09-07-2007, 06:39 AM
An autopsy is performed on a man who suddenly began vomiting voluminous quantities of blood and exsanguinated.
Which of the following organisms is most likely implicated in the pathogenesis of this disease?
A. Cryptosporidium parvum
B. Entamoeba histolytica
C. Escherichia coli
D. Helicobacter pylori
E. Mycobacterium tuberculosis
Which of the following organisms is most likely implicated in the pathogenesis of this disease?
A. Cryptosporidium parvum
B. Entamoeba histolytica
C. Escherichia coli
D. Helicobacter pylori
E. Mycobacterium tuberculosis