saccus vasculosus

A circumventricular organ of the hypothalamus of many jawed fishes, protruding from the caudal infundibular wall. It is a vascularized neuroepithelium that consists of coronet cells, cerebrospinal fluid-contacting neurons and supporting cells.

Type Organ

Frequently Asked Questions

What is the saccus vasculosus?
A circumventricular organ of the hypothalamus of many jawed fishes, protruding from the caudal infundibular wall. It is a vascularized neuroepithelium that consists of coronet cells, cerebrospinal fluid-contacting neurons and supporting cells.

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