Sunday, February 17, 2013

Positive Support Reflex

Onset:  35 weeks gestation
Stimulus:  Weight placed on balls of feet when upright
Response:  Stiffening of legs and trunk into extension
Integration:  2 months
Negative Effects if Persistent
Standing and walking
Balance reactions and weight shift in standing
Can also lead to contractures of ankles into plantarflexion

Source:  Dreeben p. 422

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