Multiple choice

The male sex hormone is testesterone. It is secreted by

  1. leydig cells

  2. seminiferous tubules

  3. epididymis

  4. vas deferens
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A Correct answer
Explanation

Leydig cells are found adjacent to the seminiferous tubules in the testicle. They produce testosterone in the presence of luteinizing hormone (LH). Leydig cells are polyhedral in shape, display a large prominent nucleus, an eosinophilic cytoplasm and numerous lipid-filled vesicles.

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