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Chemical Coordination and Integration
Question
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Assertion: Pituitary is attached to hypothalamus by a vein.

Reason: This attachment hypophysial portal vein.

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.

Answer

D.

If both assertion and reason are false.

Pituitary gland or hypophysis is situated in a depression, the sella turcica of sphenoid bone of the skull. It is directly attached to the hypothalamus by a stalk, the infundibulum. Hypophysial portal veins carry blood containing neurohormones (releasing factors) from the hypothalamus to the anterior pituitary. 

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