Anatomy
deltoid
del·toid [ del-toid ]
Subclass of:
Skeletal muscle
Etymology:
Greek delta = the triangular Greek letter + eidos = resemblance
Definitions related to deltoid muscle:
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(deltoid) Intrinsic muscle of shoulder which attaches to acromion and spine of scapula, clavicle and humerus.Foundational Model of AnatomyUniversity of Washington, 2017
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(deltoid) The muscle that creates the rounded contour of the shoulder which originates from the lateral third of the clavicle, the superior surface of the acromion process, and the posterior border of the spine of the scapula and inserts on the lateral side of the shaft of the humerus. The deltoid muscle is innervated by the brachial plexus arising from the fifth and sixth cervical nerves and controls abduction, extension, flexion, and rotation of the arm.NCI ThesaurusU.S. National Cancer Institute, 2021
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Thick triangular muscle in the SHOULDER whose function is to abduct, flex, and extend the arm. It is a common site of INTRAMUSCULAR INJECTIONS.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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