary muscle control and an inability to regulate body temperature. Which brain structure is most likely damaged?

Accepted Answer

B) Hypothalamus

Question 2

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

Accepted Answer

C) It allows communication between the right and left cerebral hemispheres.

Question 3

A lesion in the precentral gyrus would most likely result in which of the following deficits?

Accepted Answer

A) Loss of somatic motor control

Question 4

Which of the following structures is responsible for sorting and relaying sensory information to the appropriate cerebral cortex area?

Accepted Answer

B) Thalamus

Question 5

A patient with damage to the medulla oblongata would most likely experience which of the following symptoms?

Accepted Answer

A) Inability to regulate heart rate and respiration

Question 6

Which of the following best describes the white matter of the spinal cord?

Accepted Answer

B) Consists mainly of myelinated and unmyelinated nerve fibers

Question 7

If the lateral sulcus were absent, which two lobes would not be separated?

Accepted Answer

C) Frontal from temporal

Question 8

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

Accepted Answer

A) Nutrition of nerve impulses

Question 9

A patient is unable to recognize a bicycle by sight but can describe its function. Which brain area is most likely damaged?

Accepted Answer

B) Visual association area

Question 10

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

Accepted Answer

C) Inhibiting unnecessary or antagonistic movements

Question 11

Which of the following would you NOT find in normal cerebrospinal fluid?

Accepted Answer

C) Red blood cells

Question 12

A patient with Parkinson's disease is most likely to have degeneration of which brain structure?

Accepted Answer

A) Substantia nigra

Question 13

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

Accepted Answer

A) Relays information between the cerebrum and cerebellum

Question 14

Which of the following is the correct equation for the calculation of cerebral perfusion pressure (CPP)?

Accepted Answer

A) $$ CPP = MAP - ICP $$

Question 15

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

Accepted Answer

B) It is the relay station for sensory information to the cerebral cortex.

Question 16

A patient with a spinal cord injury at the level of T1 and L1 would most likely experience which of the following?

Accepted Answer

A) Paraplegia

Question 17

Which of the following is the correct order of the meninges from superficial to deep?

Accepted Answer

A) Dura mater, arachnoid mater, pia mater

Question 18

Which of the following best describes the function of the limbic system?

Accepted Answer

A) It is involved in emotional and affective feelings.

Question 19

Which of the following is the correct equation for the calculation of mean arterial pressure (MAP)?

Accepted Answer

A) $$ MAP = \frac{1}{3} (SBP - DBP) + DBP $$

Question 20

Which of the following best describes the function of the gray commissure in the spinal cord?

Accepted Answer

B) It connects the right and left sides of the spinal cord.

Central Nervous System: Brain and Spinal Cord Structure & Function

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