View source for OSTEOLOGY-HUMERUS (UPPER PART)

===== [[Summary Article|'''SUMMARY''']] =====
1. Superior articular <i>head </i>(forms third of a sphere) and articular margin is the <i>anatomical neck. </i>
<br/><i>2. Surgical neck - </i>lies below the epiphyseal line, the axillary nerve winds around it. 
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<br/>3. Lesser tuberosity/tubercle - projects forward and is continued downwards as the medial lip of the bicipital groove. 
<br/>4. Bicipital/intertubercular groove - lies anteriorly b/w the greater and lesser tuberosities. The LONG HEAD OF THE BICEPS TENDON passes through this, bridged by the <i>transverse humeral ligament. </i>The floor receives the tendon of the LATISSIMUS DORSI.
<br/>5. Greater tuberosity - has 3 facets for the SUPRASPINATUS, INFRASPINATUS, TERES MINOR. 
<br/>6. The lateral lip of the bicipital groove runs into the anterior margin of the deltoid tuberosity and receives the PACTORALIS MAJOR TENDON.
<br/>[[Image:humerus.jpg]]
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<br/><b>Image:</b> Case courtesy of OpenStax College, [https://radiopaedia.org/ Radiopaedia.org]. From the case [https://radiopaedia.org/cases/42766 rID: 42766] [Accessed 17 Apr. 2019].


==Reference(s)==
R.M.H McMinn (1998). Last’s anatomy: regional and applied. Edinburgh: Churchill Livingstone.
<br/>Gray, H., Carter, H.V. and Davidson, G. (2017). Gray’s anatomy. London: Arcturus.

[[Category:Osteology]]
[[Category:Upper Limb]]
[[Category:Anatomy]]