The realization that it is possible to "fall" off the edge in the visual cliff experiment does not come until after an infant has started crawling

The short fibers which extend from the neuron, allowing it to receive messages from other neurons are ______

a. axons b. dendrites c. nerve bundles d. synapses

Aaron is switching from a day shift at work back to a late night/early morning. He can expect to experience

a. excessive arousal and increased mental clarity. b. irritability, fatigue, depression, and an upset stomach. c. periods of mental inefficiency interspersed with periods of enhanced mental agility. d. changes in his long-standing personality traits.