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 1 – Pars distalis
Picture 2 – Pars distalis Image