posterior root
[pɔˈstɪriər ruːt]
nounpl: posterior roots
raiz posterior
1. The dorsal or sensory root of a spinal nerve that carries sensory information from the body to the spinal cord
The posterior root contains sensory fibers that transmit pain and temperature signals to the central nervous system.
A raiz posterior contém fibras sensoriais que transmitem sinais de dor e temperatura para o sistema nervoso central.
2. In anatomical terminology, the nerve root that emerges from the back of the spinal cord and carries afferent (incoming) nerve fibers
Compression of the posterior root can lead to radiculopathy and chronic pain conditions.
A compressão da raiz posterior pode levar a radiculopatia e condições de dor crônica.
This is a technical anatomical and medical term used universally in medical education and clinical practice across English and Portuguese-speaking countries. It is not subject to regional variation in meaning, though 'dorsal root' may be preferred in some contexts. The term is essential in neurology, orthopedics, and pain management specialties.
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