A young man reads in a letter that he has just won $1,000 in a state wide lottery and he literally jumps for joy. Which neurons are sending messages from his brain to the muscles in his legs causing him to jump?

The majority of all cases of dementia result from

a. Alzheimer's disease. b. Parkinson's disease. c. strokes and cerebral hemorrhages. d. neuronal loss that is part of the normal aging process.

According to your textbook, the most crucial step in helping is

a. a knowledge of first-aid procedures. b. a recognition of just-world beliefs about helping. c. the development of empathic arousal. d. assuming responsibility.