Question 1

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

Accepted Answer

It filters and relays sensory information from the spinal cord and cranial nerves to the cerebral cortex.

Question 2

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

Accepted Answer

Difficulty with reading, writing, and speech production.

Question 3

Which structure connects the hypothalamus to the pituitary gland and is responsible for integrating nervous and endocrine systems?

Accepted Answer

Infundibulum

Question 4

The blood-brain barrier (BBB) is primarily formed by which of the following?

Accepted Answer

Tight junctions between capillary endothelial cells in the CNS

Question 5

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

Accepted Answer

The fourth ventricle connects with the central canal of the spinal cord.

Question 6

A patient presents with ataxia after a head injury. Which brain structure is most likely affected?

Accepted Answer

Cerebellum

Question 7

Which of the following cranial meninges is closest to the brain surface?

Accepted Answer

Pia mater

Question 8

The medulla oblongata regulates which of the following autonomic functions?

Accepted Answer

Heart rate, blood pressure, and digestion

Question 9

Which of the following is a function of the limbic system?

Accepted Answer

Establishment of emotional states and facilitation of memory storage and retrieval

Question 10

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

Accepted Answer

Direct subconscious activities and coordinate learned movement patterns

Question 11

A cerebrovascular accident (CVA) or stroke results in which of the following?

Accepted Answer

Stopped blood flow to a portion of the brain, causing neuron death within minutes

Question 12

Which of the following is TRUE about the cerebral cortex?

Accepted Answer

The postcentral gyrus is the primary somatosensory cortex.

Question 13

Which of the following brain regions is responsible for processing sight, sound, and associated reflexes?

Accepted Answer

Midbrain

Question 14

Which of the following is a function of the hypothalamus?

Accepted Answer

Secreting ADH and oxytocin, regulating body temperature, and producing emotions and behavioral drives

Question 15

Which of the following statements about the blood-brain barrier (BBB) is correct?

Accepted Answer

The BBB is formed by tight junctions between capillary endothelial cells and regulated by astrocytes.

Question 16

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

Accepted Answer

Adjusts postural muscles and fine-tunes conscious and subconscious movements

Question 17

Which of the following is TRUE regarding the production and circulation of cerebrospinal fluid (CSF)?

Accepted Answer

CSF is produced by the choroid plexus and absorbed into venous circulation at the arachnoid granulations.

Question 18

Which of the following is a function of the prefrontal cortex?

Accepted Answer

Coordinates information relayed from all cortical association areas and performs abstract intellectual functions

Question 19

Which of the following brain waves is most likely to be observed in a relaxed adult with closed eyes?

Accepted Answer

Alpha waves

Question 20

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

Accepted Answer

Impaired speech production and regulation of breathing and vocalization

Chapter 14: The Brain and Cranial Nerves – Structured Study Notes

Study Guide - Practice Questions