IC 1. Miasma is the spread of disease through "Contaminated Water" Yes No None 2. We should change ultrasonic solutions only when they become murky Yes No None 3. One of the main contributos to childhood diseases is the lack of childhood imunizations Yes No None 4. One must use an emolient on the hands at the end of a session or a day to control dry skin Yes No None 5. You must use eye protection against curing light Yes No None 6. HIV infection has social stigma Yes No None 7. The US Health and Human Services came up with standards to control HBV in dentistry in the 1960s Yes No None 8. Hepatitis D and Hepatitis G are bloodborne Yes No None 9. Using quaternary ammonia compounds is good as they have a better kill than Hydrogen Peroxide disinfectants Yes No None 10. Evidence has shown contamination from dental unit water can affect employee in an adverse manner Yes No None 11. Microbes from dirty dental treatment water can be an occupational risk to employees Yes No None 12. TB rates decreased in the mid 1980s Yes No None 13. Medical history and appearance of the patient and age always determines the level of infection control Yes No None 14. Legionella from dental unit water is also responsible for death in a human Yes No None 15. You must validate the immersion sterilant with a test strip Yes No None Time's up