Microbiology questions

Please confirm correctness of answers to the attached questions.

2. The diagnosis of tuberculosis is aided by
a. Observation of cells with bipolar staining in the blood.
b. Recovery of acid fast rods from the sputum.
c. A skin rash on the palms and soles.
d. A positive Weil-Felix test.

22. A child suffering from repeated bouts of a violent, high-pitched cough is brought to her physician’s office. The physician is likely to diagnose infection by
a. Bordetella pertussis.
b. Streptococcus pyogenes.
c. Mycobacterium tuberculosis.
d. Haemophilus influenzae.

29. All of the following are symptoms of lethal pneumonia except
a. Death of lung tissue.
b. Increase in the elimination of carbon dioxide.
c. Fluid build-up in the lung cavity.
d. Reduction is oxygen intake.

32. Psittacosis is a respiratory disease caused by very tiny bacteria known as mycoplasmas.
a. True
b. False

37. Although Haemophilus influenzae does not cause influenza, it often causes a secondary infection in patients who have influenza.
a. True
b. False

43. Microbiologists have identified over 90 strains of Streptococcus pneumoniae based on the presence of different components in its spores.
a. True
b. False

46. The cold agglutinin screening test (CAST) is widely used to help detect pneumococcal pneumonia in a patient.
a. True
b. False

47. BCG can be used to immunize against tuberculosis but not against diphtheria.
a. True
b. False

48. An important complication of streptococcal disease is meningitis.
a. True
b. False
50. Strains of C. diphtheria without lysogenic viruses can still cause diphtheria.
a. True
b. False

Attached file(s):

Lesson 5.doc  View File