The velocity of conduction in the Purkinjie fibers of the heart is__________________?

Related Mcqs:

Normally, the rate of the heart beat in a human is determined by _________________?

A. The bundle of His B. All cardiac muscle C. The sinoatrial node D. The cervical ganglion...

First heart sound occurs during the period of________________?

A. Isotonic relaxation B. Isovolumetric relaxation C. Isovolumetric contraction D. Isotonic contraction...

The dicrotic notch on the aortic pressure curve is caused by_________________?

A. Closure of the pulmonary valve B. Rapid filling of the left ventricle C. Closure of the aortic valve D. Contraction of the atria...

Parasympathetic stimulation of heart causes______________?

A. SA node decreases firing B. Increased AV node excitability C. Decreased ventricular contraction D. Tachycardia...

Cardiac cycle duration in man is_______________?

A. 0.4 seconds B. 0.8 seconds C. 1.2 seconds D. 1.6 seconds...