Microbe Review

Question 1

What are the 5 types of microorganisms?

Answer 1

1. Bacteria
2. Fungi
3. Protozoa
4. Algae
5. Viruses

Question 2

What are the 2 types of Bacteria?

Answer 2

1. Procaryotes (also spelled Prokaryotes)
2. Archaea

Question 3

Procaryotes Refer too?

Answer 3

Microbes that have Peptidoglycan in their cell walls.
- Common Procaryotes are:
o The bacteria found in normal environmental soil
o Normal Skin & GI flora

Question 4

Archaea Refers Too?

Answer 4

Super ancient bacteria that lack peptidoglycan in their cell walls allowing them to thrive in extreme weather conditions .
o Survives in Hydrothermal Vents in the deep sea where temps are between 66C-110C
ø 100 degrees Celsius is boiling
o Survives in mountain tops and glacier surfaces where the temps are active to just below freezing

Question 5

What are the 3 kingdoms & the exceptions?

Answer 5

3 Kingdoms:
1. Bacteria
2. Archaea
3. Eukarya

3 Exceptions:
1. Rickettsia
2. Chlamydiae
3. Viruses

Question 6

Gram Stain Steps

Answer 6

Crystal Violet - 30 seconds
RINSE
Gram’s Iodine (Mordant) - 30 seconds
RINSE
Decolorizing Alcohol - 10 drops/until its clear
RINSE
Counterstain - 30 seconds

Question 7

Microbial Antagonism Refers to?

Answer 7

The bodies natural bacterial flora help keep pathogens in check by keeping bad bacteria out

Question 8

Most UTI bacteria’s are?

Answer 8

Gram(-) Rods

Question 9

Mycobacterium refer to?

Answer 9

Capuslated bacteria