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Humeral head of extensor carpi ...
Other Terms: Caput humerale musculus extensoris carpi ulnaris
Humeral head; Ulnar head
Musculus extensor carpi ulnaris
Latin muscle parts
Caput humerale; Caput ulnare
Antebrachial muscle – posterior compartment – lateral group
In English this muscle’s name is the muscle on the ulnar side that straightens the wrist. The word extensor comes from the Latin ex meaning “out from” and tendere meaning “to stretch.”Carpi is the genitive form of the Latin carpus meaning “wrist.”Ulnaris is used in reference to the muscle’s position on the ulnar side of the forearm. This term comes from the Latin ulna meaning “elbow,” which is derived from the Greek olene.
Lateral epicondyle of humerus via common extensor tendon and from the posterior border of the ulna
Medial side of the base of the 5th metacarpal bone
Extension of the wrist; adduction (ulnar deviation) of the wrist
Radial nerve (C7 and C8)
The recurrent interosseous branch of the posterior interosseous artery and the posterior interosseous artery itself provide blood to the muscle.
Caput humerale musculus extensoris carpi ulnaris