Mycoplasma and mycology

Description

Mycology, mycoplasma, chlamidya and rickettsia
Marina Michail
Quiz by Marina Michail, updated more than 1 year ago
Marina Michail
Created by Marina Michail over 8 years ago
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Resource summary

Question 1

Question
Serological tests are reliable in:
Answer
  • Atypical pneumonia
  • Trachoma
  • Non Gonococcal urethritis
  • Lymphogranuloma venerum

Question 2

Question
Which of the following doesn't describe trachoma?
Answer
  • causes mucopurulent conjunctivitis
  • can lead to blindness
  • caused by serotypes D-K
  • causative organism can,t be isolated on artificial culture media

Question 3

Question
Brill Zinsser disease refers to:
Answer
  • Recurrent epidemic typhus
  • Q fever
  • Rickettsial pox
  • Recurrent atypical pneumonia

Question 4

Question
Disease caused by raising chicken with an undiagnosed disease is:
Answer
  • Q fever
  • Relapsing fever
  • Leptospirosis
  • Ornithosis

Question 5

Question
Patient having a dog with areas of hair loss suffered from itchy inflammed lesions. What would you expect to find on KOH of skin scrapping?
Answer
  • branching hyphae with basideospores
  • yeast cells
  • pseudophyte
  • unbranching hyphae with some breaking into arthroconidia

Question 6

Question
50 year old AIDS patient presents with fever and signs of meningitis. Examination of CSF sediment stained with indian ink revealed yeast cells. The causative organism is:
Answer
  • Candida
  • Mucor
  • Cryptococcus
  • Aspergillus

Question 7

Question
Which of the following patients is at high risk of invasive aspergillosis?
Answer
  • Patient with bronchial asthma
  • Patient with Ig G deficiency
  • AIDS patient with CD 4 count less than 50
  • Patient with deficiency in complement component

Question 8

Question
30 year old HIV patient with mouth pain and difficulty of swallowing. Examination reveals white plaques on oropharyngeal mucosa. Causative organism is:
Answer
  • Septate filamentous fungus
  • Spirochate growing in rabbit testis
  • Part of normal flora
  • Yeast that forms pseudohyphae when invades tissue

Question 9

Question
AIDS patient suffering cough and dyspnea. Chest x ray shows interstitial infiltration with ground glass appearance. The most likely organism is:
Answer
  • Crytococcus neorformans
  • Histoplasma capsulatum
  • Toxoplasma gondii
  • Pneumocystis jirovecii

Question 10

Question
Patient with heart valve transplant presents with chest pain, hemoptysis and chills. He died within few hours. Autopsy showed septate acutely branching hyphae. The organism is:
Answer
  • Cryptococcus
  • Mucor
  • Aspergillus
  • Histoplasma
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