A wide QRS at a rate of 20 to 40 beats per minute is called:
a. ventricular bradycardia.
b. ventricular standstill.
c. ventricular tachycardia.
d. idioventricular.
D
Health Professions
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The respiratory therapist is monitoring the cuff pressure of a tracheostomy tube inserted in a pa-tient who is receiving mechanical ventilation
The cuff pressure is measured at 41 cm H2O. The respiratory therapist should immediately do which of the following? a. Inject more air through the pilot balloon. b. Release some of the air from the cuff. c. Insert a new tracheostomy tube. d. Do nothing; everything is acceptable.
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The lumens of veins are larger than the lumens of arteries
a. True b. False Indicate whether the statement is true or false
Health Professions