The asymmetrical tonic neck reflex (ATNR) is a primitive reflex found in newborn humans, but normally vanishes around six months of age. When the face is turned to one side, the arm and leg on the ...
The STNR is a primitive reflex that is characterized by upper extremity (UE) extension and lower extremity (LE) flexion with neck extension, and by UE flexion and LE extension with neck flexion.
We all have reflexes. They are a type of involuntary movement or action that occurs in response to a stimulus. When you go to the doctor and they hit your knee with a light hammer, your leg ...