Intro to Micro

Question 1

What is microbiology?

Answer 1

Biology of things that are too small to see with naked eye

Question 2

How small can you see with your eye?

Answer 2

0.1 mm
easier to see when moving

Question 3

Who is Anthony Leeuwenhoek?

Answer 3

the father of microbiology who was from the Netherlands

Question 4

What are the different microbes?

Answer 4

viruses, bacteria, fungi, and parasites

Question 5

What type of fungi is single-celled?

Answer 5

yeast

yeast=single-celled
mold= multi-celled
dimorphic= yeast and mold forms

Question 6

What are the primary classifications for viruses?

Answer 6

DNA and RNA viruses

Question 7

What are the primary classifications for bacteria?

Answer 7

gram + and gram -

Question 8

What are the primary classifications for fungi?

Answer 8

yeast, mold, dimorphic

Question 9

What are the primary classifications for parasites?

Answer 9

protozoa, worms

Question 10

Are protozoa or worms bigger?

Answer 10

worms

Question 11

What are the secondary classifications for protozoa?

Answer 11

ameba, flagellates, sporozoa

Question 12

T/F: most common bacteria live in the body that cause pathogens

Answer 12

False. Most microbes aren’t pathogenic but they do live in the body

Question 13

What is the hygiene hypothesis?

Answer 13

as childhood infections went down, autoimmune diseases went up

sum: must have enough good microbes so the immune system can recognize them and not respond

Question 14

What is the normal microbiota?

Answer 14

it is different for everyone based on people’s diet and where they live

Question 15

What is so good about parallel sequencing?

Answer 15

DNA sequences million templates at a time
(using PCR amplification)

Question 16

How many types of bacteria does the human oral cavity have and what is the most common?

Answer 16

500+
most common: streptococcus