Quick quiz for bacteria

Question 1

Gram neg, bacili/rod, lactose fermenting, normal intestinal flora

Answer 1

Klebsiella pneumonia

Question 2

Gram neg, bacili/rod, lactose fermenting, cause diarrhea/dysentery/meningitis/pneumonia

Answer 2

E coli

Question 3

Gram neg, bacili/rod, non lactose fermenting, oxidase positive

Answer 3

Pseudomonas aeruginosa

Question 4

Gram neg, bacili/rod, non lactose fermenting, oxidase neg, produce hydrogen sulphide in Triple Sugar Iron Agar

Answer 4

Salmonella

Question 5

Gram neg, bacili/rod, non lactose fermenting, oxidase neg, DOES NOT produce hydrogen sulphide in Triple Sugar Iron Agar

Answer 5

Shigella, Yersinia

Question 6

Gram neg, Diplococci, maltose fermenting

Answer 6

Neisseria meningiditis (M&M)

Question 7

Gram neg, Diplococci, NON maltose fermenting

Answer 7

Neisseria gonorrhea

Question 8

Gram neg, Coccobacilli (2)

Answer 8

Bordetella pertussis
Haemophilus influenza (epiglossitis HiB)

Question 9

Gram neg, comma shaped, oxidase positive, catalase positive, urease positive

Answer 9

Helicobacter Pylori

Question 10

Gram neg, comma shaped, oxidase positive, grow in high deg (42deg)

Answer 10

Campylobacter jejuni

Question 11

Gram neg, comma shaped, oxidase positive, grows in alkaline medium

Answer 11

vibrio cholerae

Question 12

Gram positve, bacili/rod, aerobic, facultative intracellular, form actin rocket tail

Answer 12

Listeria monocytogens

Question 13

Gram positve, bacili/rod, aerobic, spore forming, has Poly D-glutamate capsule

Answer 13

Bacillus anthracis, Bacillus cereus

Question 14

Gram positive, long branching filament, aerobes, acid fast

Answer 14

Nocardia

Question 15

Gram positive, long branching filament, anaerobes, cause yellow sulfur granules

Answer 15

Actinomyces (dental, maxillofacial trauma)

Question 16

Gram positive, cluster of cocci, catalase positive, coagulase positive

Answer 16

Staph aureus

Question 17

Gram positive, cluster of cocci, catalase positive, coagulase negative, novobiocin sensitive

Answer 17

Staph epidermidis

Question 18

Gram positive, cluster of cocci, catalase positive, coagulase negative, novobiocin resistant

Answer 18

Staph saprophyticus

Question 19

Gram positive, pairs/chains of cocci, catalase negative, complete hemolysis, bacitracin sensitive, L-Pyrrolidonyl Arylamidase positive

Answer 19

strep pyogene

Question 20

Gram positive, pairs/chains of cocci, catalase negative, complete hemolysis, bacitracin resistant, L-Pyrrolidonyl Arylamidase negative

Answer 20

strep agalactiae

Question 21

Gram positive, pairs/chains of cocci, catalase negative, partial hemolysis, soluble in bile, optochin sensitive

Answer 21

Strep pneumoniae

Question 22

Gram positive, pairs/chains of cocci, catalase negative, partial hemolysis, NON- soluble in bile, optochin resistant

Answer 22

Strep viridans

Question 23

Gram positive, pairs/chains of cocci, catalase negative, NON-hemolysis, grow in bile AND hypertonic 6.5% NaCl solution, L-Pyrrolidonyl Arylamidase positive

Answer 23

Enterococcus

Question 24

Gram positive, pairs/chains of cocci, catalase negative, NON-hemolysis, grow in bile but no growth in hypertonic 6.5% NaCl solution, L-Pyrrolidonyl Arylamidase negative

Answer 24

Strep bovis