Enables flexion and extension along a single axis. The elbow is a particularly good example: the round terminal part of the humerus turns in the hollow of the ulna. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / QA International |
Taille de l’image : | 4885 px × 3600 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |