Arm bone = humerus (in English: Humerus) and is part of the human skeleton and is available in the arm where the shoulder with the elbow. Areas in which Aldzoualaaly:
Ras, the largest extrusion and extrusion younger. Each consisting of these three parts separately and then combine and fuse together. باتحادها be the upper part of the bone epiphysis and is separated on the middle of the bone that named the diaphysis and there is a line separating the upper part and the middle component of an area of cartilage called epiphyseal cartilage which are of cartilage and turn into bone and complements that at the age of 20 years .
As we can see that the humerus component of Ras rounded him neck and neck surgical neck called because many fractures occur
The head of the humerus as we see a large roundish and compared shallow pit that settles in the scapula bone so
it can move very freely. The
second reason to freedom
of movement in the shoulder joint is that the ligaments are somewhat soft.
The lower part of the humerus stationed with forearm
The lower part of the humerus stationed with forearm
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