Vivekanand Vidya Vihar Maral Sarovar
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🫀 Heart
📹 Video Lesson
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📹 Video Lesson
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📹 Video Lesson
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📝 Take Heart Quiz
1. The human heart is made up of how many chambers?
2
3
4
2. Which chamber of the heart receives oxygenated blood from the lungs?
Right atrium
Left atrium
Right ventricle
3. The largest artery in the human body is:
Pulmonary vein
Vena cava
Aorta
4. The heart beat is initiated by:
Brain
SA node (pacemaker)
AV node
5. What is the normal heartbeat rate in adults?
40–60 per minute
60–100 per minute
100–140 per minute
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