Which of the following is a result of cryptorchidism (testes remain in the abdomen)?
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a
Spermatogenesis occurs but the vas deferens are blocked.
b
Spermatogenesis does not occur due to the difference in temperature.
c
Erectile dysfunction occurs although spermatogenesis takes place.
d
Spermiogenesis occurs but spermiation would not occur.
answer is B.
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Detailed Solution
Failure of descent of testes to scrotum will lead to sterility. The scrotum helps in maintaining the low temperature of the testes (2–2.5oC lower than the normal internal body temperature) necessary for spermatogenesis. So, spermatogenesis does not occur in case testes remains in abdomen.