100%(1)1 out of 1 people found this document helpful
This preview shows page 1 - 2 out of 2 pages.
Quiz Chapter20 answers35. When compared to the autorhythmic fibers, contractile cardiac myocytes37. atrial contraction, isovolumetric contraction, ventricular ejection, isovolumetric relaxation,ventricular filling, atrial contraction43. bulbus cordis.44. a patent ductus arteriosus.45. atrial fibrillation.46. True47. they contain sympathetic preganglionic fibers48. all of these choices statements are true14. Ductus arteriosus32. Sinoatrial node34. Increased potassium levels in plasma37. increased preload, decreased afterload, increased contractility54. E70. ventricular pressure increases and ventricular volume remains the same.73. a higher resting cardiac output.74. Vagus75. cardiomyoplasty1. is the outer layer of the heart3. all of these choices supply blood to the atria5. mitral valve prolapse6. right atrium, right ventricle, pulmonary trunk, pulmonary veins, left atrium, left ventricle, aorta