Microorganisms

Question 1

single cell complete organism that can grow, metabolize, reproduce

Answer 1

bacteria

Question 2

bacterial cell walls are made up of

Answer 2

mucopolysaccharide

Question 3

most common response to a bacterial infection that is stained with H&E

Answer 3

neutrophils

Question 4

H&E shows these 3 things

Answer 4

necrosis, abscesses and granulomas

Question 5

the gram is usually ordered 1st for this organism

Answer 5

bacterfia

Question 6

used to determine whether an abscess or necrosis is bacterial in origin

Answer 6

gram stains

Question 7

3 infections that can be clarified with a gram stain

Answer 7

meningitis, pneumonia, wounds

Question 8

allows classification of bacilli into acid-fast and non acid-fast bacilli

Answer 8

acid fast stains

Question 9

important test for mycobacterium bacilli containing thick waxy cell walls

Answer 9

acid fast stains

Question 10

organism of tuberculosis

Answer 10

M. tuberculosis

Question 11

agent of leprosy

Answer 11

M. leprae

Question 12

acid fast bacterial cell wall stain this color

Answer 12

bright red

Question 13

initial stain of acid fast stain

Answer 13

carbol fuchsin

Question 14

counter stain of acid fast stain

Answer 14

methylene blue

Question 15

other bacterial background tissue and components stain this color after decolorization and counter stain

Answer 15

blue

Question 16

fluorescent stain that stains TB, utilizing heat

Answer 16

auramine-rhodamine fluorescent technique

Question 17

mycobacteria appear this color against a greenish background in A-R fluorescent stain

Answer 17

bright yellow or orange

Question 18

mycobacteria show this color fluorescence when examined under a fluorescent microscope

Answer 18

red-yellow

Question 19

disease produced by fungus

Answer 19

mycosis

Question 20

fungal walls are rich in

Answer 20

polysaccharides

Question 21

can detect fungi in sputum, lung biopsies, skin infections

Answer 21

GMS stain

Question 22

when polysaccharides are oxidized they form reactive aldehyde groups which can be detected by these types of stains

Answer 22

silver

Question 23

tissue is oxidized then impregnated with methenamine silver solution, then counterstained to visualize

Answer 23

fungus

Question 24

agryophillic so absorb silver from solution, but need reducing solution to make silver visible

Answer 24

spirochetes

Question 25

used to demonstrate syphilis, H. pylori, cat scratch fever

Answer 25

warthin-starry stain

Question 26

Dieterle's, Steiner are stains that stain

Answer 26

spirochetes

Question 27

curved or spiral shaped bacteria

Answer 27

H. pylori

Question 28

found in high percentages in the stomach/duodenum of patients with chronic gastritis or duodenal ulcers

Answer 28

h. pylori

Question 29

associated with duodenal and gastric ulcers, and gastric malignancies

Answer 29

gastritis due to h. pylori

Question 30

can weaken protective coating of stomach and duodenum, allowing digestive juice to irritate linings

Answer 30

h. pylori

Question 31

if there is a clinical history of chronic gastritis, order this stain

Answer 31

H pylori