Chapter 28: Heart Patton: Anatomy and Physiology, 10th Edition Exam|Questions and Answers| 100% Correct

Chapter 28: Heart Patton: Anatomy and Physiology, 10th Edition Exam|Questions and Answers| 100% Correct 1. The saclike structure around the heart is the: a. epicardium. b. myocardium. c. endocardium. d. pericardium. d. pericardium. 2. Which of the following is another name for the visceral layer of the pericardium? a. Endocardium b. Epicardium c. Fibrous pericardium d. Myocardium b. Epicardium 3. The thickest layer of tissue in the heart wall is the: a. epicardium. b. pericardium. c. myocardium. d. endocardium c. myocardium. 4. The muscular layer of the heart wall is the: a. epicardium. b. pericardium. c. myocardium. d. endocardium. c. myocardium. 5. The internal layer of tissue in the heart is the: a. epicardium. b. pericardium. c. myocardium. d. endocardium d. endocardium. 6. The right atrioventricular valve is also called the: a. bicuspid. b. tricuspid. c. mitral. d. aortic. b. tricuspid 7. Which of the following is not an atrioventricular valve? a. Aortic b. Mitral c. Bicuspid d. Tricuspid a. Aortic 8. The cavity of the heart that normally has the thickest wall is the: a. right atrium. b. left atrium. c. right ventricle. d. left ventricle d. left ventricle. 9. The valve that guards the left atrioventricular orifice is called the _____ valve. a. bicuspid b. mitral c. tricuspid d. Both A and B are correct. d. Both A and B are correct. 10. Which of the following is a semilunar valve? a. Aortic b. Mitral c. Tricuspid d. Bicuspid a. Aortic 11. All of the following are true statements except: a. the right coronary artery is dominant in about 50% of all hearts. b. both atria receive their blood supply from branches of the right and left coronary arteries. c. the more abundant blood supply goe