Your patient has subacute bacterial endocarditis caused by a member of the viridans group of streptococcus. Which one of the following sites is MOST likely to be the source of the organism?
A. Skin
B. Colon
C. Oropharynx
D. Urethra
Ans: C. Oropharynx
You might also like to view...
The biosynthetic pathway for chlorophyll includes approximately how many steps?
A. 3 B. 6 C. 10 D. 17 E. 40
A sheep eating by pulling the plant out of the
ground is an example of
a. parasitism. b. predation. c. commensalism. d. mutualism. e. competitive exclusion
The above figure is a photograph of
a. plant with root nodules. b. mycorrhizae. c. root hairs. d. demonstration of the effect of mutualistic Rhizobium. e. a nodule forming around area where the bacterium infect.
Which of the following vaccines can cause the disease it is designed to prevent?
A) tetanus toxoid vaccine B) oral polio vaccine C) inactivated polio vaccine D) Haemophilus influenzae capsule vaccine E) meningococcal capsule vaccine