SOME MACROSCOPIC AND MICROSCOPIC OBSERVATION ON THE PITUITARY GLAND OF GUINEA-PIG Cavia culteri
2016
Luay O. H.
This research was conducted to asses some macroscopical and microscopicalobservations of pituitary gland in guinea pig .Pitutary gland is considered as a complex endocrine gland , located at the base of thebrain where it lies in the sella turcica , a small deprission in the sphenoid bone .It is attached to the hypothalamic region of the brain by a narrow stalk . The glandsweight about ( 20 mg ) . microscopically it is composed of an epithelial component oradenohypophyis and a nervous component or neurohypophysis . The parancymal cellsof the pars distalis are the chromophilic cells . Pars intermedia consist ofchromophobic cells and basophilic cells . neurohypophysis has scattered pituicytesamong the nerve fibers .
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