Chapter 18 - The Cardiovascular System: The Heart

1. Chapter 18 - The Cardiovascular System: The Heart Cardiac Output and Control Heart Anatomy Pathway of Blood Heart Conduction Cardiac Cycle $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 FINAL ROUND

2. Heart Anatomy:$100 Question • Cardiac muscle tissue is found in which layer of the heart? • a. Endocardium • b. Myocardium • c. Epicardium • d. Pericardium ANSWER BACK TO GAME

3. Heart Anatomy:$100 Answer • Cardiac muscle tissue is found in which layer of the heart? • a. Endocardium • b. Myocardium • c. Epicardium • d. Pericardium BACK TO GAME

4. Heart Anatomy:$200 Question • This valve is found between the right atrium and the right ventricle. • a. Mitral • b. Tricuspid • c. Bicuspid • d. Semilunar ANSWER BACK TO GAME

5. Heart Anatomy:$200 Answer • This valve is found between the right atrium and the right ventricle. • a. Mitral • b. Tricuspid • c. Bicuspid • d. Semilunar BACK TO GAME

6. Heart Anatomy:$300 Question • This blood vessel supplies blood to the heart itself. • a. Pulmonary vein • b. Coronary artery • c. Pulmonary artery • d. Femoral artery ANSWER BACK TO GAME

7. Heart Anatomy:$300 Answer • The anterior surface of the heart consists mostly of this chamber. • a. Pulmonary vein • b. Coronary artery • c. Pulmonary artery • d. Femoral artery BACK TO GAME

8. Heart Anatomy:$400 Question • These structures connect the papillary muscles to the atrioventricular valves. • a. Chordae tendineae • b. Crista terminalis • c. Trabeculae carneae • d. Intercalated discs ANSWER BACK TO GAME

9. Heart Anatomy:$400 Answer • These structures prevent prolapse of the atrioventricular valves. • a. Chordae tendineae • b. Crista terminalis • c. Trabeculae carneae • d. Intercalated discs BACK TO GAME

10. Heart Anatomy:$500 Question • All of these structures can be identified in the ventricles except: • a. Purkinje fibers. • b. papillary muscles. • c. AV node. • d. chordae tendineae. ANSWER BACK TO GAME

11. Heart Anatomy:$500 Answer • All of these structures can be identified in the ventricles except: • a. Purkinje fibers. • b. papillary muscles. • c. AV node • d. chordae tendineae. BACK TO GAME

12. Pathway of Blood:$100 Question • Blood is carried to the heart by these vessels. • a. Arteries • b. Veins • c. Auricles • d. Capillaries ANSWER BACK TO GAME

13. Pathway of Blood:$100 Answer • Blood is carried to the heart by these vessels. • a. Arteries • b. Veins • c. Auricles • d. Capillaries BACK TO GAME

14. Pathway of Blood:$200 Question • All oxygenated blood returns to the heart via the: • a. pulmonary artery. • b. pulmonary veins. • c. aorta. • d. venae cavae. ANSWER BACK TO GAME

15. Pathway of Blood:$200 Answer • All oxygenated blood returns to the heart via the: • a. pulmonary artery. • b. pulmonary veins. • c. aorta. • d. venae cavae. BACK TO GAME

16. Pathway of Blood:$300 Question • Blood being pumped out of the left ventricle enters the: • a. pulmonary artery. • b. aorta. • c. coronary sinus. • d. venae cavae. ANSWER BACK TO GAME

17. Pathway of Blood:$300 Answer • Blood being pumped out of the left ventricle enters the: • a. pulmonary artery. • b. aorta. • c. coronary sinus. • d. venae cavae. BACK TO GAME

18. Pathway of Blood:$400 Question • Blood is prevented from flowing back into the left ventricle by the: • a. aortic semilunar valve. • b. tricuspid valve. • c. pulmonary semilunar valve. • d. mitral valve. ANSWER BACK TO GAME

19. Pathway of Blood:$400 Answer • Blood is prevented from flowing back into the left ventricle by the: • a. aortic semilunar valve. • b. tricuspid valve. • c. pulmonary semilunar valve. • d. mitral valve. BACK TO GAME

20. Pathway of Blood:$500 Question • Deoxygenated blood from the lower body enters the right atrium through the: • a. inferior vena cava. • b. coronary arteries. • c. coronary sinus. • d. superior vena cava. ANSWER BACK TO GAME

21. Pathway of Blood:$500 Answer • Deoxygenated blood from the lower body enters the right atrium through the: • a. inferior vena cava. • b. coronary arteries. • c. coronary sinus. • d. superior vena cava. BACK TO GAME

22. Heart Conduction:$100 Question • This area is known as the pacemaker of the heart. • a. SA node • b. AV node • c. Bundle of His • d. Purkinje fibers ANSWER BACK TO GAME

23. Heart Conduction:$100 Answer • This area is known as the pacemaker of the heart. • a. SA node • b. AV node • c. Bundle of His • d. Purkinje fibers BACK TO GAME

24. Heart Conduction:$200 Question • The bundle of His is located here. • a. Interatrial septum • b. Interventricular septum • c. Floor of the right atrium • d. Apex of the heart ANSWER BACK TO GAME

25. Heart Conduction:$200 Answer • The bundle of His is located here. • a. Interatrial septum • b. Interventricular septum • c. Floor of the right atrium • d. Apex of the heart BACK TO GAME

26. Heart Conduction:$300 Question • Atrial repolarization occurs during this period of time, seen on an EKG. • a. P wave • b. QRS complex • c. T wave • d. S-T segment ANSWER BACK TO GAME

27. Heart Conduction:$300 Answer • Atrial repolarization occurs during this period of time, seen on an EKG. • a. P wave • b. QRS complex • c. T wave • d. S-T segment BACK TO GAME

28. Heart Conduction:$400 Question • The ventricles contract once the electrical impulse reaches the: • a. SA Node • b. AV Node • c. Bundle of His • d. Purkinje Fibers ANSWER BACK TO GAME

29. Heart Conduction:$400 Answer • The ventricles contract once the electrical impulse reaches the: • a. SA Node • b. AV Node • c. Bundle of His • d. Purkinje Fibers BACK TO GAME

30. Heart Conduction:$500 Question • Which of the following is used to measure the electrical activity of the heart? • a. Nintendo DS • b. EEG • c. ECE • d. EKG ANSWER BACK TO GAME

31. Heart Conduction:$500 Answer • Nerve impulses are directly supplied to the papillary muscles by the: • a. SA node. • b. Purkinje fibers. • c. AV node. • d. bundle of His. BACK TO GAME

32. Cardiac Cycle:$100 Question • The lub-dub heart sounds heard during auscultation of the heart are associated with: • a. the SA node firing. • b. the heart valves opening. • c. the heart valves closing. • d. blood flowing from the atria to the ventricles. ANSWER BACK TO GAME

33. Cardiac Cycle:$100 Answer • The lub-dub heart sounds heard during auscultation of the heart are associated with: • a. the SA node firing. • b. the heart valves opening. • c. the heart valves closing. • d. blood flowing from the atria to the ventricles. BACK TO GAME

34. Cardiac Cycle:$200 Question • Which two valves would be closed when the ventricles contract? • a. Tricuspid and Aortic • b. Tricuspid and Bicuspid • c. Bicuspid and Pulmonary • d. Aortic and Pulmonary ANSWER BACK TO GAME

35. Cardiac Cycle:$200 Answer • Which two valves would be closed when the ventricles contract? • a. Tricuspid and Aortic • b. Tricuspid and Bicuspid • c. Bicuspid and Pulmonary • d. Aortic and Pulmonary BACK TO GAME

36. Cardiac Cycle:$300 Question • Blood flow during ventricular filling is most dependent upon ________. • a. pressure changes in arteries • b. gravity • c. diffusion • d. the conduction system ANSWER BACK TO GAME

37. Cardiac Cycle:$300 Answer • Blood flow during ventricular filling is most dependent upon ________. • a. pressure changes in arteries • b. gravity • c. diffusion • d. the conduction system BACK TO GAME

38. Cardiac Cycle:$400 Question • What is an average cardiac output at rest? • a. 5 L/min • b. 500 ml/breath • c. 120/80 mm Hg • d. 72 beats/min ANSWER BACK TO GAME

39. Cardiac Cycle:$400 Answer • What is an average cardiac output at rest? • a. 5 L/min • b. 500 ml/breath • c. 120/80 mm Hg • d. 72 beats/min BACK TO GAME

40. Cardiac Cycle:$500 Question • Which of the following is likely to be lower for a trained athlete than a sedentary person? • a. Resting cardiac ouput • b. Resting stroke volume • c. Resting heart rate • d. All of the above ANSWER BACK TO GAME

41. Cardiac Cycle:$500 Answer • Which of the following is likely to be lower for a trained athlete than a sedentary person? • a. Resting cardiac ouput • b. Resting stroke volume • c. Resting heart rate • d. All of the above BACK TO GAME

42. Cardiac Output and Control:$100 Question • The amount of blood pumped out of each ventricle in one minute is called: • a. stroke volume. • b. cardiac output. • c. cardiac reserve. • d. end diastolic volume. ANSWER BACK TO GAME

43. Cardiac Output and Control:$100 Answer • The amount of blood pumped out of each ventricle in one minute is called: • a. stroke volume. • b. cardiac output. • c. cardiac reserve. • d. end diastolic volume. BACK TO GAME

44. Cardiac Output and Control:$200 Question • An increase in heart rate is caused by stimulation from • a. The somatic nervous system • b. The sympathetic nervous system • c. The parasympathetic nervous system • d. None of the above ANSWER BACK TO GAME

45. Cardiac Output and Control:$200 Answer • An increase in heart rate is caused by stimulation from • a. The somatic nervous system • b. The sympathetic nervous system • c. The parasympathetic nervous system • d. None of the above BACK TO GAME

46. Cardiac Output and Control:$300 Question • An increase in end diastolic volume would have which effect on cardiac output? • a. Increase • b. Decrease • c. No effect • d. Varies from person to person ANSWER BACK TO GAME

47. Cardiac Output and Control:$300 Answer • An increase in end diastolic volume would have which effect on cardiac output? • a. Increase • b. Decrease • c. No effect • d. Varies from person to person BACK TO GAME

48. Cardiac Output and Control:$400 Question • The two factors which determine cardiac output are: • a. adrenaline and sodium. • b. Stroke volume and tidal volume. • c. Tidal volume and heart rate • d. Heart rate and stroke volume ANSWER BACK TO GAME

49. Cardiac Output and Control:$400 Answer • The two factors which determine cardiac output are: • a. adrenaline and sodium. • b. Stroke volume and tidal volume. • c. Tidal volume and heart rate • d. Heart rate and stroke volume BACK TO GAME

50. Cardiac Output and Control:$500 Question • Why do athletes have higher maximum cardiac outputs than non-athletes? • a. They have greater maximum HR’s • b. They have greater stroke volumes • c. They more muscle mass • d. They have lower blood pressure ANSWER BACK TO GAME