Primitive Reflexes

When the child is in supine, the head tilts back and the body is held in EXTENSION. When the child is in prone, everything is in FLEXION.

• Symmetrical Tonic Neck Reflex (STNR)

• Symmetrical Tonic Labyrinthine Reflex (STLR)

• Galant Reflex

• Positive Support Reflex

Answer explanation

Symmetrical Tonic Labyrinthine Reflex integrates from birth to 6 months

When the head is flexed, the UE flex and the LE extend and vice versa.

• Symmetrical Tonic Neck Reflex (STNR)

• Symmetrical Tonic Labyrinthine Reflex (TLR)

• Galant Reflex

• Positive Support Reflex

Answer explanation

STNR depends on position of the neck hence NECK reflex... integrates between 6-8 months

Turn head to one side, arm and leg on that side extend and spine curves with convexity towards face side.

• Asymmetrical Tonic Neck Reflex (ATNR)

• Galant Reflex

• Moro Reflex

• Positive Support Reflex

Answer explanation

ATNR integrates between birth-6 months

Touch skin along spine from shoulder to hip, and child laterally flexes trunk to that side.

• Startle Reflex

• Moro Reflex

• Galant Reflex

• Positive Support Reflex

Answer explanation

Galant Reflex integrates from 30 weeks gestation to 2 months

Tags

NGSS.MS-LS1-8

Put pressure into the ULNAR side of the hand to cause flexion of the fingers (strong grip).

• Plantar Grasp Reflex

• Palmar Grasp Reflex

• Positive Support Reflex

• Galant Reflex

Answer explanation

Palmar Grasp Reflex integrates between birth-4 months

Pressure to the base of the toes causes toe flexion.

• Moro Reflex

• Positive Support Reflex

• Plantar Grasp Reflex

• Walking (Stepping) Reflex

Answer explanation

Plantar Grasp Reflex integrates between 28 weeks gestation to 9 months

Tags

NGSS.MS-LS1-8

Touch on cheek causes child to turn head to same side with open mouth

• Plantar Grasp Reflex

• Rooting Reflex

• Moro Reflex

• Galant Reflex

Answer explanation

Rooting Reflex integrates 28 weeks gestation to 3 months

Tags

NGSS.MS-LS1-8

Drop baby’s head suddenly and the baby’s arms abduct with the fingers open, then cross the trunk into abduction, and the baby cries

• Rooting Reflex

• Moro Reflex

• Startle Reflex

• Positive Support Reflex

Answer explanation

Think: The Moro Reflex is “MOROlly wrong”

Moro reflex integrates between 28 weeks gestation to 5 months

Tags

NGSS.MS-LS1-8

Startle the baby with a sudden, loud noise, and the arms abduct (but this time the elbows stay flexed and the hands stay closed)

• Moro Reflex

• Startle Reflex

• Positive Support Reflex

• Galant Reflex

Answer explanation

The startle reflex integrates between 28 weeks gestation to 5 months

Tags

NGSS.MS-LS1-8

When weight is placed on the balls of the feet, the legs stiffen and the trunk goes into extension.

• Galant Reflex

• Walking (Stepping) Reflex

• Positive Support Reflex

• Symmetrical Tonic Neck Reflex

Answer explanation

Positive Support Reflex integrates between 35 weeks of gestation to 2 months