A patient presents with a weak grip. He does not have any history of injury to...

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Medical Sciences

A patient presents with a weak grip. He does not have anyhistory of injury to his upper limb. While this could be a localproblem following an injury to the upper limb, it could just aseasily be damage to the spinal nerve resulting from an injury tohis neck, causing pressure on one or more roots of the brachialplexus. The weakness may not be muscle weakness (such as fromdisuse), but lack of innervation to the hand; these presentsimilarly. Your task will be to understand the anatomy of thisregion and possible sources of impairment that present similarly.With a good understanding of anatomy, the correct source can beidentified.

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Answer The ulnar nerve may getting impairement Ulnar nerve supply muscles grip The ulnar nerve innervates the flexor muscles of the forearm including the flexor carpiulnaris and flexor digitorum profundusIt also innervates the intrinsic muscles of the hand including the pulmaris brevis lumbricals hypothenar and interossei muscles Ulnar nerve route The unlar nerve is a major peripheral nerve of the upper limb The ulnar nerve arises from the brachiel plexus It is a See Answer

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