Ulnar notch of the radius
| Ulnar notch of the radius | |
|---|---|
 Bones of left forearm. Anterior aspect. (Ulnar notch visible but not labeled.) | |
| Details | |
| Identifiers | |
| Latin | incisura ulnaris radii |
| TA98 | A02.4.05.019 |
| TA2 | 1228 |
| FMA | 75082 23530, 75082 |
| Anatomical terminology [edit on Wikidata] | |
The articular surface for the ulna is called the ulnar notch (sigmoid cavity) of the radius; it is in the distal radius, and is narrow, concave, smooth, and articulates with the head of the ulna forming the distal radioulnar joint.
References
This article incorporates text in the public domain from page 220 of the 20th edition of Gray's Anatomy (1918)
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Bones of the arm
- conoid tubercle
- trapezoid line
- costal tuberosity
- subclavian groove
- fossae (subscapular, supraspinatous, infraspinatous)
- notches (suprascapular, great scapular)
- glenoid fossa
- tubercles (infraglenoid, supraglenoid)
- spine of scapula
- acromion
- coracoid process
- angles (superior, inferior, lateral)
- upper extremity: necks (anatomical, surgical)
- tubercles (greater, lesser)
- bicipital groove
- body: radial sulcus
- deltoid tuberosity
- lower extremity: capitulum
- trochlea
- epicondyles (lateral, medial)
- supracondylar ridges (lateral, medial)
- fossae (radial, coronoid, olecranon)
| Radius |
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| Ulna |
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| Carpal bones | |
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| Metacarpal bones | |
| Phalanges |
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