Primitive Reflexes Flashcards
*Placing
Infant should flex knee and bring foot up onto surface (stimulus on top of foot); disappears 6 mo
*Stepping/Walking
Reciprocal flexion and extension of legs in a mock walk (stimulus on bottom of feet); disappears when infant can stand unassisted
*Gallant/Trunk Incurvation
Infant extends and laterally flexes to side of stimulus; disappears 3-9 mo
*Rooting Awake
Infant turns head toward stimulus; disappears 3-4 months
*Suckling Reflex
Infant starts to suckle; disappears 3-4 mo awake and 5-7 mo asleep
Vertical Suspension
Bilateral flexion of hips and knees
0-6 months
*Palmar Grasp
Infant grasps finger; disappears 4 mo
Blink/Dazzle
Infant blinks
0-1 year
Acoustic Blink
Infant blinks
0-gradually disappears
*Asymmetrical Tonic Neck
Extension of upper and lower extremity on side of head rotation and flexion of extremities on contralateral side; disappears 6 months
Landau
Baby arches and extremities extend. Neck flexion flexes hips and torso
2 weeks-2 years
Neck Righting
Infant rotates trunk to side of head rotation
0-10 months
Parachute
Infant should extend arms to brace the fall
6 months-1 year
*Babinski
Extension and fanning of toes (with flexor response of first toe); disappears 1 year
Otolith Righting
Infant laterally flexes head to maintain horizon
0-2 years
