Difference between revisions of "ANTERIOR AXILLARY WALL-PECTORALIS MAJOR"
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===== [[Summary Article|'''SUMMARY''']] ===== | ===== [[Summary Article|'''SUMMARY''']] ===== | ||
1. Origin (O): <i>clavicular head - | 1. Origin (O): <i>clavicular head - </i>sternal half of clavicle. <i>Sternal head - </i>sternum down to 7<sup>th</sup> rib, cartilages of true ribs & aponeurosis of external oblique.2. Insertion (I): lateral lip of intertubercular sulcus of humerus <b><i>(TIP: 1 missus [Latissimus dorsi] between 2 majors [pectoralis Major & teres Major])</i></b> | ||
<br/>3. NS: medial & lateral pectoral n. | |||
<br/>3. NS: medial & lateral pectoral n. | <br/>4. A: adducts & internally rotates arm; flexes shoulder. | ||
<br/>4. A: adducts & internally rotates arm; flexes shoulder. | <br/> | ||
<br/>[[Image:paste-7450347406b71a5e5c2e6dc2442ca630347acc64.jpg]] | <br/>[[Image:paste-7450347406b71a5e5c2e6dc2442ca630347acc64.jpg]] | ||
<br/> | <br/> | ||
<br/><b>Image: | <br/><b>Image: </b>Gray, Henry. <i>Anatomy of the Human Body.</i> Philadelphia: Lea & Febiger, 1918; Bartleby.com, 2000. [https://www.bartleby.com/107/ www.bartleby.com/107/] [Accessed 15 Nov. 2018]. | ||
Latest revision as of 18:52, 8 January 2023
SUMMARY
1. Origin (O): clavicular head - sternal half of clavicle. Sternal head - sternum down to 7th rib, cartilages of true ribs & aponeurosis of external oblique.2. Insertion (I): lateral lip of intertubercular sulcus of humerus (TIP: 1 missus [Latissimus dorsi] between 2 majors [pectoralis Major & teres Major])
3. NS: medial & lateral pectoral n.
4. A: adducts & internally rotates arm; flexes shoulder.
Image: Gray, Henry. Anatomy of the Human Body. Philadelphia: Lea & Febiger, 1918; Bartleby.com, 2000. www.bartleby.com/107/ [Accessed 15 Nov. 2018].
Reference(s)
R.M.H McMinn (1998). Last’s anatomy: regional and applied. Edinburgh: Churchill Livingstone.
Gray, H., Carter, H.V. and Davidson, G. (2017). Gray’s anatomy. London: Arcturus.
