Multiple choice

Which among the following characterises the events taking place in the testis?

  1. Sertoli cells allow the unrestrained diffusion of water-soluble substances between the seminiferous tubules and the blood.

  2. Leydig cells secrete testosterone

  3. Sertoli cells reciprocate to testosterone by synthesising androgen binding protein.

  4. Sertoli cells line the seminiferous tubules and boost the developing sperm in males.
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B Correct answer
Explanation

As a consequence of stimulation with luteinizing hormone, the interstitial cells (Leydig) secrete testosterone into the intertubular tissue, where it is absorbed by blood vessels, lymphatics, and the seminiferous tubules.

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