Pediatrics: Reflexes

Question 1

Flexor Withdrawal:

Integration:
Stimulus:
Response:

Answer 1

Integration: 1-2 Months
Stimulus: Noxious Stimulus (pinprick) to sole of foot
Response: Ipsilateral Flexion Response; Toe Extension, DF, LE flexion

Question 2

Crossed Extension

Integration:
Stimulus:
Response:

Answer 2

Integration: 1-2 months
Stimulus: Flexion of one limb into chest
Response: Ipsilateral Flexion, Contralateral LE extension

Question 3

Rooting:

Integration:
Stimulus:
Response:

Answer 3

Integration: 3 months
Stimulus: Stoke side of baby’s cheek
Response: Head turn towards stimulus, mouth opening

Question 4

Traction:

Integration:
Stimulus:
Response:

Answer 4

Integration: 2-5 months
Stimulus: Pull through forearms from supine into sitting
Response: Flexion response of the UE

Question 5

Asymmetrical Tonic Neck Reflex

Integration:
Stimulus:
Response:

Answer 5

Integration: 4-6 months
Stimulus: Head Turn Towards one side
Response: ipsilateral UE extension, contralateral UE flexion “Bow and Arrow Posture”

Question 6

Palmar Grasp

Integration:
Stimulus:
Response:

Answer 6

Integration: 4-6 Months
Stimulus: Pressure in Hand
Response: Flexion of fingers

Question 7

Moro

Integration:
Stimulus:
Response:

Answer 7

Integration: 5-6 months
Stimulus: Simulated fall posterior
Response: Extension, Abduction of UE + hand opening. Followed by flexion, adduction of arms

Question 8

Symmetrical Tonic Labyrinthine Reflex

Integration:
Stimulus:
Response:

Answer 8

Integration: 6 months
Stimulus: Prone or Supine Position
Response:

• Prone: increased flexor tone of all limbs
• Supine: increased extensor tone of all limbs

Question 9

Positive Support

Integration:
Stimulus:
Response:

Answer 9

Integration: 6 months
Stimulus: Contact to the ball of foot in uprights standing
Response: Rigid LE extension

Question 10

Plantar Grasp

Integration:
Stimulus:
Response:

Answer 10

Integration: 9 months
Stimulus: Maintained pressure at ball of foot
Response: Maintained flexion of toes

Question 11

Symmetrical Tonic Neck Reflex

Integration:
Stimulus:
Response:

Answer 11

Integration: 8-12 months
Stimulus: Flexion or Extension of Neck
Response:

• Head Flexion: Flexion of UEs, Extension of LEs
• Head Extension: Extension of UEs, Flexion of LEs

Question 12

Startle Reflex

Answer 12

Integration: Persists; does not integrate
Stimulus: sudden harsh or loud noise
Response: sudden extension or abduction of UEs

Question 13

When should the Babinski Reflex Be integrated?

Answer 13

12 months

Question 14

When should the Sucking Reflex be integrated

Answer 14

6 months