MUSCULOSPIRAL Meaning and
Definition
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Musculospiral is an anatomical term used to describe a nerve in the human body, also known as the radial nerve. It is a major branch of the brachial plexus, a network of nerves located in the neck and shoulder region that supplies the upper limb. The musculospiral nerve originates from the posterior cord of the brachial plexus and travels down the arm, supplying various muscles and providing sensory innervation to the skin.
The musculospiral nerve is responsible for the motor function of several muscles in the upper limb, including the extensor muscles of the forearm, such as the triceps brachii muscle. This nerve also innervates the supinator muscle of the forearm, which is involved in rotating the forearm and helps in supination.
In addition to its motor functions, the musculospiral nerve also carries sensory information from the back of the hand and the posterior aspect of the forearm. Any damage or injury to the musculospiral nerve can result in symptoms such as muscle weakness, loss of sensation, and difficulty in performing tasks that require movement of the forearm and hand.
Overall, the musculospiral nerve plays a vital role in the functioning of the upper limb by providing motor control to important muscles and sensory feedback from the hand and forearm.
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A term applied to the nervus radialis which supplies certain muscles of the arm and forearm and runs spirally across the back of the humerus.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for MUSCULOSPIRAL
- nusculospiral
- kusculospiral
- jusculospiral
- mysculospiral
- mhsculospiral
- mjsculospiral
- misculospiral
- m8sculospiral
- m7sculospiral
- muaculospiral
- muzculospiral
- muxculospiral
- mudculospiral
- mueculospiral
- muwculospiral
- musxulospiral
- musvulospiral
- musfulospiral
- musdulospiral
- muscylospiral
Etymology of MUSCULOSPIRAL
The word "musculospiral" is derived from two Latin roots: "musculus" meaning "muscle" and "spiral" meaning "twisted". The term "musculospiral" is used to describe the spiral groove on the humerus bone in the upper arm where the radial nerve, responsible for motions such as forearm extension, runs.
