Question

Why do testes lie outside the abdominal cavity ?

Answer 1

Testes is situated at outside the abdominal cavity because sperm formation require a low temperature . As our temperature is high so it is located at outside the abdominal cavity in scrotum

Answer 2

Explanation:

• The sperm production or Spermatogenesis and sperm development or spermiogenesis happen under the low temperature of about 2-3 degrees Celsius less than the body temperature.
• As the temperature of the abdominal cavity of our body is higher so sperm formation or development can not be able to happen so the sperm formation and the development occur in the outside of the abdominal cavity or in the scrotum.
• However, there are some muscles present in the scrotum which is responsible for the temperature regulation in the summers and the winters.

To know more

Various openings of abdominal cavity

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Testes are permanently retained in abdominal cavity in

a.elephant

b.whale

c.Armadillo

d.all of above

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