The inverted radial reflex is flexion of the wrist when eliciting ... response to axial compression, the finger escape sign, and Lhermitte's sign. These are summarized in Table 3.

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.