In every Western country for which records exist, there has been a downward trend in the age of menarche. This trend is known as the ____

The primary advances in methylphenidate treatment for ADHD stem from modifications in

a. the methyphenidate molecule that make it more selective in its actions b. the formulations of methyphenidate that result in a more effective pharmacokinetic profiles c. the dosages that are given

Meg was talking on her cell phone while driving to work. After hitting a parked car, she told the police officer that she did not even see the car before she hit it. Meg seems to have experienced

a. bottom-up processing. b. top-down processing. c. perceptual set. d. inattentional blindness.