Soft contact with the inner margin of the lips of a newborn will result in
A) protrusion and retraction of the tongue.
B) elevation and depression of the mandible.
C) vomiting ("spitting up").
D) a & b
E) a, b, & c

Question

Quizplus · Accepted Answer

Soft contact with the inner margin of the lips of a newborn will result in protrusion and retraction of the tongue (rooting reflex) and elevation and depression of the mandible (sucking reflex).

Soft Contact with the Inner Margin of the Lips of a Newborn