Symmetrical Tonic Neck Reflex (STNR)4
Symmetrical Tonic Neck Reflex (STNR)4
Onset: 4-6 months
Integration: 8-12 months
While in quadruped, passively flexing the infant’s head forward will result in FLEX of the UEs and EXT of the LEs. Extending the infant’s head backward will produce EXT of the UEs and FLEX of the LEs.
Uses Tonic Labyrinthine Reflex and Symmetrical Tonic Neck Reflex to propel self forward in prone