Benign neoplasms typically grow slowly, are __________, and do not metastasize

The goal of emergency response is for BLS care to arrive in fewer than 4 minutes and ALS care to arrive in fewer than 8 minutes

Indicate whether the statement is true or false

A 75-year-old man with a long history of COPD is brought to the emergency department with shortness of breath

He has a persistent, productive cough with green purulent sputum, cyanosis of the lips and ex-tremities, and is uncooperative. His arterial blood gas values on 2 L/min by nasal cannula are: pH = 7.25; PaCO2 = 90 mm Hg; PaO2 = 38 mm Hg; SaO2 = 59%; HCO3? = 38 mEq/L. The most ap-propriate action at this time is which of the following? a. IPPB b. Mask CPAP c. NIV via full face mask d. Invasive mechanical ventilation