Neonatal(Primitive)Reflexes:
1.Moro
response
:
The baby is put supine, head is lifted a little off
table and then dropped suddenly supported by
the examiner's hand. There is abduction and
extension of arms with opening of hands
followed by adduction. It
disappears by the age of 3-4 months.
Asymmetrical Moro Reflex:
-Hemiplegia.
-Fractured humerus or clavicle.
-Shoulder dislocation.
-Erbs palsy.
-Klumpke's paralysis.
2.Rooting reflex:
When the corner of the mouth is touched,
the lower lip is lowered and the tongue
moves toward the stimulus.
3.Sucking reflex:
Absent sucking reflex:
-Septicemia.
-Perinatal asphyxia.
-Birth trauma.
-Cold injur
y.
4.Doll’s eye response:
There is a delay of eye movement if the
head is turned to one side.
It disappears by 2-3 weeks.
5.Stepping reflex:
The contact of the sole of the foot on
the table causes stepping.
It disappears by 5-6 weeks.
):
Palmar&Plantar
.Grasp Reflex (
6
The insertion of an object or finger in the
palm or sole of the hand of the baby
causes reflex flexion of the fingers.
It disappears by 2-3 months.
7.Asymmetrical tonic neck reflex:
The turning of the head to one side causes
extension of the arm and leg on the same
side and flexion on the other side.
It disappears by 2-3months.
It persists in cerebral palsy.
SIGNIFICANCE
OF PRIMITIVE
REFLEXES:
Absence, persistence, or asymmetry of
neonatal reflexes may indicate serious
neurological or systemic problems.