Reproduction and Development


   
 
Menopause
It is the period when ovulation and menstrual cycle stops in human female. It sets in about 45 - 55 years.
 
It is characterised by hot flushes, which is a sensation of warmth spreading from the trunk to the face and a number of psychic symptoms.
 
It is caused due to a decrease in the estrogen level.
 
In males, the function of the testes declines slowly with advancing age due to decrease in testosterone secretion and it is called as male climacteric.
 
 
     
   
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