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rotation
movement of joints
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joint motion
- In joint: Joint movements
…denoted by the anatomical term rotation. An important example of spin is provided by the radius (outer bone of the forearm); this bone can spin upon the lower end of the humerus (upper arm) in all positions of the elbow. When an individual presses the back of the hand against…
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muscles
- In muscle: Comparative anatomy
Rotators turn one bone or cartilage with respect to another or with respect to the midline. Pronators turn the sole of the foot or the palm of the hand to face the ground, while the opposite function is performed by supinators. Constrictors and sphincters diminish…
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