Question

Carefully observe the diagram and identify the incorrect statement related to it

• A. In this graph, $-1,0,+1,+2$ are millivolts and $0,\mathrm{0.2.0.4},$.... are seconds.
• B. Wave $1$ represents impulse generated by SA node.
• C. Wave $5$ represents ventricular depolarisation which causes ventricular relaxation.
• D. Waves $2,3$ and $4$ represent spreading of impulse from AV node to Purkinje fibers

Answer 1

Answer: (C)

Correct answer is (c) Wave $5$ represents ventricular depolarisation which causes ventricular relaxation.