Question

(ii) The ECG graph below represents the activity of a healthy human heart during a
cardiac cycle with a peak at point R.

10 mm = 1 mV
PR
0.20 sec
ST
Which of the following, according to you is responsible for the peak 'R'?
(a) Vigorous exercise
(b) Ventricular Systole
(c) Ventricular Diastole
(d) Joint diastole

Answer 1

Answer:

b) ventricular systole

thanks....

Answer 2

Answer:

b) Ventricular Systole

Explanation:

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