The deltoid is the most superficial of the shoulder muscles. In this video we discuss the anatomy, actions, insertion, origin, innervation and arterial supply of the deltoid muscle.

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Information in this video is derived from the public domain text 'Anatomy of the Human Body' by Henry Gray (1918).

#DeltoidAnatomy

00:00 - Intro
00:24 - Origin
00:48 - Insertion
00:57 - Animated Actions
02:46 - Innervation
03:07 - Arterial Supply
03:17 - Summary