The primary genitalia of a human female would include which of these organs?

Correct Answer: C

Rationale: The vulva (C) is primary female external genitalia. Gonads (A, ovaries) are internal, testes (B) are male, and uterus (D) is internal.

Correct Answer: B

Rationale: The thyroid needs iodine (B) to synthesize T4. Potassium (A), sodium (C), and magnesium (D) are not directly required.

Correct Answer: A

Rationale: Pepsin breaks down proteins (A) in the stomach. Starches (B) are amylase, fats (C) are bile/lipase, and absorption (D) is intestines.

Correct Answer: A

Rationale: Smooth muscles (A) drive peristalsis in the gut. Cardiac (B) is heart, skeletal (C) is voluntary, and epaxial (D) is back.

Correct Answer: C

Rationale: Gonads (C) are the testes and ovaries, producing gametes. Populations (A) are groups, perineums (B) are pelvic regions, and gametes (D) are sex cells.