Pars distalis

Pars distalis
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Pars distalis Definition

It refers to a section of the anterior lobe of the master gland of the endocrine system – the pituitary gland (hypophysis), which is situated at the base of the brain.

In Latin, the structure is known as “Pars tuberalis adenohypophyseos.”

Pars distalis Anatomy

This is the largest as well as the most vascular lobe of the pituitary gland.

Pars distalis Function

It is known as the major secretor section of the pituitary gland. The secretor cells of this lobe are grouped in cord and divided by sinusoids.

It also enwraps the pituitary stalk in a sheath that is extremely vascularized.

Pars distalis Pictures

Check out these useful images to get an idea about the physical appearance of this lobe.

Picture of Pars distalis

Picture 1 – Pars distalis

Image of Pars distalis

Picture 2 – Pars distalis Image

References:

http://en.wikipedia.org/wiki/Pars_tuberalis

http://ctrgenpath.net/static/atlas/mousehistology/Windows/endocrine/adeno.html

http://www.merriam-webster.com/medical/pars%20distalis

Last modified on November 22nd, 2012 at 10:23 am

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