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Primitive Reflexes
Primitive reflexes: onset, integration, stimulus, response
64
Health Care
Graduate
01/20/2013

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Cards

Term
Rooting reaction: onset
Definition
28 weeks gestation
Term
Rooting reaction: integration
Definition
2-5 mos
(7 mos while asleep)
Term
Rooting reaction: stimulus
Definition
corner of mouth lightly stroked outwards
Term
Rooting reaction: response
Definition
- lower lip drops at corner
- tongue moves toward stimulus
- head turn toward side of mouth which was stimulated
Term
Sucking: onset
Definition
28 weeks gestation
Term
Sucking: integration
Definition
2-5 mos
Term
Sucking: stimulus
Definition
finger/nipple placed in infant's mouth
Term
Sucking: response
Definition
rhythmic sucking
Term
Sucking: [two types]
Definition
nutritive,
non-nutritive (self-soothing)
Term
Moro Reflex: onset
Definition
28 weeks gestation
Term
Moro Reflex: integration
Definition
5-6 mos
Term
Moro Reflex: stimulus
Definition
- child in semi-reclined supined c head midline
- support infant's head/shoulders, allow head to drop back 20-30º
- neck mm stretched
Term
Moro Reflex: response
Definition
- abd/ext of arms/fingers
- add/flex of arms
(hold onto mommy)
Term
Palmar Grasp reflex: onset
Definition
birth
Term
Palmar Grasp reflex: integration
Definition
4-9 mos
Term
Palmar Grasp reflex: stimulus
Definition
pressure against palm of hand (insert finger into hand from ulnar side)
Term
Palmar Grasp reflex: response
Definition
fingers flex around finger/object in palm
Term
Plantar Grasp reflex: onset
Definition
28 weeks gestation
Term
Plantar Grasp reflex: integration
Definition
9-12 mos
Term
Plantar Grasp reflex: stimulus
Definition
pressure against sole of foot, just behind toes
Term
Plantar Grasp reflex: response
Definition
flex all toes
Term
ATNR: onset
Definition
birth
Term
ATNR: integration
Definition
4-6 mos
(*must be integrated for rolling)
Term
ATNR: stimulus
Definition
rot infant's head to one side (active or passive)
Term
ATNR: response
Definition
fencing pose

(UE/LE on face side ext; skull side flex. UE>LE. incr response c neck ext)
Term
STNR: onset
Definition
4-6 mos
Term
STNR: integration
Definition
~10 mos
Term
STNR: stimulus
Definition
neck flex/ext while prone or quad
Term
STNR: response
Definition
neck flex >> UE √ + LE /
neck ext >> UE / + LE √
Term
Tonic Labyrinthine reflex: onset
Definition
birth
Term
Tonic Labyrinthine reflex: integration
Definition
~6 mos
Term
Tonic Labyrinthine reflex: stimulus
Definition
prone/supine positioning
Term
Tonic Labyrinthine reflex: response
Definition
prone >> incr √ tone
sup >> incr / tone
Term
PSR: onset
Definition
35 weeks gestation
Term
PSR: integration
Definition
1-2 mos (astasia)
Term
PSR: stimulus
Definition
lower child in vertical suspension so feet make flat contact c hard surface
(heels, not toes)
Term
PSR: response
Definition
contraction of LE √+/ to support weight
Term
Automatic Stepping/Walking: onset
Definition
27 weeks gestation
Term
Automatic Stepping/Walking: integration
Definition
2 mos (abasia)
Term
Automatic Stepping/Walking: stimulus
Definition
child supported in vertical suspension c feet touching supporting surface & inclined forward
Term
Automatic Stepping/Walking: response
Definition
alternating rhythmic reciprocal 'walking' c heel strike
Term
Flexor Withdrawal: onset
Definition
28 weeks gestation
Term
Flexor Withdrawal: integration
Definition
1-2 mos
Term
Flexor Withdrawal: stimulus
Definition
LEs ext c noxious stim to sole of foot
Term
Flexor Withdrawal: response
Definition
withdrawal of stimulated leg from stimulus
Term
Crossed Extension: onset
Definition
28 weeks gestation
Term
Crossed Extension: integration
Definition
1-2 mos
Term
Crossed Extension: stimulus
Definition
1 LE held in ext; sole of foot stimulated
Term
Crossed Extension: response
Definition
flex >> ext/add of contralat LE c toe abd
(protection; as if to push examiner away)
Term
Galant Response: onset
Definition
32 weeks gestation

(MOST COMMON reflex in babies)
Term
Galant Response: integration
Definition
2 mos (may persist)
Term
Galant Response: stimulus
Definition
moving stim on skin along paravertebral line (shoulders to buttocks)
Term
Galant Response: response
Definition
incurvatum c hip swing towards stimulus
Term
Placing Reactions: onset
Definition
2 mos
Term
Placing Reactions - UE: onset
Definition
birth
Term
Placing Reactions - UE: stimulus
Definition
vertical position, press dorsum of hand against table edge
Term
Placing Reactions - UE: response
Definition
UE flex to clear table edge >> ext to WB on hand
Term
Placing Reactions - LE: onset
Definition
35 weeks gestation
Term
Placing Reactions - LE: stimulus
Definition
vertical position; press dorsum of foot against table edge
Term
Placing Reactions - LE: response
Definition
LE flex to clear table edge >> ext to WB on plantar surface
Term
Associated Movements: onset
Definition
birth - 3 mos
Term
Associated Movements: integration
Definition
8-9 yr
Term
Associated Movements: stimulus
Definition
instruct child to squeeze rubber squeaky toy for 15 sec
Term
Associated Movements: response
Definition
overflow c other arm
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