Posterior humeral circumflex artery
The posterior humeral circumflex artery (posterior circumflex artery, posterior circumflex humeral artery) arises from the third part of axillary artery at the lower border of the subscapularis, and runs posteriorly with the axillary nerve through the quadrangular space.
| Posterior humeral circumflex artery | |
|---|---|
 The axillary artery and its branches, including posterior humeral circumflex. | |
 The scapular and circumflex arteries. (Posterior hum. circumflex labeled at center right.) | |
| Details | |
| Source | axillary artery |
| Identifiers | |
| Latin | arteria circumflexa humeri posterior |
| TA | A12.2.09.017 |
| FMA | 22684 |
| Anatomical terminology | |
It winds around the surgical neck of the humerus and is distributed to the deltoid muscle and shoulder-joint, anastomosing with the anterior humeral circumflex and deep artery of the arm.
It supplies the teres major, teres minor, deltoid, and (long head only) triceps muscles.[1]
Additional images
Suprascapular and axillary nerves of right side, seen from behind.
Posterior humeral circumflex artery
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See also
References
- Clinically Oriented Anatomy 7th ed. 2014. p. 718.
This article incorporates text in the public domain from page 589 of the 20th edition of Gray's Anatomy (1918)
External links
- Posterior_humeral_circumflex_artery at the Duke University Health System's Orthopedics program
- lesson3axillaryart&vein at The Anatomy Lesson by Wesley Norman (Georgetown University)
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