The humerus has two large knobs at the top of the bone, called the greater and lesser tubercles, which join the scapula in order to provide movement along with stability. The rhythm between the scapula and the humerus is a very important one for adequate shoulder function. This online quiz is called posterior humerus anatomy. When you are taking anatomy and physiology you will be required to know the anatomical structure locations of the humerus bone. Anatomy of Humerus. Its upper third consists of a prominent ridge, the crest of the lesser tubercle, which gives insertion to the tendon of the Teres major. The surgical neck is a common site for fractures (hence its name), while fractures of the anatomical neck are rare.. FIG.207– Left humerus.Anterior view. - Pertinent Anatomy: - radial nerve & profunda vessels pass across medial head of triceps; beneath long & lateral heads which then continues distally to lateral humerus to pass into lateral intermuscular septum to enter flexor compartment; - as noted by Gerwin, et al, nerve crosses posterior aspect of humerus at 20-21 cm proximal to medial epicondyle and 14-15 cm The shaft connects both the proximal and distal ends. This game is part of a tournament. Humerus bone quiz for anatomy and physiology! The distal end is irregular in shape. Average 4.3 of 13 Ratings ... Posterior Surface. The humerus begins proximally as a rounded head and joins the greater and lesser tubercles via the anatomical neck of the humerus. Gross anatomy Osteology. You need to be a group member to play the tournament (See enlarged image) The medial border extends from the lesser tubercle to the medial epicondyle. The Humerus is the largest bone of the upper limb and it has two ends and a shaft. nerve crosses posterior aspect of humerus at 20-21 cm proximal to medial epicondyle and 14-15 cm proximal to lateral epicondyle Please rate topic. Posterior Markings of the Humerus Bone: Head (Caput humeri) is a large, rounded, prominence that extends medially from the bone’s proximal end.It articulates with the glenoid fossa of the scapula to form the glenohumeral joint or shoulder joint. This is the area between the medial and lateral borders. Anterior view of humerus bone anatomy and posterior view of humerus bone anatomy. The proximal end is round and has an articular head. Anatomy . The surgical neck is found just inferior to the tubercles where the shaft begins.

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