pars nervosa


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Related to pars nervosa: pars intermedia, Pars distalis

pars nervosa

[¦pärz nər′vō·sə]
(anatomy)
The inferior subdivision of the neurohypophysis. Also known as pars neuralis.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The neurosecretory granules are transported axonally down to the pars nervosa, and they often accumulate in the dilated portions of the axons near their terminals named corpusculum neurosecretorium.
Light micrograph of the pars nervosa in hypophysis: A-F: hypophyseal cleft (HypC), pars intermedia (PaI), pars nervosa (PN), protoplasmic pituicyte (PP), fibrous pituicyte (FP), herring body (HB), unmyelinated nerve fiber (Unf).
Ultrastructure of the pars nervosa cells in hypophysis: A.
Morfologia y Ultraestructura de la Hipofisis en Camellos Bactrianos (Camelus bactrianus)

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