Nats 1670 Final Exam
1. What was the life expectancy in the early 1900's?: Under the age of 50,
with a 25% child mortality rate.
2. When was the first vaccine created?: 1880
3. can reduce life expectancy dramatically,
due to the lack of .: INFECTIOUS DISEASES can
reduce life expectancy dramatically, due to the lack of CONTROL.
4. Upon early discover, microbes were viewed as?: Enemies, until
used in medicine.
5. What are the beneficial roles of microbes?: - waste breakdown/food
produc- tion
- provides protection against more virulent microbe
- drug preparation (penicillin, insulin)
- making vitamins
- digestion
6. What does mutual life mean, when in context with microbes?:
Microbes keep us alive and we keep them alive.
,7. What is a chronic disease?: a disease that does NOT kill its host quickly
8. What is an acute disease?: A disease that DOES cause death quickly.
9. 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
10.What does microbial natural selection favour?: Microbial natural
selection favours less or non-violent microbes.
11. Which kind of microbes can live in a host WITHOUT causing damage?: -
Microbes that are well-adapted to its host
12.What epidemics were caused by microbes?: - Small Pox
- Bubonic Plague
- Spanish Influenza
13.What were the three causes that moved society away from
Infectious Diseases?: - Better Sanitation
- Vaccines
- Antibiotics
14.Why will society never be clear of infectious diseases?: - development
of drug resistant strains
,- outbreaks of existing diseases
- New disease causing agents
15.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
16.What is Necrotizing Fasciitis: Flesh eating Disease
17.Who is to blame for the development of Drug-resistant strains?: -
Farmers
- Health Workers
- Patients
- Hospitals
18. 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
, 4) Poultry Farms Wild Aquatic Birds
5) Pet Retailers and Stores Wild Rodents in Africa
19.What is Bioterrorism?: The intentional release of bacteria or toxins
for the purpose of harming or killing
20.Why was the eradication of small pox so successful?: - very good
vaccine
- only has one host: humans
3) Very clear symptoms
21.What are the factors affecting the emergence of disease?: -
Microbial Adaptation
-Drug Resistance
-Human Behaviour
- International Travel
- Sexual Activity
1. What was the life expectancy in the early 1900's?: Under the age of 50,
with a 25% child mortality rate.
2. When was the first vaccine created?: 1880
3. can reduce life expectancy dramatically,
due to the lack of .: INFECTIOUS DISEASES can
reduce life expectancy dramatically, due to the lack of CONTROL.
4. Upon early discover, microbes were viewed as?: Enemies, until
used in medicine.
5. What are the beneficial roles of microbes?: - waste breakdown/food
produc- tion
- provides protection against more virulent microbe
- drug preparation (penicillin, insulin)
- making vitamins
- digestion
6. What does mutual life mean, when in context with microbes?:
Microbes keep us alive and we keep them alive.
,7. What is a chronic disease?: a disease that does NOT kill its host quickly
8. What is an acute disease?: A disease that DOES cause death quickly.
9. 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
10.What does microbial natural selection favour?: Microbial natural
selection favours less or non-violent microbes.
11. Which kind of microbes can live in a host WITHOUT causing damage?: -
Microbes that are well-adapted to its host
12.What epidemics were caused by microbes?: - Small Pox
- Bubonic Plague
- Spanish Influenza
13.What were the three causes that moved society away from
Infectious Diseases?: - Better Sanitation
- Vaccines
- Antibiotics
14.Why will society never be clear of infectious diseases?: - development
of drug resistant strains
,- outbreaks of existing diseases
- New disease causing agents
15.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
16.What is Necrotizing Fasciitis: Flesh eating Disease
17.Who is to blame for the development of Drug-resistant strains?: -
Farmers
- Health Workers
- Patients
- Hospitals
18. 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
, 4) Poultry Farms Wild Aquatic Birds
5) Pet Retailers and Stores Wild Rodents in Africa
19.What is Bioterrorism?: The intentional release of bacteria or toxins
for the purpose of harming or killing
20.Why was the eradication of small pox so successful?: - very good
vaccine
- only has one host: humans
3) Very clear symptoms
21.What are the factors affecting the emergence of disease?: -
Microbial Adaptation
-Drug Resistance
-Human Behaviour
- International Travel
- Sexual Activity
