A 16-year-old man was struck by a vehicle while crossing the street. A bruise over the right upper quadrant of his abdomen should lead you to suspect possible injury to the:

Your patient is a 32-year-old woman who has taken an unknown quantity of unknown pills. All of the following are questions that should be asked during your assessment EXCEPT:

A) When did you ingest the substance? B) Where did you get the substance? C) What did you ingest? D) How much did you ingest?

Which of the laboratory findings are consistent in a patient presenting with ulcerative colitis or bacterial dysentery?

A) Black tarry stool B) Normal fecal-reducing substance C) Increased coproporphyrinIII/I ratio D) Abnormal leukocyte and cell count estimations