Infants are not passive observers; they actively process incoming stimuli.An infant who hears her father's voice will likely become more alert.The area of the brain directly responsible for this change in arousal level is located in the:

Question

Quizplus · Accepted Answer

The brain stem, which includes the reticular activating system, is responsible for regulating arousal levels and would be the area of the brain directly responsible for the infant becoming more alert in response to hearing her father's voice. The other options are not directly involved in regulating arousal levels.

Infants Are Not Passive Observers; They Actively Process Incoming Stimuli