How long before you get sedated do you stop eating and drinking before an mri?

Which of the following statements about the societal costs of tobacco use is true? a. tobacco use affects the tax rate of only those individuals who smoke. b. the negative effects of tobacco use are only experienced by the smoker. c. tobacco users contribute to an overall loss of productivity. d. increased healthcare costs are mainly absorbed by tobacco users

1. true or false decay destroys tooth enamel 2. true or false- tooth decay starts when plaque builds up on your teeth

Which action is an example of a chemical defense in your skin? sweating palms growing long hair developing calluses shedding dead skin