Grey commissure - Misplaced Pages

(Redirected from Gray commissure) Grey matter strip around the spinal cord

Grey commissure
Medulla spinalis - Substantia grisea
Spinal cord. (Grey commissure is #3, near center.)
Details
Identifiers
Latin	commissura grisea anterior medullae spinalis, commissura grisea posterior medullae spinalis
NeuroNames	1665, 1649
FMA	77036
Anatomical terms of neuroanatomy[edit on Wikidata]

The grey commissure is a thin strip of grey matter that surrounds the central canal of the spinal cord and, along with the anterior white commissure, connects the two halves of the cord. It comprises lamina X in the Rexed classification.

External links

Blok BF, van Maarseveen JT, Holstege G (June 1998). "Electrical stimulation of the sacral dorsal gray commissure evokes relaxation of the external urethral sphincter in the cat". Neurosci. Lett. 249 (1): 68–70. doi:10.1016/S0304-3940(98)00382-6. PMID 9672391.

General features

Posterior grey column	Marginal nucleus Substantia gelatinosa of Rolando Nucleus proprius Rexed lamina V Rexed lamina VI
Lateral grey column	Intermediolateral nucleus Posterior thoracic nucleus
Anterior grey column	Interneuron Alpha motor neuron Onuf's nucleus Gamma motor neuron
Other	Rexed laminae Central gelatinous substance Gray commissure

Sensory

Posterior	Posterior column-medial lemniscus pathway Gracile Cuneate
Lateral	Spinocerebellar dorsal ventral Spinothalamic lateral anterior Posterolateral Spinotectal
Anterior	Spinoreticular tract Spino-olivary tract

Motor

Lateral	Corticospinal Lateral Extrapyramidal Rubrospinal Raphespinal Reticulospinal Hypothalamospinal
Anterior	Corticospinal Anterior Extrapyramidal Vestibulospinal Reticulospinal Tectospinal Raphespinal Olivospinal

Both

External features

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