Answer to Question 1
ANS: D
Neutrophils and red blood cells in stool indicate bacterial gastroenteritis. Protein intolerance and parasitic infections are suspected in the presence of eosinophils. Occult blood may indicate pathogens such as Shigella, Campylobacter, or hemorrhagic Escherichia coli strains. A pH of less than 6 may indicate carbohydrate malabsorption or secondary lactase insufficiency.
Answer to Question 2
ANS: C
G. lamblia is a parasite that represents 10 of non-dysenteric illness in the United States. Shigella, Salmonella, and E. coli are bacterial pathogens.
Bacterial ribosomes
(A) Common sites for cholelithiasis; (B) a gallbladder specimen with multiple gallstones.
One of the reasons I went to Cambodia was to interview a feral child—the boy shown here—who ...
A bacterial virus
Position of the fetus in late pregnancy results in stresses on the mother’s body.
Developing Child, The