Head Of The Humerus

Broken Humerus Bone. Describe the upper end of the humerus.

Anterior View Of Humerus And Scapula By Angela Sondalle Skeletal System Scapula Radiography

The long head of biceps runs between the tuberosities in the bicipital groove and the surgical neck.

Head of the humerus

. Lesser tubercle is present on the anterior aspect of upper end. In a study done by Lokanadham et al the maximum transverse diameter of head of humerus was 4037 or - 0420 mm in males and 30492 or - 0042 mm in females whereas in this study the measurement was 3818 or - 4786 mm. The proximal humerus consists of the humeral head anatomical neck greater tuberosity lesser tuberosity surgical neck and proximal shaft.

The rounded shape of the head of the humerus allows the humerus to move in a complete circle circumduction and rotate around its axis at the shoulder. 4 rivi The proximal end of the humerus consists of a head an anatomical neck and the greater and. The anatomical neck separates the greater and lesser tuberosities from the humeral head.

I went head-first over the tip of my skis and landed on my head and the top of my shoulder. Bony Landmarks of Humerus. Kim JK Jeong HJ Shin SJ Yoo JC Rhie TY Park KJ Oh JH Arthroscopy 2018 Jan34141-47.

Epub 2017 Sep 29 doi. The infraspinatus supraspinatus and teres minor muscles attach to this. A humeral head fracture often occurs in.

The shoulder joint is our most mobile joint. Greater Tubercle is a large roughened area placed lateral to the head. Head has a rounded convex articular surface which articulates with glenoid cavity to form shoulder joint.

Anatomical neck is present at the junction of head and rest of the upper end. The top of the humerus is shaped like a ball and is known as the head of humerus or humeral head. IMAIOS and selected third parties use cookies or similar technologies in particular for audience measurement.

Head is a large rounded projection that reaches medially from the bones proximal end. Rapid Progressive Osteonecrosis of the Humeral Head After Arthroscopic Rotator Cuff Surgery. Initially I thought I had hurt my shoulder but I didnt think it was broken.

In the anatomical position the head faces in a medial superior and posterior direction where it articulates with the glenoid cavity of the scapula. The break happened when I crashed while skiing. The humeral head articulates with the glenoid fossa of the scapula.

It gives the shoulder a wide range of movement. It rests in a shallow socket formed by part of the shoulder blade known as the glenoid fossa to form the glenohumeral joint aka shoulder joint. Head-split fractures account for less than 5 of proximal humerus fractures and occur when the humeral head cleaves as it impacts against the narrow anvil of the glenoid into two or more large fragments generally associated with fractures of the tuberosities or surgical neck.

The head of the humerus forms the ball of the ball-and-socket shoulder joint with the glenoid cavity of the scapula acting as the socket. I broke the top of my humerus bone in four pieces. The humerus has a large head.

Singh Rathachai Kaewlai in Emergency Radiology 2009 Fractures of the Proximal Humerus. The head of the humerus has a hemispherical shape and has a smooth articular surface which is covered by hyaline cartilage. Fractures of the proximal humerus Box 4-8 are associated with osteoporosisThe majority of fractures are the result of indirect forces such as a fall onto.

This is three times larger than the socket. Consists of head anatomical neck greater and lesser tubercles and intertubercular sulcus. It connects with the glenoid fossa of the scapula to form the glenohumeral joint.

A fracture of the humeral head is the fourth most common fracture in adults. Cookies allow us to analyze and store information such as the characteristics of your device as well as certain personal data eg IP addresses navigation usage.

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