| Ulna - Wikipedia, the free encyclopedia (1688 words) |
 | It is bent forward at the summit so as to present a prominent lip which is received into the olecranon fossa of the humerus in extension of the forearm. |
| The compact layer is continued onto the back of the olecranon as a plate of close spongy bone with lamellæ parallel. |
| Below the coronoid process there is a small area of compact bone from which trabeculæ curve upward to end obliquely to the surface of the semilunar notch which is coated with a thin layer of compact bone. |
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