Which system is considered the bodys pleasure center ?

Cultural, economic , and social changes that resulted in the migration of more people into cities - utilitarianism -industrial revolution -age of enlightenment

If you feel pain while stretching, you should do any of the following except: a. stretch farther. b. back off the stretch. c. find an alternative. d. stop stretching.

Where are teens exposed to ads about tobacco products? on the radio in magazines near schools on television