Question 1

Which of the following best explains the physiological cause of motion sickness?

Accepted Answer

A mismatch between visual and vestibular sensory input to the brain.

Question 2

A person is playing a virtual reality game and begins to feel nauseous. Which sensory conflict is most likely responsible for this reaction?

Accepted Answer

The eyes perceive motion while the vestibular system senses stillness.

Question 3

Which of the following scenarios is LEAST likely to cause motion sickness?

Accepted Answer

Walking outdoors while looking straight ahead.

Question 4

A passenger on a ship feels nauseous while below deck but feels better when looking at the horizon. What is the best explanation for this improvement?

Accepted Answer

Visual input now matches vestibular input, reducing sensory conflict.

Question 5

Which brain region is primarily responsible for integrating sensory information that can lead to motion sickness?

Accepted Answer

The brainstem, particularly the vestibular nuclei.

Question 6

A person experiences motion sickness while reading in a moving car. Which sensory inputs are in conflict?

Accepted Answer

Visual input indicates stillness, vestibular input indicates motion.

Question 7

Which of the following is a common physiological response to the sensory conflict that causes motion sickness?

Accepted Answer

Activation of the vomiting center in the medulla oblongata.

Question 8

Which of the following best describes why some people experience motion sickness in a flight simulator?

Accepted Answer

Their eyes perceive motion while their vestibular system does not detect actual movement.

Question 9

A new medication is developed to reduce motion sickness by targeting the vestibular system. Which effect would most likely reduce symptoms?

Accepted Answer

Decreasing the sensitivity of the semicircular canals to motion.

Question 10

Which of the following equations best represents the concept of sensory conflict leading to motion sickness?

Accepted Answer

$$ Sensory\ Conflict = | Visual\ Input - Vestibular\ Input | $$

Question 11

A person watches a movie with intense, shaky camera movements and feels ill. Which system is primarily responsible for the sensation of motion in this scenario?

Accepted Answer

The visual system.

Question 12

Which of the following interventions is most likely to prevent motion sickness during a car ride?

Accepted Answer

Looking out the window at the passing scenery.

Question 13

If $$ V $$ represents visual input and $$ E $$ represents vestibular (ear) input, which condition is most likely to cause motion sickness?

Accepted Answer

$$ V 
eq E $$

Question 14

Which of the following best describes why motion sickness is less common when driving a car compared to being a passenger?

Accepted Answer

Drivers have more control and their visual and vestibular inputs are more synchronized.

Question 15

A person experiences motion sickness while playing a video game. Which of the following is the most likely explanation?

Accepted Answer

The visual system detects motion, but the vestibular system does not.

Motion Sickness and the Special Senses

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드