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Pectoralis major

pectoralis major

(Science: anatomy, muscle) origin, clavicular part (pars clavicularis), medial half of clavicle; sternocostal part (pars sternocostalis), anterior surface of manubrium and body of sternum and cartilages of first to sixth ribs; abdominal part (pars abdominalis), aponeurosis of external oblique; insertion, crest of greater tubercle of humerus; action, adducts and medially rotates arm; nerve supply, anterior thoracic.

Synonym: musculus pectoralis major, greater pectoral muscle.


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Any help appreciated!

... inferior to temporalis? Is the Deltoid immediately lateral to the pectoralis major? And is latissimus dorsi immediately inferior to trapezious?: Thank you much

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by Platysma08
Wed Feb 27, 2008 8:54 pm
 
Forum: Human Biology
Topic: Any help appreciated!
Replies: 1
Views: 1689


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