| 释义 |
radial nerve
Thesaurus| Noun | 1. |  radial nerve - largest branch of the brachial plexus; extends down the humerus to the lateral epicondyle where it divides into one branch that goes to the skin on the back of the hand and another that goes to the underlying extensor musclesmusculospiral nerve, nervus radialisnerve, nervus - any bundle of nerve fibers running to various organs and tissues of the body |
radial nerve
radial nerve[′rād·ē·əl ′nərv] (neuroscience) A large nerve that arises in the brachial plexus and branches to enervate the extensor muscles and skin of the posterior aspect of the arm, forearm, and hand. radial nerve
ra·di·al nerve [TA] arises from the posterior cord of the brachial plexus conveying fibers from all roots of the plexus; it curves around the posterior surface of the humerus and passes down to the cubital fossa where it divides into its two terminal branches, the cutaneous superficial and the motor deep; it supplies the muscles of the posterior compartments of the arm and forearm and overlying skin. The radial nerve is most commonly injured by fractures of the middle third of the humerus, resulting in a loss of extension at the wrist ("wrist drop"). Synonym(s): nervus radialis [TA], musculospiral nervera·di·al nerve (rā'dē-ăl nĕrv) [TA] Arises from the posterior cord of the brachial plexus; it curves around the posterior surface of the humerus and passes down to the cubital fossa, where it divides into its two terminal branches, the superficial and deep; it supplies muscular and cutaneous branches to the posterior compartments of the arm and forearm. The radial nerve is most commonly injured by fractures of the middle third of the humerus, resulting in a loss of extension at the wrist ("wrist drop").
Synonym(s): nervus radialis [TA] . radial nerve One of the main nerves of the arm and hand. The radial nerve is a mixed motor and sensory nerve. It supplies the forearm muscles that straighten the flexed wrist and conveys sensation from the back of the forearm and hand.radial nerve
Related to radial nerve: ulnar nerve, axillary nerve, median nerve, Radial tunnel syndrome, Radial nerve palsySynonyms for radial nervenoun largest branch of the brachial plexusSynonyms- musculospiral nerve
- nervus radialis
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