Which nerve branches from the posterior femoral cutaneous nerve?
Inferior cluneal nerve |
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Superior cluneal nerve |
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Pudenal |
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Obturator |
Answer:
Option A (Inferior cluneal nerve)
Explanation: Posterior femoral cutaneous nerve is the one which innervates the region of thigh of the legs and the associated nearby areas like buttocks and the sacral region. The nerve remains divided into two subsidiaries being the inferior cluneal and the perineal nerves.
The inferior cluneal nerve arises from the posterior ends of the femoral cutaneous nerve; innervates and serves to the lower parts of the buttocks. Whereas the perineal branches of the nerve is known to innervate the urethral sphincter muscles.
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