NATS 1670 Final Exam Questions and Answers 100% Pass

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NATS 1670 Final Exam Questions and Answers 100% Pass What was the life expectancy in the early 1900's? ✔✔Under the age of 50, with a 25% child mortality rate. When was the first vaccine create... d? ✔✔1880 ____________ _____________ can reduce life expectancy dramatically, due to the lack of __________________. ✔✔INFECTIOUS DISEASES can reduce life expectancy dramatically, due to the lack of CONTROL. Upon early discover, microbes were viewed as? ✔✔Enemies, until used in medicine. What are the beneficial roles of microbes? ✔✔- waste breakdown/food production - provides protection against more virulent microbe - drug preparation (penicillin, insulin) - making vitamins - digestion What does mutual life mean, when in context with microbes? ✔✔Microbes keep us alive and we keep them alive. What is a chronic disease? ✔✔a disease that does NOT kill its host quickly What is an acute disease? ✔✔A disease that DOES cause death quickly. What does the natural evolution of a microbe operate on? ✔✔The natural evolution of a microbe operates on its spreading capacity. NOT the ability to cause disease What does microbial natural selection favour? ✔✔Microbial natural selection favours less or non-violent microbes. Which kind of microbes can live in a host WITHOUT causing damage? ✔✔Microbes that are well-adapted to its host What epidemics were caused by microbes? ✔✔- Small Pox - Bubonic Plague - Spanish Influenza What were the three causes that moved society away from Infectious Diseases? ✔✔- Better Sanitation - Vaccines - Antibiotics Why will society never be clear of infectious diseases? ✔✔- development of drug resistant strains - outbreaks of existing diseases - New disease causing agents What does Dr. Margret Chan believe will happen in the future? ✔✔-We risk entering a postantibiotic era - this will cause an end to modern medicine What is Necrotizing Fasciitis ✔✔Flesh eating Disease [Show More]

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