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Circumventricular Organs MeSH Descriptor Data 2026
Highly vascularized and specialized tissues distributed principally along the midline of the VENTRICULAR SYSTEM from the FOREBRAIN to the HINDBRAIN. They are distinguished by their lack of normal BLOOD-BRAIN BARRIER and fenestrated capillaries and contain either neurosecretory neurons or chemoreceptors.
Entry Term(s)
Neurohemal Organ
Secretory Circumventricular Organs
Sensory Circumventricular Organs
Previous Indexing
Neurosecretory Systems (1965-2014)
Public MeSH Note
2015; for NEUROHEMAL ORGAN see NEUROSECRETORY SYSTEMS (1984-2014)
History Note
2015; for NEUROHEMAL ORGAN use NEUROSECRETORY SYSTEMS (1984-2014)
Highly vascularized and specialized tissues distributed principally along the midline of the VENTRICULAR SYSTEM from the FOREBRAIN to the HINDBRAIN. They are distinguished by their lack of normal BLOOD-BRAIN BARRIER and fenestrated capillaries and contain either neurosecretory neurons or chemoreceptors.