A psychologist who studies information processing and decision-making would probably be considered a

Parkinson's disease is caused by loss of neurons that use the neurotransmitter _____.

Fill in the blank(s) with the appropriate word(s).

Which of the following is true of attitudes about sex today according to surveys in the United States?

a) Women now think about sex, on average, as often as men do. b) Men's attitudes have become more liberal but women's have not. c) More women than men report having been unfaithful to a partner. d) More men report enjoying sex a great deal.