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.
Synonyms / Sinônimos
dorsal rootsensory rootafferent root
Antonyms / Antônimos
anterior rootventral root

Regional Variations

General Brazilian
raiz posterior
Standard medical terminology used in Brazilian anatomy and neurology textbooks
São Paulo
raiz posterior
Medical standard used in major teaching hospitals and universities
Portugal
raiz posterior
Same terminology used in Portuguese medical education and practice
USA Medical
posterior root / dorsal root
Both terms are used interchangeably in American medical contexts; dorsal root is more common

Related Words

spinal nervedorsal root ganglionnerve fiberradiculopathyspinal cordsensory pathway
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →