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WorksheetsRESPIRATORY SYSTEM: MICROBIOLOGY, PHARMACOLOGY AND VIROLGY 2
Total questions: 20
Worksheet time: 14mins
A 40 year old man reports to casualty. He was previously diagnosed with community acquired pneumonia. On examination he is confused, and respiratory rate of 32 bpm blood preessure of 86/58 mmHg. what is the CRB-65 score for this patient?
0
1
3
4
Which of the following factors does not determine the likelihood of TB transmission?
immune status of the person
time exposed to the TB contaminated air
sitting with a patient who was diagnosed with TB and taking her medications for 3 months
Number of organism expelled into the air
Which of the following is an advantage of microscopy in diagnosis of TB.
monitoring treatment success
low sensitivity
cannot detect drug resistance
Does not distinguish mycobacteria spp
Which of the following microbiological diagnosis in phenotypic tests is gold standard in diagnosing drug resistance TB?
microscopy
Culture
DNA extraction
Line probe assay
Which of the following is NOT challenge of TB diagnosis.
lost specimen
specimen labelled correctly
poor quality sputum
contaminated sputum
It is defined as a pneumonia not incubating at the time of hospital admission and occurring 48 hours and more after admission
(a)
Which of the following is the commonest cause of community acquired pneumonia
Streptococcus pneumonia
pseudomonas aeroginosa
legionella
Mycoplasma pneumonia
What is the major virulence determinant in streptococcus pneumoniae which interferes with complement deposition on the organism thus preventing phagocyte recognition and engulfment
(a)
Pertusis commonly affects...
teenagers
middle aged
infants
Septugenarians
A 4 year old boy boy was brought to casualty department by his father. He complained of fever, malaise and sneezing. He later developed paroxysmal coughing, which are typoically worse at night. what is the most likely diagnosis?
Bordetella pertusis
intestinal malrotation
Tubercolosis
Pyrexia
It is defined as microorganisms that live on another organism(human or animal) without causing disease.
(a)
The following drug is a cell wall synthesis inhibitor
penicillin
gentamycin
ciprofloxacin
erythromycin
Which of the following is not a characteristic of of mycobacterium tuberculosis
Acid fast bacillus
mycolic acids within cell wall
slow growing
anaerobic
Which of the following is a cough suppressant
Antitussive
Expectorants
mucolytic
mucokinetics
In phase 2 of TB treatment which 2 drugs are used over a period of 4 months?
Rifampicin and isoniazid
Rifampicin and ethambutol
Rifampicin and Erythromycin
Streptomycin and Pyrazinamide
Complicated form of Extra-pulmonary tubercolosis is treated for how long
4 months
7 months
6 months
9 months
In 1957 the H2N2 influenza A pandemic that killed 2 million people was also known as...
Spanish influenza
Asian flu
Hong kong flu
swine flu
The abrupt change of antigenicicity due to genetic reassortment between two viruses from different host species producing a novel virus, also causes pandemics.
(a)
Which of the following is not a factor affecting vaccine respond
Age
social status
obesity
chronic underlying conditions
The process that results in the production of a new genome derived from two parental genomes.
(a)
