Reflexes

Question 1

When is the Babinski reflex typically present?

Answer 1

0-12 months

Question 2

How to you elicit Babinski reflex? What is the response?

Answer 2

Stroke the bottom of the foot lateral to medial. Should see extension or fanning of toes

Question 3

When is Flexor Withdrawal typically present?

Answer 3

0-2 months

Question 4

How do you elicit flexor withdrawal reflex? What is the response?

Answer 4

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

Question 5

When is crossed extension typically present?

Answer 5

0-2 months

Question 6

How do you elicit crossed extension? What should you see?

Answer 6

Sharp, quick pressure to sole of foot. Should see withdrawal of stimulated extremity and extension of the opposite one

Question 7

When is Trunk Incurvation Reaction (Galant) typically present?

Answer 7

0-2 months

Question 8

How do you elicit Trunk Incurvation Reaction (Galant)? What should you see?

Answer 8

Infant held in suspended prone, deliver sharp stroke along paravertebral line from scapula to iliac crest. Should see lateral flexion towards stimulated side.

Question 9

When is Moro Reflex typically present?

Answer 9

0-4 months

Question 10

How do you elicit Moro? What should you see?

Answer 10

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

Question 11

When is primary walking reaction typically present?

Answer 11

0-2 months

Question 12

How do you elicit primary walking reaction? What should you see?

Answer 12

Hold infant in supported standing and tilt trunk forward slightly. Should see reciprocal stepping motions in LE’s

Question 13

When is primary standing reflex typically present?

Answer 13

1-2 months

Question 14

How do you elicit primary standing reflex? What should you see?

Answer 14

Hold infant in supported standing. Should see infant supporting weight and extending LE’s

Question 15

When is Rooting reflex typically present?

Answer 15

0-3 months

Question 16

How do you elicit rooting reflex? What should you see?

Answer 16

Stroking the perioral region. Should see the head turn to the stimulated side with an open mouth

Question 18

When is the sucking reflex typically present?

Answer 18

0-6 months

Question 19

How do you elicit the sucking reflex? What should you see?

Answer 19

Touch the lips, tongue, or palate. Should see automatic sucking

Question 20

When is neonatal neck righting typically present?

Answer 20

0-6 months

Question 21

How do you elicit neonatal neck righting? What should you see?

Answer 21

Turn the head while infant is in supine. Should see the body blogroll to the same side

Question 22

When is the startle reflex typically present?

Answer 22

0-6 months

Question 23

How do you elicit the startle reflex? What should you see?

Answer 23

Loud noise, sudden light, or cold stimulus. Should see sudden jerking of whole body with EXT/ABD of UE’s

Question 24

When is Tonic Labyrinthine typically present?

Answer 24

0-6 months

Question 25

How do you elicit tonic labyrinthine? What should you see?

Answer 25

Place the baby in prone or supine. Should see maximal flexor tone in prone and maximal extensor tone in supine