![This is blank.](https://digitalhistology.org/wp-content/themes/histology-unified/imgs/trans.png)
Pituitary
This low magnification of a monkey pituitary is cut midsagittally and 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>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-1-ping.png)
Subdivisions
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x
![- Pars distalis <p>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-2-ping.png)
- Pars distalis
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x
![- Pars tuberalis <p>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-4-ping.png)
- Pars tuberalis
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x
![- Pars intermedia <p>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-3-ping.png)
- Pars intermedia
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x
![- Remnants of Rathke's pouch <p>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-7-ping.png)
- Remnants of Rathke's pouch
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x
![- Infundibulum <p>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-5-ping.png)
- Infundibulum
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x
![- Pars nervosa <p>This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x</p>](https://digitalhistology.org/wp-content/uploads/2017/07/Or.Endo_.Pit-4-6-ping.png)
- Pars nervosa
This low magnification of a monkey pituitary is cut midsagittally and stained with hematoxylin and eosin. Note the distinct boundaries between the neurohypophyseal and adenohypophyseal tissues, indicating the different embryological origins of these subdivisions. 5x