The Agony of Motion Sickness

The video explores motion sickness, a condition caused by sensory conflict between the eyes, inner ears, and sensory receptors. It explains how neurotransmitters like histamine, acetylcholine, and serotonin play a role in nausea. Remedies include sitting in the front seat, focusing on distant points, and using ginger or medications like Dramamine. The video also discusses motion sickness in animals and evolutionary theories suggesting it may be a defense against neurotoxins.

What is the primary cause of motion sickness according to the introduction?

• Dehydration

• Poor diet

• Sensory conflict

• Lack of sleep

Which system in the body is primarily responsible for detecting motion and balance?

• Vestibular system

• Respiratory system

• Circulatory system

• Digestive system

What neurotransmitter is NOT mentioned as being involved in motion sickness?

• Dopamine

• Histamine

• Acetylcholine

• Serotonin

Which natural remedy is suggested to be effective against motion sickness?

• Mint

• Ginger

• Lavender

• Chamomile

What evolutionary theory is proposed for the development of motion sickness?

• To improve balance

• To prevent poisoning

• To enhance vision

• To increase alertness