Showing posts with label Microbiology Chapter 21. Show all posts
Showing posts with label Microbiology Chapter 21. Show all posts

A 17-year-old boy has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This infection is caused by

A 17-year-old boy has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This infection is caused by



A) Acanthamoeba.
B) herpes simplex virus.
C) Propionibacterium acnes.
D) Staphylococcus aureus.
E) Streptococcus pyogenes


Answer: propionibacterium acnes

Which of the following pairs is mismatched?

Which of the following pairs is mismatched?



A) chickenpox — poxvirus
B) conjunctivitis — Chlamydia trachomatis
C) keratitis — Acanthamoeba
D) otitis externa - Pseudomonas
E) Buruli ulcer — Mycobacterium


Answer: chickenpox - poxivirus