Microbiology

Quiz

Solve the quiz below and win prizes

Email your answers to kem_micro@vsnl.net

Just write the Question number and the answer.

1. Which of the following Streptococci is used in the production of buttermilk and cheese?

A] S. salivarius
B] S. mutans
C] S. faecalis
D] S. lactis

2. Which of the following statements about infection-related acute glomerulonephritis are correct?

A] Viral infections are most commonly implicated
B] Smokey urine is suggestive of post-streptococcal glomerulonephritis
C] Haemolytic-uraemic syndrome occurs after infection with E. coli 0157
D] Post-streptococcal glomerulonephritis should be treated with corticosteroids
E] Angiotensin converting enzyme inhibitors (ACE inhibitors) are contra-indicated in all patients with renal failure

Source: http://www.bris.ac.uk/Depts/Physiology/ugteach/ugindex/m2_index/renal_microbiology/quest1ans.html

3.Laboratory report on 72yr old male with long term indwelling urinary catheter.
WHITE CELL COUNT 20-30 / hpf
RED CELL COUNT 50/hpf
Squamous cells 0 / hpf
Culture:
Enterobacter cloacae >100,000 cfu /ml
Enterococcus faecalis <10,000 cfu/ml
Antibiotic sensitivities:
Enterobacter cloacae sensitive to ciprofloxacin and gentamicin only Enterococcus faecalis sensitive to ampicillin
A] Does the patient have an urinary tract infection?
B] Does the patient require treatment with antibiotics and if so which one and for how long?

Source: http://www.bris.ac.uk/Depts/Physiology/ugteach/ugindex/m2_index/renal_microbiology/diquest3ans.html

4. At present in VCCTCs in Mumbai, EQAS is carried out every

A] month
B] quarter
C] half-yearly
D] yearly

5. Class I cabinets are open-fronted, negative pressure, exhaust protected cabinets for personnel protection which can be used for all but Hazard Group 4 pathogens.

True or False

6. Dengue virus belongs to the genus

A] Flavi
B] Alpha
C] Toga
D] Bunya

7. VRE are van A phenotype when they demonstrate high level resistance to _________________ and __________________ .

8. Identify

9. The most common organism causing mycotic keratitis in India is

A] Fusarium
B] Penicillium
C] Aspergillus
D] Candida

10. The preferred disinfectant for heat sensitive instruments is

A] Ethanol
B] Gluteraldehyde
C] Orthophthalaldehyde
D] Sodium hypochlorite