Question 1

Which of the following best describes the difference between white matter and gray matter in the central nervous system?

Accepted Answer

White matter is composed primarily of myelinated axons, whereas gray matter contains mostly neuron cell bodies and unmyelinated fibers.

Question 2

A patient suffers a stroke that damages the prefrontal cortex. Which of the following functions is most likely to be affected?

Accepted Answer

Intellect, cognition, recall, and personality

Question 3

Which of the following structures is NOT part of the limbic system?

Accepted Answer

Basal nuclei

Question 4

The primary auditory cortex is located in which lobe of the brain?

Accepted Answer

Temporal lobe

Question 5

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

Accepted Answer

Homeostatic regulation of body temperature, hunger, thirst, and endocrine activity

Question 6

A lesion in Broca’s area would most likely result in which of the following symptoms?

Accepted Answer

Difficulty producing coherent speech

Question 7

Which of the following is a function of the basal nuclei?

Accepted Answer

Regulation of voluntary motor movements and procedural learning

Question 8

Which of the following best describes the Arbor Vitae?

Accepted Answer

The white matter of the cerebellum, resembling a branching tree

Question 9

The dorsal root ganglion contains which of the following?

Accepted Answer

Cell bodies of sensory neurons

Question 10

Which of the following is NOT a part of the brainstem?

Accepted Answer

Thalamus

Question 11

A patient is unable to understand spoken or written language but can speak fluently, although the speech lacks meaning. Which brain area is most likely damaged?

Accepted Answer

Wernicke’s area

Question 12

Which of the following best describes a sulcus in the brain?

Accepted Answer

A shallow groove between gyri

Question 13

Which of the following is the correct sequence of the basic parts of the central nervous system (CNS) from superior to inferior?

Accepted Answer

Cerebrum, diencephalon, brainstem, spinal cord

Question 14

Which of the following is a function of the medulla oblongata?

Accepted Answer

Regulation of heart rate and respiratory rhythm

Question 15

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

Accepted Answer

Impaired regulation of breathing

Question 16

Which of the following best describes a gyrus (plural: gyri)?

Accepted Answer

An elevated ridge on the cerebral cortex

Question 17

Which fissure separates the two cerebral hemispheres?

Accepted Answer

Longitudinal fissure

Question 18

Which of the following is a primary function of the midbrain?

Accepted Answer

Visual and auditory reflexes

Question 19

A patient presents with tremors and difficulty initiating movement. Which brain structure is most likely involved?

Accepted Answer

Basal nuclei

Question 20

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

Accepted Answer

Relay of signals between the cerebrum and cerebellum and regulation of breathing

Central Nervous System: Structure and Function (Ch. 12 Study Notes)

Study Guide - Practice Questions

Study Guide - Flashcards