CCRN Critical Care Nursing

Answer: B- The Moro reflex is elicited by a loud noise such as hand clap or a slap on the mattress to startle the newborn infant. Symmetric extension and abduction of the arms are seen; fingers fan out and form a C with the thumb and forefinger; slight tremor may be noted; the arms are adducted in an embracing motion and then return to are relaxed flexion and movement.