Question
Asked by ashleynipper
A 41-year-old woman with a long history of severe persistent asthma was admit ted to the emergency room with serious labored respiration. Physical assessment showed a distressed patient with dyspnea and severe cyanosis. Vital signs were blood pressure 140/90 mm Hg, heart rate 130 bpm, respirations 30/min. The patient’s cyanosis indicated a serious ventilation/perfusion mismatch, and inhaled albuterol, given immediately, was able to improve cyanosis and to decrease dyspnea. Which of the following actions most likely mediated these drug effects in the patient’s disorder?
A. Increased bronchial secret ions
B. Decreased pulmonary perfusion
C. Increased pulmonary ventilation
D. Decreased pulmonary artery pressure
E. Increased mucociliary clearance
SCIENCE
HEALTH SCIENCE
NURSING
MSN – FNP 591