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EPPP Psychology

Category - Growth and Lifespan Development

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Infants have a number of reflexes, developed in utero, that disappear within the first year of life. One of those reflexes consists of extending limbs and fingers when startled. What is that reflex known as?

Grasp reflex
Startle reflex
Babinski reflex
Moro reflex

Explanation

Answer: D - The Moro reflex refers to an infant extending limbs and fingers and sometimes arching the back when startled. The Babinski reflex and grasp reflex are both in response to physical stimuli, while the Moro reflex occurs in response to other kinds of stimuli as well (a loud noise, for example).

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