Mlab 2534 Microbiology Midterm
You may move between the questions. Once you submit your test it is finalized. You have 200 minutes for this exam.
- 1.1. Identify the bacteria which is indole-negative and oxidase-positive?
- A.
A. Staphylococcus
- B.
B. Streptococcus
- C.
C. Neisseria
- D.
D. Pseudomonas
- 2.2. The most common cause of cystitis (after Escherichia coli) in healthy sexually active women
- A.
A. Staphylococcus saprophyticus
- B.
B. Proteus mirabilis
- C.
C. Pseudomonas aeruginosa
- D.
D. Klebsiella pneumoniae
- 3.3. The bacterial sore throat is caused by
- A.
A. Staphylococcus aureus
- B.
B. Haemophilus spp
- C.
C. Streptococcus pyogenes
- D.
D. Mycoplasma pneumoniae
- 4.4. An example of enriched media is
- A.
A. MacConkey
- B.
B. Chocolate
- C.
C. CNA
- D.
D. MacConkey with Sorbitol
- 5.5. Staph Aureus appear on a gram stain as
- A.
A. Gram positive grape like clusters
- B.
B. Gram negative grape like clusters
- C.
C. Gram positive cocci in chains
- D.
D. Gram postive rods
- 6.6. What does campylobactor look like on a gram stain?
- A.
A. Airplane wings
- B.
B. Gull wings
- C.
C. Spiral rod
- D.
D. Grape like clusters
- 7.7. What does strep pneumo look like on a gram stain?
- A.
A. Gram positive lancet shaped dipplococci
- B.
B. Gram positive rods
- C.
C. Gram negative rods
- D.
D. Gull Wings
- 8.8. How do you test for inducible clindimiacyn?
- A.
A. A Test
- B.
B. B Test
- C.
C. C Test
- D.
D. D Test
- 9.9. What temperature do Pschycrophiles like?
- A.
A. 37 c
- B.
B. 42 c
- C.
C. 15 c
- D.
D 50 c
- 10.10. Obligate anaerobes are
- A.
A. enhanced by O2
- B.
B. harmed by O2
- C.
C. neither harmed or enhanced by O2
- D.
D. both harmed and enhanced by O2
- 11.11. A method for incubating anaerobes is
- A.
A. hyperbaric chamber
- B.
B. O2 incubator
- C.
C. room air
- D.
D. Candle Jar
- 12.12. An example of a Capnophile is
- A.
A. E. Coli
- B.
B. K. Pneumo
- C.
C. Staph Aureus
- D.
D. Campylobactor
- 13.13. Which completely kills bacteria?
- A.
A. Disinfectant
- B.
B. Bacterostatic
- C.
C. Bacteriocide
- D.
D. Alcohol
- 14.14. A Mueller Hinton Plate is mainly used for
- A.
A. Susceptibility
- B.
B. Organism ID
- C.
C. Yeast
- D.
D. Fungus
- 15.15. 0.5 McFarland's contains approximately how many bacteria?
- A.
A. 10^2
- B.
B. 10^16
- C.
C. 10^12
- D.
D. 10^8
- 16.16. ESBL stands for
- A.
A. Enhanced spectrum beta lactamase
- B.
B. Enriched spectrum beta lactamase
- C.
C. Evolved spectrum beta lactamase
- D.
D. Extended spectrum beta lactamase
- 17.17. If a K. Pneumo is found to be an ESBL, which antibiotics would automatically be reported as resistant?
- A.
A. Streptogramins, oxazdidinones, and macrolides
- B.
B. Glycopeptides, aminiglycides and tetracyclines
- C.
C. Cephalosporins, aztreoman, and pennicillins
- D.
D. Ciproflaxinc, norfloxacin, and clyndamycin
- 18.18. What organism do you streak down the center for a CAMP test?
- A.
A. Strep A
- B.
B. Staph Aureus
- C.
C. E. Coli
- D.
D. S. Sapro
- 19.19. What is the leading cause of UTIs in females?
- A.
A. K. Pnuemo
- B.
B. E.Coli
- C.
C. Acintobactor
- D.
D. S. Sapro
- 20.20. What is the second leading cause of UTIs in Females?
- A.
A. K. Pnuemo
- B.
B. E.Coli
- C.
C. Acintobactor
- D.
D. S. Sapro
- 21.21. Bordet- Gengou Agar is used to isolate
- A.
A. Legionella
- B.
B. Bordatella Pertussis
- C.
C. H. Pylori
- D.
D. Campylobactor
- 22.22. What temperature does campylobactor prefer
- A.
A. 15 c
- B.
B. 35 c
- C.
C. 42 c
- D.
D. 50 c
- 23.23. What causes necrotizing fasciitis?
- A.
A. Strep A
- B.
B. Strep B.
- C.
C. Strep C.
- D.
D. Strep D
- 24.24. Rheumatic Fever is caused by which streptolysin of strep a
- A.
A. A
- B.
B. S
- C.
C. O
- D.
D. R
- 25.25. Which organism would you use an optichin disk with
- A.
A. Strep Pneumo
- B.
B. Strep B (agalactaie)
- C.
C. Strep Pyogenes
- D.
D. Strep Bovis
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