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A 40-year-old member asked:

What happens if the ventral root of the spinal nerve is cut?

2 doctor answers3 doctors weighed in
Dr. Mark Weston
Orthopedic Spine Surgery 32 years experience
Loss of motor contro: Loss of motor function with sensory preserved.Ventral branch has efferent motor dorsal has afferent sensory.
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Dr. Richard Guyer
Orthopedic Spine Surgery 47 years experience
Weakness or paralysi: The ventral root contains the motor fibers which control our muscles. Because muscles have multiple nerve roots innervating them the result may only be weakness in a particular group of muscles or could be paralysis if the particular nerve root is the dominant root.
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Similar questions

A 43-year-old member asked:

If ventral root of a spinal nerve were cut what will be the result in the tissure?

1 doctor answer2 doctors weighed in
Dr. Edward Hellman
Orthopedic Surgery 30 years experience
motor loss: The ventral root of the spinal nerve carries the motor fibers, where the dorsal root carries the sensory fibers. So if the ventral root of a nerve was cut, a motor loss would occur; i.e. Either severe weakness or paralysis in the involved muscle. Thank you.
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A 45-year-old member asked:

If the ventral root of a spinal nerve were cut, what would be the result in the tissue or region that nerve supplies?

1 doctor answer1 doctor weighed in
Dr. Steven Chmielewski
Diagnostic Radiology 31 years experience
Atrophy or wasting.: When a muscle is denervated, it atrophies or 'shrivels up'. This is why patients who had polio have small paralyzed limbs in the effected distribution.
Created for people with ongoing healthcare needs but benefits everyone.

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Last updated Aug 30, 2020

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