Kin4512_Chapter_11

Kin4512_Chapter_11 - FineMotorDevelopment...

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Click to edit Master subtitle style Fine Motor Development Chapter 11
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Fine Motor Movement Movements that are predominantly  produced by the small muscles or  muscle groups in the body –  movements require precision  (accuracy)    EXAMPLES? Writing Does fine motor movement involve  eye-hand coordination only?
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Finger Differentiation* Thumb-forefinger opposition by 10  months. Opposition of other fingers not until 3 yrs. Finger differentiation improves up  until 8 yrs. where performance  approximates adults. In general, greater improvements in  early developmental yrs. with 
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Developmental Achievements* Achievement        Age       (months)  Holding and drinking from a cup 13 Use spoon 15 Puts on shoes 36 Feeds self (spills) 36 Buttoning clothes 36
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Assessing Fine Motor control Tools (tests) for assessment of  fine motor development have  problems Some lack clear performance  criteria Some contain incomplete and/ or “old” norms
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Assessing Fine Motor Movement  ( To address problems, study  conducted with 200 healthy  newborns to 6 years of age 37 tasks frequently used in  assessment. Criteria used: Task emergence set at 68%
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Results (in months) Task Emerge Achieve tracking across ml 0-5 6-11 reach & grasp cube----- 6-11 stack cubes 2 12-17 18-23 5 18-23 24-29 10 36-41 54-59 Pincer grasp rice 18-23 36-41 copies square 54-59
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Categorizing Manipulation Manipulation  is the use of the hands Involves intrinsic and extrinsic movements Intrinsic movements  are coordinated movements of  the individual digits used to manage an object in the  hand (writing, drawing) Extrinsic movements  displace the hand and the in- hand object via upper limb movement (handing an  object to another person)
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Categorizing Manipulation Manipulation  is the use of the hands Intrinsic movements Extrinsic movements Elliot and Connolly proposed 3 categories: Simple synergies Reciprocal synergies Sequential pattern These 3 categories include most hand  movements but not movements involving  flexion-extension movements of the fingers  (such as typing)
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Categorizing Manipulation Simple synergies  involves all hand movements  in which the action of all the digits is similar Squeezing a rubber ball Pinching  Dynamic tripod  (grip used in writing) 
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Categorizing Manipulation Reciprocal synergies  are combinations  of movements involving the thumb and  other involved digits reciprocally and 
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This note was uploaded on 11/18/2010 for the course KIN 4512 taught by Professor Reeve during the Fall '09 term at LSU.

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Kin4512_Chapter_11 - FineMotorDevelopment...

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