A patient presents to the emergency department with respiratory distress syndrome. The patient’s respiratory rate is 28 breaths per minute and oxygen saturation is 80% on room air. At the cellular level, the nurse knows which molecule is present in relative overabundance?

The 18-year-old female patient reports menorrhagia, easy bruising, and epistaxis. Her family history is notable for maternal hypertension, a brother with hemophilia A, and a father who died of stroke at age 48. Which question is most important to ask the patient?   

The nurse is called to the intubated patient’s room by the patient's child who reports a large gush of red-tinged fluid from a transverse abdominal wound after the patient coughed. While calling for help, the nurse ensures the patients bed is set to which degree angle?