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 ...