QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED 2024/2025
LATEST UPDATE
Atrioventricular valves
Prevent backflow of blood during ventricular contraction
Mitral valve
Located on the higher-pressure side of the heart
Ventricular filling
Occurs approximately 80% during diastole
Cardiac output
Influenced by heart rate and/or stroke volume
Automaticity
Ability of the heart to generate its own electrical impulses without stimulation from
nerves
Sinoatrial (SA) node
Primary electrical impulse initiator of the heart
AV node
Delays electrical impulse to allow atria to empty into ventricles
Depolarization