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 created? ✔✔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 post-
antibiotic era
- this will cause an end to modern medicine
What is Necrotizing Fasciitis ✔✔Flesh eating Disease
, Who is to blame for the development of Drug-resistant strains? ✔✔- Farmers
- Health Workers
- Patients
- Hospitals
What is the man/wild life origin of these dieseases
1) AIDS
2) Saars
3) West Nile Virus (WNV)
4) Influenza
5) Monkey Pox ✔✔Man Made Wild Life
1) Sexual Activity, Drug addiction, Chimpanzee (SIV)
Blood
2) Restaurants, Hotels, Hospitals Bats, Palm civet
3) Tires from Africa Wild Birds
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 created? ✔✔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 post-
antibiotic era
- this will cause an end to modern medicine
What is Necrotizing Fasciitis ✔✔Flesh eating Disease
, Who is to blame for the development of Drug-resistant strains? ✔✔- Farmers
- Health Workers
- Patients
- Hospitals
What is the man/wild life origin of these dieseases
1) AIDS
2) Saars
3) West Nile Virus (WNV)
4) Influenza
5) Monkey Pox ✔✔Man Made Wild Life
1) Sexual Activity, Drug addiction, Chimpanzee (SIV)
Blood
2) Restaurants, Hotels, Hospitals Bats, Palm civet
3) Tires from Africa Wild Birds
