When Mrs. Hoffstetter passed out at the mall, paramedics found her heart rate to be 34. Which of the following medications would be appropriate to give to cause the heart rate to increase?
A) Digitalis B) Atropine C) Adenosine D) Propranolol
B
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Which of the following can impair mucociliary clearance in intubated patients? 1. Use of respiratory stimulants 2. Tracheobronchial suctioning 3. Inadequate humidification 4. High inspired oxygen concentrations
a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only
Which of the following physiologic changes would the therapist expect a patient to experience as a result of being mechanically ventilated with positive pressure? I. increased right ventricular afterload II. decreased left ventricular afterload III. decreased pulmonary vascular resistance IV. increased systemic vascular resistance
A. I, II only B. I, III only C. II, IV only D. III, IV only
Where were guinea pigs originally found?
When evaluating the MOI of a sudden deceleration injury in a motor vehicle, the AEMT should:
A) determine if airbag restraints deployed. B) assess the damage to the vehicle itself C) note if any restraint devices are in use. D) all of the above.