front 1 The layers of the heart wall from superficial to deep are:
| back 1 epicardium, myocardium, and endocardium, pg. 663 |
front 2 Which of the following is not a difference between the left and right ventricles?
| back 2 The left ventricle receives a smaller percentage of coronary blood supply than the right ventricle., pg. 668 |
front 3 Blood within the pulmonary veins returns to the ________.
| back 3 left atrium, pg. 664 |
front 4 The term for pain associated with deficient blood delivery to the heart that may be caused by the transient spasm of coronary arteries is ________.
| back 4 angina pectoris, pg. 670 |
front 5 The role of the coronary arteries is to:
| back 5 supply blood to the heart tissue, pg 668 |
front 6 Small muscle masses attached to the chordae tendineae are the ________.
| back 6 papillary muscles, pg. 662 & 665 |
front 7 The order of impulse conduction in the heart, from beginning to end, is:
| back 7 SA node, AV node, bundle of His, bundle branches, and Purkinje fibers, pg 675 |
front 8 The P wave of a normal electrocardiogram indicates ________.
| back 8 atrial depolarization, pg 677 |
front 9 The second heart sound is heard during which phase of the cardiac cycle?
| back 9 isovolumetric relaxation, pg. 681 |
front 10 CO = ________ × SV | back 10 HR, pg. 681 |
front 11 Drag the appropriate labels to their respective targets | back 11 Pic on Iphone |
front 12 In what direction does blood flow through the heart?
| back 12 from a region of high pressure to a region of low pressure |
front 13 Atrial pressure is greater than ventricular pressure during which phase of the cardiac cycle?
| back 13 atrial contraction |
front 14 At what point during the cardiac cycle does the AV valve close?
| back 14 when ventricular pressure becomes greater than atrial pressure |
front 15 At what point in the cardiac cycle does the semilunar valve open?
| back 15 when ventricular pressure becomes greater than aortic pressure |
front 16 Ventricular pressure is greater than aortic pressure during which phase of the cardiac cycle?
| back 16 ventricular ejection |
front 17 At what point in the cardiac cycle does the semilunar valve close?
| back 17 when pressure in the ventricle becomes less than aortic pressure |
front 18 Isovolumetric relaxation is characterized by which of the following?
| back 18 The semilunar and AV valves are closed |
front 19 At what point in the cardiac cycle does the AV valve open?
| back 19 when atrial pressure becomes greater than ventricular pressure |
front 20 What is the main function of heart valves?
| back 20 no data |
front 21 When the atria contract, which of the following is true?
| back 21 The ventricles are in diastole, pg.680 |
front 22 Which of the following is equivalent to the ventricular volume during isovolumetric contraction?
| back 22 no data |
front 23 Which of the following is true during ventricular systole?
| back 23 The AV valves are closed, pg. 681 |
front 24 During the ventricular ejection phase of the cardiac cycle, which of the following is true?
| back 24 The semilunar valves are open, pg. 681 |
front 25 Most of the decrease in ventricular volume takes place during which phase of the cardiac cycle?
| back 25 ventricular ejection, pg. 681 |
front 26 Which of the following is equivalent to the ventricular volume during isovolumetric relaxation?
| back 26 end systolic volume (ESV), pg. 681 |
front 27 Most of the increase in left ventricular volume takes place during what phase of the cardiac cycle?
| back 27 ventricular filling, pg. 680 |