A client is scheduled to undergo an electromyography. The nurse understands that this test is performed to evaluate which of the following?
A) Muscle weakness
B) Muscle composition
C) Bone density
D) Metastatic bone lesions
A
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Electromyography tests the electric potential of the muscles and nerves leading to the muscles. It is done to evaluate muscle weakness or deterioration, pain, disability and to differentiate muscle and nerve problems. A bone biopsy is done to identify bone composition. Bone densitometry is done to evaluate bone density. A bone scan would be appropriate to detect metastatic bone lesions.
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