Chp 18 micobiology Flashcards Preview

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Flashcards in Chp 18 micobiology Deck (25)
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1

What is the shape of Bacilli?

Rod

2

Non pathogenic

Do not produce human illness, used in production of cheese and yogurt

3

Anthony Leeuwenhock

Use a microscope to observe teeth scrapings

5

What are the characteristics of Viruses?

Smaller than bacteria

Can cause fatal diseases

Can live and multiply w/in an appropriate host cell

Invades a host cell, replicates itself, destroy host cell.

6

Which form of Cocci forms irregular groups or clusters?

Staphylocci

7

Major groups of micro organisms

Bacteria, protozoa, fungal, viruses, Algae

8

How does bacterial infection occur?

When natural bacteria invades another part of the body

9

What is the shape of Cocci?

Spherical

10

What's the shape of the Spirocheres?

Spiral

11

Which bacteria divides into 2?

Cocci

12

What are the two Cocci divisions?

Streptococci and Staphylocci

13

Found in fresh water, moist soil, marine habitats

One celled

They eat bacteria, small algae and Protozoa.

Protozoa

14

Which division of Cocci forms chains?

Streptococci

15

Which bacteria doesn't need oxygen to grow?

Anaerobes

16

What are the characteristics of bacteria?

One celled

Thrive in dark, moist environments.

"good" bacteria protects human host from harmful bacteria

16

Which bacteria needs oxygen to grow?

Aerobes

17

Which bacteria is able to grow with or with out oxygen?

Facultative Anaerobes

18

Bacteria that change into a highly resistant form.

Spores

19

Bacteria forms a _______ that protects the layer that covers the cell wall.

Capsule

21

Singled celled and multiple celled organisms

Contains chlorophyll

Algae

22

Lack chlorophyll

Found in oral cavity, female genital tract, gastrointestinal tract.

Opportunistic

Fungi

23

Pathogens

Disease producing micro organism

23

John Tyndall

Tyndallization- intermittent heating to destroy microbial life on food.

24

Which types of Hepatitis is blood borne?

B,C and D

25

Which type of Hepatitis is Fecal-Oral transmitted?

A and E