Alcohol causes dehydration. How?

Correct Answer: D

Rationale: Alcohol inhibits ADH, reducing water reabsorption and increasing urine output, leading to dehydration.

Correct Answer: A

Rationale: The duodenum is the first part of the small intestine where most chemical digestion takes place.

Correct Answer: A

Rationale: Lipids, or triglycerides, consist of three fatty acids attached to a glycerol molecule and provide energy storage.

Correct Answer: C

Rationale: Bile juice, secreted by the liver, plays an important role in the digestion of fats by emulsifying them. It does not contain enzymes but helps break down fat molecules into smaller droplets for further digestion.

Correct Answer: D

Rationale: The digestion of protein begins in the stomach, where pepsin, activated by hydrochloric acid, starts breaking down proteins into smaller peptides.