: 10 Influenza 20. Varicella virus KNOWLEDGE DRILL 3-7: TRUE/FALSE ACTIVITY The following statements are all false, Circle the one or two word(s) that make the statement false and write the correct word(s) that would make the statement true in the space provided. 1. Asepsis is a condition of being contaminated with microorganisms that can cause disease. 2. Nosocomial infection is a relatively new term applied to infections acquired during healthcare delivery in any healthcare setting. 3. The HCS was developed to protect employees from bloodborne pathogens. 4. The source of an infectious agent is called a vector. 5. OSHA regulations require employers to offer reduced price HBV vaccination for employees whose duties involve risk of exposure. 6. Studies have shown that artificial nails harbor fewer pathogenic microbes than natural nails. 7. The spores of C. difficile are easily killed by alcohol-based hand cleaners. 8. According to CLSI guidelines, pants worn by laboratory personnel should be 1 to 1% in off the floor to prevent contamination. 9. Except for a mask, PPE worn in isolation rooms is removed at the door before leaving. 10. Transmission-based precautions are to be used in the care of all patients. 11. A signal word specifies the reactivity of a hazard. 12. Pictograms are round with a red border. 13. A neutropenic patient has a high neutrophil count. 14. The CDC recognizes three biosafety levels for laboratories. 15. The most widespread chronic bloodborne illness in the United States is hepatitis B.