How is defibrillation used to treat life-threatening cardiac conditions, and what is its mechanism?
1 Answer How can artificial pacemakers regulate the heart rate, and in what situations are they used?
1 Answer What causes normal heart sounds, and how do changes in blood flow relate to the closure of the atrioventricular and semilunar valves?
1 Answer How do conducting fibres ensure the coordinated contraction of the entire ventricle wall?
1 Answer How does this delay allow time for atrial systole before the atrioventricular valves close?
1 Answer What is the purpose of the delay between the arrival and passing on of a stimulus at the atrioventricular node?
1 Answer Why can signals from the sinoatrial node not pass directly from the atria to the ventricles?
1 Answer How does the structure of cardiac muscle cells allow the propagation of stimuli through the heart wall?
1 Answer How have scientific studies contributed to educating the public about “good” cholesterol (HDL), and how does it impact heart health?
1 Answer What is the dual blood supply to the liver, and how do sinusoids differ from capillaries in the liver’s structure?
1 Answer
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
BNO Team