Upper extremity of humerus
（重定向自Humeral head）
![](/Images/godic/202501/18/Humeral-head-anterior-posterior0558.png")
![](/Images/godic/202501/18/Gray3260558.png")
![](/Images/godic/202501/18/AnteriorHeadOfLeftHumerus0558.jpg")
![](/Images/godic/202501/18/MedialHeadOfLeftHumerus0558.jpg")
The upper or proximal extremity of the humerus consists of the bone's large rounded head joined to the body by a constricted portion called the neck, and two eminences, the greater and lesser tubercles.