Chapter 24: Microbiology Study Guide Test.

Chapter 24: Microbiology Study Guide Test. Answer: D - CORRECT ANSWER 1) Which of the following statements about otitis media is false? A) It is caused by Streptococcus pyogenes. B) It is a complication of tonsillitis. C) It is transmitted by swimming pool water. D) It is caused by rhinovirus. E) It is caused by Staphylococcus aureus. Answer: C - CORRECT ANSWER 2) Which of the following does NOT confirm a diagnosis of strep throat? A) Hemolytic reaction B) Bacitracin inhibition C) Symptoms D) Serological tests E) Gram stain Answer: D - CORRECT ANSWER 3) Penicillin is used to treat all of the following EXCEPT A) Streptococcal sore throat. B) Diphtheria. C) Pneumococcal pneumonia. D) Mycoplasmal pneumonia. E) Scarlet fever. Answer: B - CORRECT ANSWER 4) Mycoplasmal pneumonia differs from viral pneumonia in that A) Mycoplasmal pneumonia doesn't have any known etiologic agent. B) Mycoplasmal pneumonia is treated with tetracyclines. C) Viral pneumonia is treated with tetracyclines. D) The symptoms are distinctly different. E) Mycoplasma can't be cultured. Answer: C - CORRECT ANSWER 5) Which of the following diseases is NOT correctly matched to a virulence factor? A) Diphtheria - exotoxin B) Scarlet fever - exotoxin C) Pneumococcal pneumonia - exotoxin D) Haemophilus pneumonia - endotoxin E) Whooping cough - endotoxin Answer: C - CORRECT ANSWER 6) Which of the following pairs is mismatched? A) Corynebacterium - gram-positive rod B) Mycobacterium - acid-fast rod C) Mycoplasma - gram-positive pleomorphic rod D) Bordetella - gram-negative pleomorphic rod E) Haemophilus - gram-negative rod Answer: A - CORRECT ANSWER 7) Which of the following microorganisms causes symptoms most like tuberculosis? A) Histoplasma B) Coccidioides C) Legionella D) Mycoplasma E) Influenzavirus