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Radial notch

From Wikipedia, the free encyclopedia
Radial notch
Upper extremity of left ulna. Lateral aspect. (Radial notch visible at center top.)
Details
Identifiers
Latinincisura radialis ulnae
TA98A02.4.06.005
TA21234
FMA23618
Anatomical terms of bone

The radial notch of the ulna (lesser sigmoid cavity) is a narrow, oblong, articular depression on the lateral side of the coronoid process; it receives the circumferential articular surface of the head of the radius.

It is concave from before backward, and its prominent extremities serve for the attachment of the annular ligament.

Additional images

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References

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Public domain This article incorporates text in the public domain from page 215 of the 20th edition of Gray's Anatomy (1918)

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