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Question
Draw a neat diagram of the conducting system of human heart and label AV node, Bundle of His and Purkinje fibres.
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Solution
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RELATED QUESTIONS
The diagram given alongside represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
Name the phase.
Name the following:
The valve of right auriculo-ventricular aperture.
Match the terms given in column I with terms in Column II:
| Column I | Column Il |
| (i) Left-auricle | (a) Clotting |
| (ii) Right auricle | (b) Thebasius valve |
| (iii) Left ventricle | (c) Pulmonary vein |
| (iv) Right-ventricle | (d) Aorta |
| (v) Fibrin | (e) Pulmonary arch |
Choose the correct answer:
Which chamber of the heart has the thickest wall?
______ externally separates ventricles from each other.
Analogy:
Skeletal muscle: Muscle of arm.
Cardiac muscle: ______.
The rate of heartbeat is determined by ______.
Mammalian lungs have enormous number of minute alveoli, which permits more ______.
What is the role of Heart valves in human heart?
State the exact location of the following structure.
Papillary muscles
