The Moro reflex, also known as the startle reflex, is a normal reflex for human infants in their first few weeks of life. It is characterized by the infant throwing their arms and legs out, and then rapidly bringing them back in, as if trying to grab onto something. This is believed to be a residual form of the innate ability to cling to their mother's fur or hair for safety in non-human primates.

Solved

The Moro Reflex Is

Question 17

Multiple Choice

The Moro reflex is

A) a gag reflex exhibited by hominins.
B) a residual form of the innate ability to cling during a human infant's first few weeks of life.
C) the tendency for primate infants to keep their heads above water.
D) a tendency to flee when a predator is spotted.
E) an automatic attentiveness that anthropoid infants exhibit toward the sound of their mother's voice.

Correct Answer: