Term
| Inferior pincer grasp develops at what age? |
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Definition
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Term
| Fine pincer grasp develops at what age? |
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Definition
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Term
| Primitive squeeze grasp develops at what age? |
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Definition
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Term
| Palmar grasp develops at what age? |
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Definition
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Term
| Radial-palmar grasp develops at what age? |
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Definition
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Term
| Radial-digital grasp develops at what age? |
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Definition
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Term
| Palmar-supinate grasp (fisted grasp) develops at what age? |
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Definition
| approximately 12 to 18 months |
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Term
| Digital-pronate grasp develops at what age? |
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Definition
| approximately 2 to 3 years |
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Term
| Static tripod posture develops at what age? |
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Definition
| approximately 3.5 to 4 years |
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Term
| Dynamic tripod posture develops at what age? |
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Definition
| approximately 4.5 to 6 years |
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Term
| Finger-to-palm translation (definition, age) |
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Definition
a linear movement of an object from the fingers to the palm
12 to 15 months |
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Term
| Palm-to-finger translation (definition, age) |
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Definition
with stabilization, a linear movement of an object from the palm of the hand to the fingers
2 to 2.5 years |
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Term
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Definition
a linear movement of an object on the finger surfaces to allow for repositioning of the object relative to the finger pads (e.g: separating 2 pieces of paper)
3 to 3.5 years |
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Term
| simple rotation (definition, age) |
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Definition
the turning or rolling of an object held at the finger pads approximately 90degrees or less (e.g.: screwing a small bottle cap)
2 to 2.5 years |
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Term
| complex rotation (definition, age) |
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Definition
the rotation of an object 360degrees (e.g. turning a pencil over to erase)
6 to 7 years |
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Term
| in-hand manipulation with stabilization (definition, age) |
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Definition
several objects are held in the hand and manipulation of one object occurs
6 to 7 years |
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