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The hormone which may increase the blood pressure is

 

Option: 1

Adrenaline 

 


Option: 2

Prolactin

 


Option: 3

ACTH

 


Option: 4

Thyroxine

 


Answers (1)

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Epinephrine or Adrenaline:

  • It is secreted at the time of emergency. Hence it is also called emergency hormone.

  • It has a greater effect on cardiac activity than norepinephrine.

  • It causes only weak con­striction of the blood vessels of the muscles in comparison with a much stronger constriction that results from norepinephrine.

  • Both adrenaline and noradrenaline act on the cells of skeletal, cardiac and smooth muscles and blood vessels and fat cells. 

  • Because of the role of their hormones, the adrenal glands are also called ‘glands of emergency’.

Posted by

Ritika Jonwal

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