MEDICAL
NERVES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the cauda equina?
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Extension of spinal nerves beyond the end of the spinal cord
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A network of nerves supplying the lower limbs
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A network of nerves supplying the upper limbs
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The root of a spinal nerve that carries motor impulses
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Explanation:
Detailed explanation-1: -The individual nerve roots at the end of the spinal cord that provide motor and sensory function to the legs and the bladder continue along in the spinal canal. The cauda equina is the continuation of these nerve roots in the lumbar and sacral region.
Detailed explanation-2: -The cauda equina (from Latin tail of horse) is a bundle of spinal nerves and spinal nerve rootlets, consisting of the second through fifth lumbar nerve pairs, the first through fifth sacral nerve pairs, and the coccygeal nerve, all of which arise from the lumbar enlargement and the conus medullaris of the spinal cord.
Detailed explanation-3: -The cauda equina is the bundle of nerve roots located at the lower end of the spinal cord.
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