The APÂ® participation rate at McKenzie High School is 58 percent. The student body makeup is 51 percent male and 49 percent female, and the total minority enrollment is 25 percent. McKenzie High School is 1 of 3 high schools in the Butler County. PK-12.
The substances in tobacco smoke actually change the structure of your skin. Smoking causes skin discoloration, wrinkles, and premature aging. Your fingernails and the skin on your fingers may have yellow staining from holding cigarettes. Smokers usually develop yellow or brown stains on their teeth.
These effects are both short-term and long-term. Short Term Effects. 1  The short-term effects of quitting smoking begin within 20 minutes. 2  Cigarettes contain ingredients and produce chemicals that speed up your heart rate, and also raises your blood pressure.