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Primitive Reflexes: Stimulus & Response

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Question
Answer
Stimulus for Rooting reflex?   stroke corner of mouth, lower and upper lip  
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Stimulus for plantar grasp reflex?   apply pressure with thumb on ball of infant's foot  
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Stimulus for moro reflex?   rapidly drop infants head backwards  
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Stimulus for Galant?   hold infant in prone suspension, gently scratch or tap alongside spine with finger from shoulder to butt  
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Stimulus for asymetric tonic neck?   Fully rotate infants head and hold for 5 sec  
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Stimulus for plantar grasp?   place examiners finger in infants palm  
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Stimulus for crossed extension?   supine, one leg flexed other ext, then flex extended leg  
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Stimulus for flexor withdrawl?   supine position, one leg extended stimulate sole of foot  
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Stimulus automatic walking?   in the standing position, hold the infant under the arms and incline forward  
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Stimulus for positive supporting?   hold under arms in vertical position, balance on soles of feet, then maintain standing position  
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Stimulus for negative supporting?   hold under arms in vertical position, balance on soles of feet, then hold in space  
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Stimulus for tonic labyrinth?   Supine: place child in prone position, Prone: place child in supine position  
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Stimulus for placing?   vertical position, brush dorsum of hand & foot against edge of table  
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Stimulus for Landua?   supporting the thorax, hold the child in prone position in space  
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Stimulus for neck righting on body?   place infant in supine and fully turn head to one side  
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Stimulus for body righting on body?   place infant in supine, flex one hip and knee toward the chest and hold briefly  
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Stimulus for symmetrical tonic neck?   place infant in crawling postion and extend head  
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Stimulus for protective extension down?   with both hands hold the infant around the trunk. Lift in space. Turn upside down then move quickly towards the floor  
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Stimulus for protective extension forward?   in the sitting position the child is pushed forwards toward a supporting surface  
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Stimulus for protective extension side?   child is placed in sitting position and is pushed sideways on one shoulder with sufficient force to make him lose his balance.  
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Stimulus for protective extension backward?   child is placed in sitting position and pushed backwards  
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Response for rooting?   mvmt of tongue, mouth and or head to stimulus  
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Response for plantar grasp?   toe flexion  
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Response for moro?   1st phase: arm ext and abd, hand opening, 2nd phase: arm flexion and add  
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Response for galant?   lateral trunk flexion & wrinkling of skin on stimulated side  
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Response for ATNR?   ext of extremities on face side; flexion of extremities on skull side  
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Response for palmar grasp?   finger flexion; relflexive grasp  
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Response for Crossed extension?   ext of the flexed, opposite leg  
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Response for flexor withdrawl?   flexion of leg(knee & hip), dorsiflexion of foot, ext of toes  
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Response for automatic walking?   automatic walking steps, which at this stage are rythmical and with heel strike  
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Response for positive supporting?   increase of extensor tone in legs  
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Response for negative supporting?   increase of flexor tone in legs  
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Response for tonic labyrinth?   Supine: flexor tone dominates, Prone: extensor tone dominates  
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Response for placing?   flexion & placement of extremity on table  
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Response for landau?   extension head, trunk, and legs  
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Response for neck righting on body?   log rolling of the entire body to maintain aligment with the head  
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Response for body righting on body?   segmental rolling of the upper trunk to maintain aligment  
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Response for symetrical tonic neck?   flexion of hips and knees  
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Response for protective extension down?   extension of arms  
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Response for protective extension forward?   arms project forward with extension of the elbows, wrists, and fingers.  
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Response for protective extension side?   Positive reaction is abduction of the opposite arm with extension of the elbow, wrist, and fingers  
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Response for protective extension back?   full reaction is backward extension of both arms. Frequently an element of trunk rotation occurs, then the reaction is seen in only one arm.  
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Created by: txst spr 2009
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