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Joints 2-Anatomy
Types of Joint Movements
| Question | Answer |
|---|---|
| Flexion | Bending parts at a joint so that the angle between them decreases and the parts come closer together |
| Extension | Straightening parts at a joint so that the angle between them increases and the parts move farther apart |
| Hyperextension | Excess extension of the parts at a joint, beyond the anatomical position |
| Dorsiflexion | Bending the foot at the ankle toward the shin |
| Plantar Flexion | Bending the foot at the ankle toward the sole |
| Abduction | Moving a part away from the midline |
| Adduction | Moving a part toward the midline |
| Rotation | Moving a part around an axis. Medial rotation involves movement toward the midline whereas lateral rotation involves movement in the opposite direction |
| Circumduction | Moving a part so that its end follows a circular path |
| Supination | Turning the hand so the palm is upward or facing anteriorly |
| Pronation | Turning the hand so the palm is downward or facing posteriorly |
| Eversion | Turning the foot so the sole faces laterally |
| Inversion | Turning the foot so the sole faces medially |
| Protraction | Moving a part forward |
| Retraction | Moving a part backwards |
| Elevation | Raising a part |
| Depression | Lowering a part |