Gordon Russell (1983) found that spectators at a violent hockey game got increasingly hostile and belligerent over the course of the game. It took _______________ for the spectators' hostility to get back to where they were before the game.

Which of the following is not true of classical conditioning?

a. It involves pairing of a UCS and a CS. b. It was demonstrated by Pavlov with his dogs. c. It involves shaping procedures. d. The CR can be eliminated in a process called extinction.

Which is the following is true of good prenatal care?

a. Exercise should be avoided. b. Tobacco, alcohol, and other drugs should be avoided. c. Women should drink fewer fluids than before pregnancy. d. Forty to sixty pounds should be gained.