In
anatomy and
neurology, the ventral root of spinal nerve, anterior root, or motor root
is the
efferent
Efferent may refer to:
Anatomical structures
Meaning 'conveying away from a center':
*Efferent arterioles, conveying blood away from the Bowman's capsule in the kidney
*Efferent nerve fiber, carries nerve impulses away from the central nervous sy ...
motor root of a
spinal nerve
A spinal nerve is a mixed nerve, which carries motor, sensory, and autonomic signals between the spinal cord and the body. In the human body there are 31 pairs of spinal nerves, one on each side of the vertebral column. These are grouped into th ...
.
At its distal end, the ventral root joins with the
dorsal root to form a
mixed spinal nerve.
Additional images
Image:Cervical vertebra english.png, Cervical vertebra
Image:Medulla spinalis - Section - English.svg, Medulla spinalis
Image:Gray675.png, A spinal nerve with its anterior and posterior.
Image:Gray764.png, The motor tract.
Image:Gray770-en.svg, Diagrammatic transverse section of the medulla spinalis and its membranes.
Image:Gray796.png, A portion of the spinal cord, showing its right lateral surface. The dura is opened and arranged to show the nerve roots.
Image:Gray799.svg, Scheme showing structure of a typical spinal nerve.
References
External links
*
* - "Autonomic Connections of the Spinal Cord"
* - "Spinal Root Nerve Fibers"
Diagram at tcc.fl.edu (look for #2)
Back anatomy
Peripheral nervous system
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