Question 1

Which structure is primarily responsible for relaying most output from the limbic system and plays a key role in psychosomatic illnesses?

Accepted Answer

Hypothalamus

Question 2

A patient is able to understand spoken words but cannot produce speech. Which brain area is most likely damaged?

Accepted Answer

Broca's area

Question 3

Which type of memory is most likely impaired in a patient with bilateral destruction of the hippocampus, resulting in the inability to form new memories?

Accepted Answer

Declarative memory

Question 4

Which EEG wave pattern is most likely to be observed in an adult during deep sleep?

Accepted Answer

Delta waves ($$\leq 4\ \mathrm{Hz})$$

Question 5

A person who suddenly loses muscle tone and collapses while awake, but remains conscious, is most likely experiencing which condition?

Accepted Answer

Cataplexy

Question 6

Which of the following best describes the function of the reticular activating system (RAS)?

Accepted Answer

Filters out repetitive or weak stimuli and maintains cortical alertness

Question 7

A patient presents with loss of memories from the distant past but can form new memories. What type of amnesia is this?

Accepted Answer

Retrograde amnesia

Question 8

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

Accepted Answer

Transmits electrical impulses between neurons

Question 9

Which of the following substances can cross the blood-brain barrier by simple diffusion?

Accepted Answer

Oxygen

Question 10

A patient with a stroke caused by a blocked cerebral artery is experiencing tissue death due to lack of blood supply. What is this process called?

Accepted Answer

Ischemia

Question 11

Which of the following best explains why REM sleep is considered important for mental health?

Accepted Answer

It allows the brain to analyze and process emotional events

Question 12

Which of the following is a plausible consequence of damage to the reticular formation?

Accepted Answer

Permanent unconsciousness (coma)

Question 13

Which of the following is a characteristic of the blood-brain barrier?

Accepted Answer

It is absent in the hypothalamus to allow monitoring of blood composition

Question 14

A patient is experiencing uncontrollable jerking, loss of consciousness, and confusion after a seizure. Which type of seizure is most likely?

Accepted Answer

Tonic-clonic seizure

Question 15

Which of the following best describes the process of memory consolidation?

Accepted Answer

Fitting new facts into categories already stored in the cerebral cortex

Question 16

Which of the following is a function of the cingulate gyrus in the limbic system?

Accepted Answer

Expressing emotions via gestures and resolving mental conflict

Question 17

Which of the following best explains why the brain floats in cerebrospinal fluid?

Accepted Answer

To reduce its effective weight and prevent crushing under its own mass

Question 18

Which of the following is a plausible effect of a lesion in Wernicke's area?

Accepted Answer

Inability to understand spoken or written words

Question 19

Which of the following is a key difference between alpha and beta brain waves as measured by EEG?

Accepted Answer

Beta waves are associated with mental alertness, while alpha waves indicate a relaxed, idling brain

Question 20

A patient is unable to recall events from just five minutes ago but remembers childhood events. Which brain region is most likely affected?

Accepted Answer

Hippocampus

Ch.12 Part 3

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드