2002, highly infectious, most effective pandemic response ever
symptoms- pneumonia like symptoms, fever, cough, shortness of breath, headache and chills, sometimes GI symptoms, distinct pattern on chest x-ray, barrier nursing methods, isolation, and quarantines, human to human transmission was erratic, human intervention prevented a wider pandemic yellow fever, leprosy, yaws, laughing sickness, cholera, bubonic plague, tuberculosis, measles, dysentery, smallpox, influenza, typhus, mumps very small, simple cell structure, prokaryotic, most are harmless, some beneficial, some are pathogens, involved in environmental processes, all areas of the earth, almost all can be treated with antibiotics, (tuberculosis, plague, cholera, typhoid fever, typhus, strep throat, staph infections, whooping cough) acellular microbe, extremely small, infect all forms of life,vaccines exist for most of the important viruses, (smallpox, AIDs, dengue fever, influenza, measles, chicken pox, common cold) infectious disease by parasites, worms and flukes are the largest pathogens, complex life cycles, (malaria, giardia, african sleeping sickness, hookworm, roundworm, river blindness, schistosomiasis), vaccines do not exist, lack of drugs