Joe is a 62 year old male who presents to the emergency depa…

Joe is a 62 year old male who presents to the emergency department with bloody emesis.  Upon interview, he reports tarry, black stools.  He has sleep apnea and osteoarthritis (treated with ibuprofen 600 mg three times daily).  An endoscopy is scheduled in two hours.  Which of the following strategies is appropriate for his immediate situation?  

Jenna is a 16 year old female who is brought by her mother t…

Jenna is a 16 year old female who is brought by her mother to the emergency department.  Jenna was previously healthy, is now in no apparent distress, and reports that she ingested a bottle of baby aspirin. Which of the following lab results is expected in this situation? 

Joseph is a 44 year old male who was previously healthy.  He…

Joseph is a 44 year old male who was previously healthy.  He presents with severe diarrhea for the past 10 days, likely due to norovirus infection.  He is moderately dehydrated.  His lab results are listed below.  Which of the following acid-base disturbances is present?  Na 142 mEq/L;   K 3.2 mEq/L  Cl 110 mEq/L;  HCO3 20 mEq/L; Glucose 110 mg/dL; BUN 25 mg/dL; Scr 1.1 mg /dL pH 7.34; PaCO2 25 mmHg; PaO2 96 mmHg;  bicarbonate 18 mEq/L

While discussing the difference between fetal and neonatal c…

While discussing the difference between fetal and neonatal circulation, the nurse discusses three fetal shunts in fetal circulation. The nurse knows that one shunt is between the right and left atrium, allowing blood to bypass the lungs. This shunt is called the