Rhythmic Excitation of Human Heart: Part 1 Past Year (1998 - 2005) MCQs Body Fluids and Circulation Zoology NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

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Impulse of heartbeat originates from:
1. S.A. Node
2. A. V. Node
3. Vagus Nerve
4. Cardiac Nerve

Subtopic: Rhythmic Excitation of Human Heart: Part 1 |

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The cardiac pacemaker in a patient fails to function normally. The doctors find that an artificial pacemaker is to be grafted into him. It is likely that it will be grafted at the site of:

1. Purkinje system

2. Sinoatrial node

3. Atrioventricular node

4. Atrioventricular bundle

Subtopic: Rhythmic Excitation of Human Heart: Part 1 |

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