Question 1
To measure an infant's preference concerning visual stimuli researchers often measure ______.
◦ how wide the eyes are open
◦ how long the infant looks at a visual stimulus compared to another
◦ the startle response
◦ whether the infant smiles at a visual stimulus compared to another
Question 2
Unlike later in life, a neonate's sleep-wake patterns are governed by ____.
◦ light or dark cues
◦ hunger
◦ activity level
◦ hormonal level