Answer:
(b)QRS Complex QRS wave
(complex) begins after a fraction of second after the P wave. It begins as a
small downward deflection (Q) and continuous as a large upright (R) and
triangular wave, ending as downward wave (S) at its base.
This represents
ventricular depolarization (ventricular contraction). Thus, the other options
are wring.
You need to login to perform this action.
You will be redirected in
3 sec