KP-Grasping Development: Manipulation skills
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4 terms
Terms | Definitions |
|---|---|
 12-15 months | -Finger to palm translation -ex: picking up coins |
| 2-2.5 yrs | -Palm to finger translation, with stabilization -ex: placing coins in a slot -Simple rotation: turning or rolling of an object held at the finger pads approx. 90 degrees or less -ex: unscrewing a small bottle cap |
| 3-3.5 yrs | -Shift: linear movement of an object on the finger surfaces to allow for repositioning of the object relative to the finger pads -ex: separating 2 pieces of paper |
| 6-7 yrs | -Complex rotation: the rotation of an object 360 degrees -ex: turning a pencil over to erase -In-hand manipulation, with stabilization -Manipulation of one object when many arm simultaneously held -Thumb and index finger used while other items remain held -ex: picking up pennies while holding more pennies in the ulnar side of the palm |
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