Neonatal reflexes

Question 1

Babinski reflex present in

Answer 1

0-12 months

Question 2

What is the flexor withdrawal

Answer 2

sharp stimulus to the foot or hand causes withdrawal of that extremity

Question 3

Flexor withdrawal present

Answer 3

0-2 months

Question 4

Crossed extension is

Answer 4

sharp pressure to the foot results in withdrawal of that foot and extension of opposite extremity

Question 5

Crossed extension present

Answer 5

0-2 months

Question 6

Galant or trunk incurvation reaction is

Answer 6

sharp stimulus along the paravertebral line between the scapula to top of iliac crest results in lateral trunk flexion towards that side

Question 7

Galant or trunk incurvation present

Answer 7

0-2months

Question 8

Moro reflex is

Answer 8

sudden neck extension causes shoulder ABD and extension of elbows followed by shoulder ADD and elbow flexion

Question 9

Moro reflex present

Answer 9

0-4 months

Question 10

Primary standing reaction is

Answer 10

when is supported infant is put in standing they will extend the LEs

Question 11

IF the primary standing reflex persists

Answer 11

interfere with walking because joints will remain in extension and not dissociate between flexion and extension

Question 12

Primary walking reflex is

Answer 12

hold infant in supported standing and lean the trunk forward, they will perform recipocal stepping motion

Question 13

Primary walking reflex present

Answer 13

0-2 months

Question 14

Neonatal neck righting is

Answer 14

when infant is supine, rotate their head one way, they will log roll to that side

Question 15

neonatal neck righting present

Answer 15

0-6 months

Question 16

Rooting reflex

Answer 16

touch around their mouth the infant will turn towards the stimulus with mouth open

Question 17

Rooting reflex present

Answer 17

0-3 months

Question 18

Sucking reflex is

Answer 18

touch lips, tongue results in automatic sucking

Question 19

Sucking present

Answer 19

0-6 months

Question 20

Startle reflex

Answer 20

with a loud noise, sudden light or cold stems there will be a jerk of the whole body or extension and ABD of UEs followed by ADD of shoulders

Question 21

Startle reflex present

Answer 21

0-6 months

Question 22

Tonic labyrinthine reflex

Answer 22

prone position results in maximal flexion tone and supine position results in max extensor tone

Question 23

Tonic labyrinthine reflex prevents

Answer 23

rolling from supineprone

Question 24

Tonic labyrinthine reflex present

Answer 24

0-6 months

Question 25

Asymmetrical tonic neck reflex

Answer 25

rotation of head results in flexion of face side extremities and extension of skull side extremities. Stronger in LEs.

Question 26

IF ATNR reflex persists

Answer 26

may result in scoliosis or hip dislocation and interfere with grasping and hand mouth activities

Question 27

ATNR present

Answer 27

0-5 months

Question 28

Palmar grasp reflex

Answer 28

pressure against the palm results in a grasp and slow release

Question 29

Palmar grasp present

Answer 29

0-4 months

Question 30

Plantar grasp reflex

Answer 30

pressure on the foot results in curling of the toes

Question 31

Plantar grap reflex present

Answer 31

0-9 months, before walking is able to occur

Question 32

Placing reactions

Answer 32

drag dorsum of foot or back of hand against the edge of table and the child will place their foot/hand on the table

Question 33

Placing reaction present

Answer 33

0-6 months

Question 34

Traction or pull to sit reflex

Answer 34

pull infant to sitting from supine, the UEs will flex and head will lag

Question 35

Traction/pull to sit reflex goes away

Answer 35

4-5 months

Question 36

Optical and labyrinthine righting

Answer 36

head orients to a vertical position when body is tilted. Test labyrinthine righting with the eyes blindfolded

Question 37

Optical/labyrinthine righting present

Answer 37

1 month - throughout life

Question 38

protective extension reflex

Answer 38

quick displacement of trunk in downward direction while held or while sitting in forward, sideward, or backward direction results in extension of legs downward and extension of arms in sitting position to catch weight.

Question 39

Protective extension begins (for downward, side sit, forward sit, backward sit)

Answer 39

downward: 4 months, side: 6 months, forward sitting: 7 months, backward: 9 months

Question 40

Body righting reaction acting on the head (BOH)

Answer 40

contact of body with solid surface results in head righting with respect to gravity, interacts with labyrinthine righting reaction on head to maintain orientation of head in space

Question 41

BOH beings

Answer 41

4-6 months