The semilunar valves open when the
A) impulse arrives at the AV node.
B) atrial and ventricular pressures are equal.
C) atrial pressure exceeds the ventricular pressure.
D) ventricular pressure exceeds the aortic and pulmonary arterial pressures.
D
Health Professions
You might also like to view...
If a defibrillator manufacturer claims that its device terminates ventricular fibrillation on the first shock 95% of the time, you should:
A. avoid purchasing the device because this claim is unrealistic. B. recognize that this does not mean it will save more lives. C. purchase the device based solely on the manufacturer's claim. D. determine which device the American Heart Association suggests.
Health Professions
What is the normal range of motion for eversion?
A) 10 to 15 degrees B) 20 to 30 degrees C) 30 to 50 degrees D) 60 to 75 degrees
Health Professions