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Pituitary gland (Hypophysis), They increase during lactation - Coggle…
Pituitary gland (Hypophysis)
NEUROHYPOPHYSIS CEREBRI
Infundibulum
Pars Nervosa
Contents:
Herring bodies
distentions of the axons to STORE Vasopressin (ADH) and Oxytocin
Fenestrated blood capillaries
Pitucyte
glial-like cells to Support the axons of the pars nervosa.
unmyelinated axons
Function: store and release:
Vasopressin (ADH)
by supraoptic nuclei
Oxytocin
by paraventicular nuclei
No secretory or neural cells
Median eminence
ADENOHYPOPHYSIS CEREBRI
Pars Intermedia
Pars Distalis (pars anterior)
2 Parenchymal cells
Chromophobes
Degenerated cell
Degranulated chromophil
Stem cell
Chromophlis
Acidophilic
Somatotrophs (GH)
Mammotrophs (prolactin)
Basophilic
corticotrophs (ACTH)
Gonadotrophs (FSH, LH)
thyrotrophs (TSH)
Pars Tuberalis
They increase during lactation