Neonatal Reflexes

Question 1

Onset/Integration:

Babinski

Answer 1

Birth - 12 mo

Question 2

Onset/Integration:

Flexor Withdrawal

Answer 2

0 - 2 mo/life

Question 3

Onset/Integration:

Crossed Extension

Answer 3

28wks G - 2 mo

Question 4

Onset/Integration:

Galant

Answer 4

32 wks G - 0-2 mo

Question 5

Onset/Integration:

Moro

Answer 5

28 wks G - 4 mo

Question 6

Onset/Integration:

Primary Standing Rxn

Answer 6

Birth - 6 mo

Question 7

Onset/Integration:

Primary Walking

Answer 7

0 - 2 mo.

Question 8

Onset/Integration:

Neonatal Neck Righting

Answer 8

0 - 6 mo

Question 9

Onset/Integration:

Rooting

Answer 9

0 - 3 mo

Question 10

Onset/Integration:

Sucking

Answer 10

0 - 6 mo

Question 11

Onset/Integration:

Startle

Answer 11

0 - 6 mo

Question 12

Onset/Integration:

Tonic Labyrinthine (TLR)

Answer 12

0 - 6 mo

Question 13

Onset/Integration:

ATNR

Answer 13

0 - 4 mo

Question 14

Onset/Integration:

Palmar Grasp

Answer 14

0 - 4-6 mo

Question 15

Onset/Integration:

Plantar Grasp

Answer 15

28 wks G - 9 mo

Question 16

Onset/Integration:

Placing Rxns

Answer 16

0 - 6 mo

Question 17

Onset/Integration:

Traction/Pull-to-Sit

Answer 17

Head lag until 4-5 mo

Question 18

Onset/Integration:

Optical/Labyrinthine Righting

Answer 18

1 mo -life

Question 19

Onset/Integration:

Protective Extension

Answer 19

Downward: 4 mo
Sideward Sitting: 6 mo
Forward: 7 mo
Backward: 9 mo

Question 20

Onset/Integration:

Body Righting Reaction on Head (BOH)

Answer 20

4-6 mo - life

Question 21

Onset/Integration:

Body Righting Rxn on Body (BOB)

Answer 21

6-8 mo - life

Question 22

Onset/Integration:

STNR

Answer 22

4-6 mo - 8-12 mo

Question 23

Onset/Integration:

Landau

Answer 23

3 mo - 2 yrs

Question 24

Onset/Integration:

Tilting Rxn

Answer 24

Prone: 5 mo - life
Supine: 7 mo - life
Sitting: 8 mo - life
QP: 12 mo - life

Question 25

Babinski

Answer 25

Extension/fanning of toes

Question 26

Flexor withdrawal

Answer 26

From sharp, quick pressure to foot/palm

Question 27

Crossed extension

Answer 27

Sharp, quick pressure to sole —> withdrawal stimulated limb, extend opp leg

Question 28

Galant

Answer 28

Stroke alongside paravertebral line from scap to top of iliac crest —> lateral flexion toward stimulus

Question 29

Moro

Answer 29

Sudden / neck —> flexion + abduction of shoulders, / elbows, followed by shoulder adduction, elbow flexion Results in crying (test last)

Question 30

Primary standing rxn

Answer 30

Hold in supported standing, lean fwd— reciprocal stepping

Question 31

Neonatal neck righting

Answer 31

Turn head w/ infant in supine, body log rolls to same side

Question 32

Rooting

Answer 32

Stroke perioral region, head turns to same side with mouth open

Question 33

Sucking

Answer 33

Touch lips, tongue, palate —> suck

Question 34

Startle

Answer 34

Loud noise, sudden light, cold stimulus —> jerking of whole body or / and abduction of UE followed by shoulder adduction

Question 35

Tonic Labyrinthine

Answer 35

prone —> flexion, supine —> extension | If strong, may prevent rolling from supine

Question 36

ATNR

Answer 36

/ face side, flexion skull side Stronger in LE of neonates may cause scoliosis, hip dislocation, interfere w/ grasp or hand-mouth action

Question 37

Palmar grasp

Answer 37

Stimulus to palm, grasp

Question 38

Plantar grasp

Answer 38

Stim to sole of foot, grasp | Needed for ambulation

Question 39

Placing rxns

Answer 39

Drag dorsum of foot or back of hand against edge of surface, get placing of hand/foot on top of surface

Question 40

Traction/pull-to-sit

Answer 40

Pull infant to sitting from supine, UE flexion and head will lag (until 4-5 mo)

Question 41

Optical/labyrinthine righting

Answer 41

Head orients to vertical when body tilted, test with blindfold

Question 42

Protective extension

Answer 42

Quick displacement of trunk in downward direction —> / of legs down, / of arms in standing

Question 43

Body righting on head

Answer 43

Head righting w/ respect to gravity

Question 44

Body righting rxn on body

Answer 44

Rotation of head/thorax —> rolling w/ rotation between trunk and pelvis

Question 45

STNR

Answer 45

/ c/s produces / UEs, flex LEs Flex c/s produces flex UEs, / LEs —> if persists will interfere w/ QP and creeping

Question 46

Landau

Answer 46

Infant held in ventral suspension will / head, neck, trunk, hips

Question 47

Tilting rxn

Answer 47

Slow shift of BOS/slow displacement of body in space Lateral flex of spine to elevated side Trunk rotation to elevated side