Q. Pacemaker is __________

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Q. SA node is located in _____

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Q. “Bundle of HIS” is made up of _________

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Q. Blood enters into the heart because of muscles of _______

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Q. The opening of right atrium into right ventricle is guarded by _______

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Q. Mitral valve is present between __________

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Q. Cardiac output is determined by _______

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Q. In human being the duration of cardiac cycle is ___________

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Q. The volume of blood each ventricle pumps out during a cardiac cycle is about ___________

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Q. What is the definition of the cardiac cycle?

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Q. Name the three phases of cardiac cycle in the order ____________

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Q. An electrocardiogram is a graphic illustration of ____________

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Q. The P wave of the ECG represents _______________

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Q. Which of the following is not true for ventricular systole?

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Q. The two distinct heart sounds during the cardiac cycle are lub and dup.

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Q. Heart beat initiates from ________

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Q. An artificial pace maker is implanted and connected to the heart in patients ___________

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Q. A heat murmurs indicates a defective ___________

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Q. Choose the correct pathway of the transmission of impulses in heart beat.

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Q. In ECG the depolarization of atria is indicated by __________

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