Intro

Question 1

What are the types of microbes?

Answer 1

1) Normal Flora
2) Opportunistic
3) Pathogenic

Question 2

What are normal flora microbes?

Answer 2

Bacterica that normally colonize the human body

Question 3

a) What are opportunistic microbes?
b) Give an example of when they are present?

Answer 3

a) Microbes that take advantage of a situation not normally present.
b) Immune suppresion

Question 4

What are pathogenic microbes?

Answer 4

Microbes that cause disease and are infectious

Question 5

What are different types of microbe relationships?

Answer 5

1) Commensalism
2) Mutualism
3) Paratism

Question 6

What are commensalism relationships?

Answer 6

One organism benefits while other is unaffected.

Question 7

What are mutualism relationships?

Answer 7

Both organisms benefit

Question 8

What are paratism relationships?

Answer 8

One organism benefits while other is harmed.

Question 9

What is the correct nomenclature of microrganisms?

Answer 9

Genus (capitalized) then species (lower case)

• italicized

Question 10

List the order of modern classification of life (domains).

Answer 10

1) Domain
2) Kingdom
3) Phyllum
4) Class
5) Order
6) Genus
7) Species

Question 11

What (twho things) dictates the naming of microorganisms?

Answer 11

1) Cell Structure
2) Chemical Composition

Question 12

What are the four domains of microorganisms?

Answer 12

1) Bacteria
2) Archaea
3) Eukarya
4) Infectious Agents

Question 13

What are the differences in bacteria and archaea?

Answer 13

Differ in chemical composition

Question 14

What domain of microorganisms is not living?

Answer 14

Infectious agents

Question 15

What are bacteria:

• classified as?
• have in their cell walls?

Answer 15

• Prokaryote
• Peptidoglycan

Question 16

• How do bacteria multiply?
• How do they move?

Answer 16

• By Binary Fission
• ​Flagella

Question 17

• What are Archaea classified as?
  
  • What do they have in their cell walls?

Answer 17

• Prokaryote
• No peptidoglycan

Question 18

• How do Archaea multiply?
• How do most Archaea move?

Answer 18

• Binary Fission
• Flagella

Question 19

• How are Eukarya classified?
• What makes up their cell walls?

Answer 19

• Eukaryote
• No peptidoglycan

Question 20

What separates Eukarya from other microorganisms?

Answer 20

a) All have a membrance bound nucleus
b) Can be multicelullar (algae)
c) Have cytoskeletons

Question 21

What domains of life can infectious agents infect?

Answer 21

All three domains

Question 22

What are the 4 types of infectious agents and what separates them?

Answer 22

• Viruses
  
  • Nucleic acids surrounded by protein coat
• Bacteriophages
  
  • Infect bacteria
• Viroid
  
  • RNA without protective coat
• Prion
  
  • Protein only

Question 23

List steps to Koch’s germ theory of disease.

Answer 23

1) Present in every case
2) Pathogen grown in pure culture
3) Cause disease when given to healthy host
4) Reisolated from diseased experimental host

Question 24

• What are nosocomial infections?
• What type of people does it most infect?

Answer 24

• Infection originating inside healthcare setting.
• Those with compromised immune systems

Question 25

• What are community infections?
• Who do they most infect?

Answer 25

• Infection acquired outside healthcare setting
• Those with healthy immune systems