Body systemsQuestion 1698 of 1700

Which hormone controls the changes of puberty in boys?

  1. Testosterone
  2. Estrogen made in the ovaries
  3. Insulin made in the pancreas
  4. Thyroxine made in the neck
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Correct answer: Testosterone

It rises at puberty and is made in the testes.

Source: Nursing Assistant (Reuter), 11.11: Reproductive System

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Questions last reviewed: 18 October 2026