Which organ in the list is the largest gland in the human body?

Correct Answer: B

Rationale: The liver is the largest gland in the human body, weighing about 1.5 kg in adults, and performs numerous functions including bile production and detoxification.

Correct Answer: A

Rationale: Emesis is the medical term for vomiting, involving forceful muscle contractions.

Correct Answer: A

Rationale: The liver produces bile to emulsify fats, among other functions like detoxification and nutrient metabolism.

Correct Answer: A

Rationale: The vermilion zone is covered by modified skin, not a mucous membrane, though it lacks skin appendages and has a thin keratin layer.

Correct Answer: C

Rationale: The ventral surface of the tongue is smooth and covered by non-keratinized stratified squamous epithelium, not lingual papillae, which are on the dorsal surface.