DORSAL HORN

Pronunciation (US):

(GB):

 Dictionary entry overview: What does dorsal horn mean? 

• DORSAL HORN (noun)
  The noun DORSAL HORN has 1 sense:

1. one of two roots of a spinal nerve that passes dorsally from the spinal cord and that consists of sensory fibers

  Familiarity information: DORSAL HORN used as a noun is very rare.

 Dictionary entry details 

• DORSAL HORN (noun)

Sense 1

Meaning:

One of two roots of a spinal nerve that passes dorsally from the spinal cord and that consists of sensory fibers

Classified under:

Nouns denoting body parts

Synonyms:

dorsal horn; dorsal root; posterior horn; posterior root

Hypernyms ("dorsal horn" is a kind of...):

afferent; afferent nerve; sensory nerve (a nerve that passes impulses from receptors toward or to the central nervous system)

Holonyms ("dorsal horn" is a part of...):

spinal nerve root (one of two roots of the spinal nerves)

 Context examples 

NDMA receptor antagonists such as amitriptyline and ketamine interfere with the role of NMDA receptors in the process of central sensitization in which NMDA receptors on spinal dorsal horn neurons are activated, resulting in an increase in synaptic efficacy and so an amplification of the response to sensory input.

(Ketamine/Amitriptyline NP-H Cream, NCI Thesaurus)