An 8-year-old girl presents in the urgent care center for abdominal pain associated with some diarrhea. The physician orders a fecal calprotectin test.

Which of these fractures can be associated with a loss of up to 50% of the circulating blood volume?

a. tibia/fibula b. bilateral femur c. humerus/radius/ulna d. lumbar/sacral

Which of the following is true of insulin?

A. It is a vitamin. B. It lowers blood glucose. C. Its action is similar to that of glucagon. D. Its action is similar to that of cortisol.