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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 31 years experience
Loss of motor contro: Loss of motor function with sensory preserved.Ventral branch has efferent motor dorsal has afferent sensory.
Dr. Richard Guyer
Orthopedic Spine Surgery 46 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 29 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.
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 30 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.

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Last updated Aug 30, 2020

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