A fetus possesses a mutation that causes the diencephalon region of the developing brain to cease growing. Which structures in the mature brain will be missing/abnormal if the fetus survives to birth and childhood?
A. The cerebrum
B. The pons, midbrain, and medulla
C. The cerebellum
D. The thalamus, pineal gland, and hypothalamus
Answer: D
Anatomy & Physiology
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