Lab 9

studied byStudied by 46 people
5.0(1)
Get a hint
Hint

disinfectant

1 / 21

flashcard set

Earn XP

Description and Tags

22 Terms

1

disinfectant

used on inanimate objects to lower the levels or inhibit microorganisms growth

New cards
2

antiseptic

used on live tissue to inhibit the growth of microoganism

New cards
3

antimicrobial agent

a natural or synthetic substance that kills or inhibits the growth of microorganisms such as bacteria, fungi and algae

New cards
4

antibiotic

made from another organism to prevent or kill growth in another microorganism

New cards
5

narrow spectrum antibiotic

an antibiotic that is only able to kill or inhibit limited species of bacteria

New cards
6

broad spectrum antibiotic

antibiotics that were effective against both gram-positive and gram-negative bacteria

New cards
7

-cidal

killing

New cards
8

-static

lacking movement, action, or change

New cards
9

a disinfectant must ___ the pathogen while in contact with them

kill

New cards
10

list two types of bacterial cells that are more resistant to disinfectants

gram-negative bacteria: Pseudomonas and K. pneumoniae

New cards
11

why is antimicrobial susceptibility testing done?

to determine which antimicrobials will inhibit the growth of the bacteria of fungi causing specific infection

New cards
12

what is the name of the antimicrobial susceptibility test also known as the filter paper disk agar diffusion method?

Kirby-Bauer test

New cards
13

what is in the filter paper disks?

antibiotics

New cards
14

what kind of agar is used?

Mueller-Hinton

New cards
15

what is streaked onto the agar plate?

organism in question

New cards
16

where are the filter paper disks placed?

on the surface of the agar

New cards
17

what happens to the antimicrobial agent in the disk after it contacts the agar?

diffuse into the agar

New cards
18

after incubation, what does one look for on the plates?

the zone of inhibition

New cards
19

what does "R" mean in interpretation? How is it determined?

Resistance- size of the circle- large circle means it is resistant (zone of inhibition)

New cards
20

What does "S" mean in interpretation? How is it determined?

susceptibility- the size of the circle- small means its susceptible

New cards
21

name a narrow spectrum antibiotic

penicillin

New cards
22

name a broad-spectrum antibiotic

ampicillin

New cards

Explore top notes

note Note
studied byStudied by 65 people
... ago
4.0(2)
note Note
studied byStudied by 19 people
... ago
5.0(1)
note Note
studied byStudied by 6 people
... ago
5.0(1)
note Note
studied byStudied by 13 people
... ago
5.0(1)
note Note
studied byStudied by 8 people
... ago
4.0(1)
note Note
studied byStudied by 19 people
... ago
5.0(1)
note Note
studied byStudied by 17 people
... ago
5.0(1)
note Note
studied byStudied by 448 people
... ago
5.0(5)

Explore top flashcards

flashcards Flashcard (34)
studied byStudied by 1 person
... ago
5.0(1)
flashcards Flashcard (133)
studied byStudied by 6 people
... ago
5.0(1)
flashcards Flashcard (46)
studied byStudied by 15 people
... ago
5.0(1)
flashcards Flashcard (85)
studied byStudied by 22 people
... ago
5.0(1)
flashcards Flashcard (46)
studied byStudied by 5 people
... ago
5.0(1)
flashcards Flashcard (27)
studied byStudied by 16 people
... ago
5.0(1)
flashcards Flashcard (350)
studied byStudied by 22 people
... ago
5.0(1)
flashcards Flashcard (60)
studied byStudied by 11607 people
... ago
4.2(201)
robot