Which of the following best describes bulk flow of gas into and out of the lungs?
A) convective ventilation
B) asymmetric velocity profiles
C) Pendelluft
D) Taylor dispersion
A
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The emergency medical dispatcher has just finished interrogating a caller. The next step would be for the dispatcher to:
A) follow established guidelines to determine the appropriate level of response. B) call the patient's insurance company for preapproval. C) contact the patient's physician to determine the legitimacy of the call. D) send a first responder engine company and paramedics.
Nasopharyngeal airways should NOT be used:
A) in patients with a gag reflex. B) if suctioning of the airway is needed. C) if the tongue is the airway obstruction. D) in the presence of a basilar skull fracture.
The type of permanent pacemaker where the lead wire is inserted into the right ventricle is a(n) ________ pacemaker.
A. ventricular B. AV sequential C. atrial D. septal
Which item is placed in the file drawer or shelf to substitute for a file that has been temporarily removed?
A) Tickler B) Divider C) Index D) Outguide