Bone: Radial sulcus
Left humerus. Posterior view. (Label, visible at center, is "Groove for radial nerve")
Latin	sulcus nervi radialis
Gray's	subject #51 211

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.

[edit] See also

• intertubercular groove
• Triceps brachii muscle

[edit] Additional images

Cross-section through the middle of upper arm.

The brachial artery.

The suprascapular, axillary, and radial nerves.

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

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