When was the first fire engine purchased in Colonial North America?

When ventilating a patient with a bag-mask device, you should:

a. look for inflation of the cheeks b. look for signs of the patient breathing on his or her own c. look for rise and fall of the chest d. listen for gurgling

Absolute contraindications for postural drainage include which of the following?

1. Head and neck injury (until stabilized) 2. Active hemorrhage with hemodynamic instability 3. Uncontrolled airway at risk for aspiration a. 1 and 2 only b. 2 and 3 only c. 1 and 3 only d. 1, 2, and 3