Medical Definition of Palmaris longus
1.
Origin, medial epicondyle of humerus; insertion, flexor retinaculum of wrist and palmar fascia; action, makes palmar fascia tense and flexes the hand and forearm; is absent about 20% of the time; when tensed, its tendon stands out sharply at the wrist and overlies the median nerve; nerve supply, median.
Synonym: musculus palmaris longus, long palmar muscle.
(05 Mar 2000)
Lexicographical Neighbors of Palmaris Longus
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