QRS complex in an ECG is not related to
A. Ventricular contraction
B. A measure of determining the heartbeat
C. Stroke volume of the cardiac cycle
D. Ventricular depolarization

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Solution

Ventricular depolarisation as this occurs at t wave

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Similar questions

Which of the following correctly explains a phase/event in the cardiac cycle in a standard electrocardiogram?
(a) QRS complex indicates atrial contraction.
(b) QRS complex indicates ventricular contraction
(c) Time between S and T represents atrial systole.
(d) P-Wave indicates the beginning of ventricular contraction.

Match column I with column II regarding the standard ECG of a normal person.
$\begin{matrix} C o l u m n - I & C o l u m n - I I (a) & P - w a v e & (i) & A t r i a l d e p o l a r i z a t i o n (b) & Q R S w a v e & (i i) & V e n t r i c u l a r d e p o l a r i z a t i o n (c) & T w a v e & (i i i) & V e n t r i c u l a r r e p o l a r i s a t i o n \end{matrix}$

Q. At which point of ECG, the initiation of ventricular contraction is marked by

Q. Match the columns and choose the correct option.

	I		II
(i)	Stroke volume	(a)	70-75 action potential per minute
(ii)	Cardiac output	(b)	Ventricular repolarisation
(iii)	SAN	(c)	70 ml of blood per cardiac cycle
(iv)	P-wave	(d)	5000 ml of blood per cardiac cycle
(v)	T-wave	(e)	Atrial depolarisation

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QRS complex in an ECG is not related to A. Ventricular contraction B. A measure of determining the heartbeat C. Stroke volume of the cardiac cycle D. Ventricular depolarization

Ventricular depolarisation as this occurs at t wave

QRS complex in an ECG is not related to
A. Ventricular contraction
B. A measure of determining the heartbeat
C. Stroke volume of the cardiac cycle
D. Ventricular depolarization