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Download Heart Lecture Test Questions – Set 1
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Heart Lecture Test Questions – Set 1 Spring 2017 1. Which of the following is not a part of the cardiovascular system: a. arteries b. lymph nodes c. veins d. blood e. heart 2. The cardiovascular system transports: a. nutrients b. hormones c. antibodies d. metabolic wastes e. all of the above 3. Which of the following is not a function of the cardiovascular system: a. osmotic balance b. nutrient transport c. body heat distribution d. lymph circulation e. physical integration of other systems 4. When compared with the cardiovascular system, the lymphatic system lacks an equivalent to: a. veins b. venules c. arteries d. capillaries e. blood 5. The heart is: a. a two-sided pump b. essentially highly modified blood vessels c. mostly located to the left of the body's midline d. located within the mediastinum e. all of the above 6. The heart's maximum width: a. 9 cm b. 7 cm c. 12.5 cm d. 4.5 cm e. 20 cm BIOL-213 – Heart – Set 1 7. Which of the following heart aspects or surfaces is more to the right: a. apex b. base c. sternocostal d. pulmonary e. diaphragmatic 8. The most inferior heart surface: a. sternocostal b. pulmonary c. base d. diaphragmatic e. aortic 9. Five (5) cm inferior to the left nipple, in the fifth intercostal space, is the position of the heart's: a. base b. apex c. sternocostal surface d. diaphragmatic surface e. pulmonary surface 10. Based on the heart’s position in the body, the most anterior heart chamber is the: a. left atrium b. right atrium c. left ventricle d. right ventricle e. apex 11. The heart wall’s middle layer is: a. fibrous pericardium b. serous visceral pericardium c. serous parietal pericardium d. myocardium e. endocardium 12. The outermost layer of the actual heart wall is the: coronary membrane parietal serous pericardium epicardium (visceral pericardium) endocardium myocardium a. b. c. d. e. 13. The trabeculae carneae are part of which heart wall layer: BIOL-213 – Heart – Set 1 a. b. c. d. e. 14. epicardium myocardium endocardium sub-endocardium sub-epicardium The function of the trabeculae carneae is: essential part of the ventricular conducting system anchorage of and pull on the chordae tendineae stenosis control of blood turbulence control of semilunar valves a. b. c. d. e. 15. What is between the parietal and visceral serous pericardial layers: a. fibrous pericardium b. an air filled space c. serous fluid d. cardiac skeleton e. nothing, since they are not even close to each other 16. Blood in the right ventricle would be in contact with which heart wall layer: a. endocardium b. superficial myocardium c. deep myocardium d. epicardium e. parietal pericardium 17. The function of papillary muscles is: a. essential part of the ventricular conducting system b. anchorage of and pull on chordae tendineae c. stenosis d. control of blood turbulence e. control of semilunar valves 18. Which heart chamber is the most powerful: a. right ventricle b. left ventricle c. right atrium d. left atrium e. none of the above, since they are all equal BIOL-213 – Heart – Set 1 19. 20. The equivalent of the chest or abdominal wall is: a. fibrous parietal pericardium b. serous parietal pericardium c. visceral pericardium d. endocardium e. myocardium Which of the following is not related to the right side of the heart: sino-atrial node pulmonary semilunar valve bicuspid valve venae cavae atrio-ventricular node a. b. c. d. e. 21. Which of the following is not related to the left side of the heart: sino-atrial node pulmonary semilunar valve tricuspid valve atrio-ventricular node all of the above are on the right side a. b. c. d. e. 22. The atrio-ventricular valves are closed: a. while the ventricles are in diastole b. when the ventricles are in systole c. by the movement of blood from atria into ventricles d. while the atria are in systole e. at all times 23. The semilunar valves open when: a. arterial pressure is lower than the ventricular pressure b. the ventricles are in diastole c. the atria are in systole d. blood within the aorta and pulmonary trunk pass into the ventricles e. the ventricles are in systole 24. The wall of the left ventricles receives blood from: a. anterior descending artery b. circumflex artery c. posterior descending artery d. all of the above BIOL-213 – Heart – Set 1 e. none of the above 25. Semilunar valves close due to: a. chordae tendineae pulling them downwards while blood is forced against them from underneath b. a vacuum within the aorta and pulmonary artery c. the depolarization of the sino-atrial node d. blood catching in them and blocking the opening back into the ventricles e. none of the above 26. Atrio-ventricular valves close due to: a. a vacuum within the aorta and pulmonary trunk b. the depolarization of the sino-atrial node c. blood catching in them and blocking the opening, during ventricular diastole d. chordae tendineae pulling them downwards while blood is forced against them from underneath e. contraction of the fibrous parietal pericardium 27. Which valve controls the opening between the right atrium and right ventricle: a. bicuspid b. tricuspid c. aortic semilunar d. pulmonary semilunar e. ductus venosus 28. What keeps the atrio-ventricular valves closed during ventricular systole: a. counteracting effects from downward pulling by the papillary muscles on the chordae tendineae and by blood pushing against the underside b. counteracting effects from atrial systolic downward pushing while the chordae tendineae push from the underside c. blood catching in the underside of the three pouch-like flaps, thus preventing eversion back up into the atria d. stenosis of the foramen ovale e. all of the above 29. Which valve controls the opening between the left atrium and left ventricle: a. bicuspid b. tricuspid c. aortic semilunar d. pulmonary semilunar e. foramen ovale 30. Which of the following is the valve between the left atrium and left ventricle: a. left atrio-ventricular b. left A-V c. bicuspid BIOL-213 – Heart – Set 1 d. mitral e. all of the above are synonyms