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  • The function of the pineal body is to   Option: 1 Lighten the skin  </

The function of the pineal body is to 

 

Option: 1

Lighten the skin

 


Option: 2

Control sexual behaviour

 


Option: 3

Regulate the period of puberty

 


Option: 4

All of the above 

 

 


Answers (1)

best_answer

 

 

Pineal Gland (Epiphysis) -

  • It develops from the ectoderm.
  • The pineal gland is located on the dorsal side of forebrain. 
  • Pineal secretes a hormone called melatonin.
  • Melatonin plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body. 
  • For example, it helps in maintaining the normal rhythms of the sleep-wake cycle, body temperature. 
  • In addition, melatonin also influences metabolism, pigmentation, the menstrual cycle as well as our defence capability.
  • It is functional gland in lower vertebrates but in man, it atrophies at the age of 7 years.
     

-Hence, the correct option is d. All of the above 

 

 

 

Posted by

jitender.kumar

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