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What is 3rd extensor compament of wrist contains tendon of ? and explain in detail?
Ans. C) EPL The third compament contains the extensor pollicis longus tendon, which originates at the mid-ulna and inses at the base of the first distal phalanx. In combination with the EPB tendon, it extends the thumb at the first carpometacarpal and first interphalangeal joints.