Depressants affect the central nervous system by: (A)Speeding up messages sent between brain cells
(B)Slowing down messages sent between brain cells
(C)Blocking receptor cites in the brain
(D)None of the above

Which of the following is a health risk associated with ground-level ozone? a.cataractsb.skin cancerc.respiratory illnessd.all of the above

For years, tobacco products have included a message from the surgeon general warning the negative effects of tobacco use. at this time, a push is being made for the fda to begin to regulate e-cigarettes in order to mandate warning labels and age restrictions. write a paragraph that identifies 2 health problems that have been linked to nicotine and/or tobacco use. you should include statistics demonstrating the incidence of problems among smokers and provide a resource citing where you found the information provided. (remember from unit 1 what makes a resource reliable.) due in 2

Asap during the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.