Dorsal Horn (Noun)
Meaning
One of two roots of a spinal nerve that passes dorsally from the spinal cord and that consists of sensory fibers.
Classification
Nouns denoting body parts.
Examples
- The dorsal horn is a critical component of the spinal cord, receiving sensory information from the body and transmitting it to the brain for interpretation.
- Damage to the dorsal horn can result in severe sensory impairment, including loss of pain perception and impaired motor function.
- Sensory fibers entering the spinal cord through the dorsal root synapse in the dorsal horn, where they transmit information to interneurons and projection neurons.
- The dorsal horn is responsible for modulating pain perception, and abnormalities in its function can contribute to chronic pain conditions.
- Neurotransmitters released by interneurons in the dorsal horn play a crucial role in regulating pain transmission and modulation.