Health-system pharmacies provide services ________ hours a day

You are assessing a patient with altered mental status. Which assessment finding contraindicates the use of the nonrebreather face mask?

A) Confusion B) Respiratory rate of 18, with poor tidal volume C) Clear and equal breath sounds D) Respiratory rate of 24 breaths per minute

Which of the following pathophysiologic conditions can result from acute airway narrowing and increases in airway resistance during respiratory failure caused by airflow obstruction? I. lung regions that cannot be completely emptied II. decreased pulmonary compliance III. respiratory muscle overload IV. impaired cardiac filling

A. I, III only B. I, II, IV only C. I, III, IV only D. II, III, IV only