1. Review Questions 1. What is the most common infection? Answer: The cold 2. What are the 2 surface proteins on the flu virus? Answer: H = Haemagglutinin N = Neuraminidase 3. The H1N1 virus causes which flu? Answer: The “Swine” flu 4. What is the Avian flu? Answer: The “Bird” flu 5. What is the name of the virus that causes Avian flu? Answer: H5N1

2. 6. True or False: The bird flu doesn’t spread from person to person? Answer: True 7. About how many people died due to Influenza of 1918? Answer: Close to 50 million 8. True or False: It was a bacteria not the Influenza of 1918 virus that ended up killing most of the people? Answer: True 9. True or False: Scientists believe H1N1 virus is mutated virus of the Influenza of 1918 virus Answer: True 10. How many Herpes viruses infect humans? Answer: 8

3. 11. HSV–1 infects what parts of our body? Answer: Skin Eyes Mouth 12. Which 2 diseases does the Varicella - Zoster virus cause? Answer: Chicken Pox and Shingles 13. Epstein –Barr virus causes which disease: Answer: Mononucleosis or the “Kissing disease” 14. Which organ in the body does the Hepatitis virus infect? Answer: Liver 15. Which 3 viruses infect the liver?’ Answer: HVA HVB HVC 16. There is no vaccine for HVC? True or False Answer: True 17. What is a Pandemic? Answer: When an infectious disease spreads worldwide