Radial sulcus

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Radial sulcus.png
Left humerus. Posterior view. (Label, visible at center, is "Groove for radial nerve")
Latin sulcus nervi radialis
Gray's p.211
Anatomical terms of bone

The radial sulcus ( also known as the musculospiral groove, radial groove, or spiral groove) is a broad but shallow oblique depression for the radial nerve and deep brachial artery. It is located on the center of the lateral border of the humerus bone.

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This article incorporates text from a public domain edition of Gray's Anatomy.