Pituitary gland

 

Also called the hypophysis cerebri, this is an endocrine gland which has intimate connection with the hypothalamus and is divided into two parts called

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Adenohypophysis

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Neurohypophysis

It lies on the postero-superior aspect of the body of the sphenoid with sphenoid air cells below it. It also lies below the optic chiasm and in the hypophyseal fossa which is found in the sella turcica. It is also placed in front of the dorsum sellae. It is connected to the inferior surface of the brain by the infundibulum which connects it to the hypothalamus.

Blood supply
It is supplied by the internal carotid arteries and the anterior cerebral arteries. The veins drain into the cavernous sinus and it is also supplied through the hypophyseal portal circulation from the hypothalamus which carry release factors and release inhibiting factors from the hypothalamus to the pituitary gland.

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Hypophyseal fossa Pituitary gland Pituitary divisions 1 Pituitary divisions 2 Pituitary assembler

 

 

 

 

 

 

 

 

 

 

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