How much time auricular systole, ventricular systole and joint diastole persist separately?
0.1 second, 0.3 second and 0.4 second respectively.
How much time auricular diastole persists?
How much time ventricular diastole persists?
Why S.A. node is called pacemaker of heart?
What is serum?
What is the role of valves?
Why are walls of auricles thinner than walls of ventricles?
Which is the largest artery?
Name the layers of the heart ?
What is pericardium?