Lecture 17 - Ch 26 - Microbial Growth Control Flashcards Preview

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Flashcards in Lecture 17 - Ch 26 - Microbial Growth Control Deck (29)
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1

The killing or removal of all viable organisms within a growth medium

sterilization

2

Effectively limiting microbial growth

inhibition

3

The treatment of an object to make it safe to handle

decontamination

4

Directly targets the removal of all pathogens, not necessarily all microorganisms

disinfection

5

resistant cells that Can survive heat that would rapidly kill vegetative cells

endospores

6

Sterilization method where high temperatures denature macromolecules

heat sterilization

7

sealed device that uses steam under pressure

autoclave

8

the process of using precisely controlled heat to reduce the microbial load in heat-sensitive liquids

pasteurization

9

this sterilization method avoids the use of heat on sensitive liquids and gases

filtration

10

chemical control that causes an arrest in growth

bacteriostatic

11

chemical control that kills the bacteria and leaves the dead cell

bacteriocidal

12

chemical control that kills the bacteria and lyses the cell

bacteriolytic

13

the smallest amount of an agent needed to inhibit growth of a microorganism

minimum inhibitory concentration (MIC)

14

beta-lactams Inhibit enzymes that catalyze __________.

transpeptidation

15

which antiobiotics Inhibit enzymes that catalyze transpeptidation of PG

beta-lactams

16

which antibiotics inhibit enzymes that catalyze transglycocylation

glycopeptides

17

bind to membrane phospholipids and interfere with membrane function

polymyxin

18

prevents the binding of 50S ribosome to 30S.

aminoglycosides

19

what is an example of a glycopeptide?

vancomycin

20

what are examples of aminoglycosides?

gentamicin and kanamycin

21

Prevents binding of tRNA to 30S

tetracycline

22

prevents 50S function

macrolides

23

what are examples of macrolides

erythromycin, azithromycin, lincomycin

24

Bind to and inhibit DNA gyrase

fluoroquinolones

25

give an example of a fluoroquinolone

Cipro

26

which antibiotics target DNA synthesis

fluoroquinolones

27

Binds to and inhibits RNA polymerase

rifamycins

28

Which antibiotics treat TB?

rifampicin

29

________ target transcription?

rifampicins