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Pituitary

This image is a low magnification, midsagittal section of a human pituitary stained with hematoxylin and eosin.  Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions.  5x

Subdivisions > <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

Subdivisions >

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

 - Pars distalis <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

- Pars distalis

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

 - Pars tuberalis <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

- Pars tuberalis

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

 - Pars intermedia <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

- Pars intermedia

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

 - Remnants of Rathke's pouch <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

- Remnants of Rathke's pouch

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

 - Infundibulum <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

- Infundibulum

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

 - Pars nervosa <p>The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.</p>

- Pars nervosa

The terms neurohypophysis and adenohypophysis reflect the embryonic origin of these two subdivisions.  Similar terms, posterior and anterior pituitary, are also commonly used for these subdivisions, reflecting their anatomical position.

Capsule > <p>The entire pituitary is surrounded by a dense connective tissue capsule that is continuous with the dura mater.  Only a portion of the capsule is retained in this section.</p>

Capsule >

The entire pituitary is surrounded by a dense connective tissue capsule that is continuous with the dura mater.  Only a portion of the capsule is retained in this section.