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ANATOMY AND PHYSIOLOGY : HEART

ANATOMY AND PHYSIOLOGY :HEART 1.The heart is situated in the :  Thoracic cavity. 2.The function of coronary artery is to :   Supply Oxygen and nutrients to cardiac muscles. 3 Time to complete a cardiac cycle is :   0.8 seconds 4. The cardiac output termed as ;     the total volume of blood ejected in one minute. 5. Stroke volume is termed as :    The total volume of blood ejected with each heart beat. 6. Normal pacemaker of heart is :     S.A node. 7. S.A node sends impulses at a rate of :   60 to 100 times per minute. 8. The inner most layer of heart is known as:     Endo cardium. 9. he outer layer of heart is known as :   Pericardium. 10. The heart gets its nourishment through :    Coronary Arteries. 11. Left coronary artery supplies blood to :     All chambers of heart except right atrium. 12. The arteries which encircles the heart is :     Coronary Artery 13. The artery arising from left ventricle :     Aorta. 14. Muscular layer of Heart :      Mayocard

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