Question

Which cne of the following is a correct matching pair?
a) Lubb - Sharp closure of AV valves at the beginning of
ventricular systole.
() Dup - Sudden opening of semilunar valves at the
beginning of ventricular diastole.
(c) Pulsation of the radial artery valves in the blood vessels.
Purkinje fibers - Initiation of the heart beat.​

Answer 1

Answer:

a)Lubb-sharp closure of A.V. valves at the beginning of ventricular systole