Reflexes Flashcards
When is the Babinski reflex typically present?
0-12 months
How to you elicit Babinski reflex? What is the response?
Stroke the bottom of the foot lateral to medial. Should see extension or fanning of toes
When is Flexor Withdrawal typically present?
0-2 months
How do you elicit flexor withdrawal reflex? What is the response?
Sharp, quick pressure to sole of foot or palm of hand, typically with a pin or pointy object. Should see withdrawal of the stimulated extremity
When is crossed extension typically present?
0-2 months
How do you elicit crossed extension? What should you see?
Sharp, quick pressure to sole of foot. Should see withdrawal of stimulated extremity and extension of the opposite one
When is Trunk Incurvation Reaction (Galant) typically present?
0-2 months
How do you elicit Trunk Incurvation Reaction (Galant)? What should you see?
Infant held in suspended prone, deliver sharp stroke along paravertebral line from scapula to iliac crest. Should see lateral flexion towards stimulated side.
When is Moro Reflex typically present?
0-4 months
How do you elicit Moro? What should you see?
Sudden extension of neck. Should see FLX/ABD of shoulders, EXT of elbows, followed by EXT/ABD of shoulders and FLX of elbows. Looking for symmetry on both sides
When is primary walking reaction typically present?
0-2 months
How do you elicit primary walking reaction? What should you see?
Hold infant in supported standing and tilt trunk forward slightly. Should see reciprocal stepping motions in LE’s
When is primary standing reflex typically present?
1-2 months
How do you elicit primary standing reflex? What should you see?
Hold infant in supported standing. Should see infant supporting weight and extending LE’s
When is Rooting reflex typically present?
0-3 months
How do you elicit rooting reflex? What should you see?
Stroking the perioral region. Should see the head turn to the stimulated side with an open mouth
When is the sucking reflex typically present?
0-6 months
How do you elicit the sucking reflex? What should you see?
Touch the lips, tongue, or palate. Should see automatic sucking
When is neonatal neck righting typically present?
0-6 months
How do you elicit neonatal neck righting? What should you see?
Turn the head while infant is in supine. Should see the body blogroll to the same side
When is the startle reflex typically present?
0-6 months
How do you elicit the startle reflex? What should you see?
Loud noise, sudden light, or cold stimulus. Should see sudden jerking of whole body with EXT/ABD of UE’s
When is Tonic Labyrinthine typically present?
0-6 months
How do you elicit tonic labyrinthine? What should you see?
Place the baby in prone or supine. Should see maximal flexor tone in prone and maximal extensor tone in supine
