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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 |