{"id":68218,"date":"2017-08-12T05:20:45","date_gmt":"2017-08-12T05:20:45","guid":{"rendered":"http:\/\/news.gyankatta.org\/?p=68218"},"modified":"2017-08-12T05:30:49","modified_gmt":"2017-08-12T05:30:49","slug":"general-knowledge-circulation-questions","status":"publish","type":"post","link":"https:\/\/news.gyankatta.org\/?p=68218","title":{"rendered":"General Knowledge: Circulation Questions"},"content":{"rendered":"

31. Blood flows from the pulmonary veins into the: (a) pulmonary arteries; (b) right atrium; (c) lungs; (d) left atrium; (e) left ventricle<\/span><\/p>\n

32. Blood flows from the right atrium into the: (a) right ventricle; (b) superior vena cava; (c) left atrium; (d) pulmonary artery; (e) pulmonary veins<\/span><\/p>\n

33. The mitral (bicuspid) valve is located between the: (a) r. ventricle and aorta; (b) r. ventricle and pulmonary artery; (c) l. atrium and the l. ventricle; (d) right and left atria; (e) r. and l. ventricles<\/span><\/p>\n

34. There is a semilunar valve between the: (a) r. ventricle and aorta; (b) r. ventricle and pulmonary artery; (c) l. atrium and l. ventricle; (d) r. atrium and r. ventricle; (e) l. ventricle and pulmonary artery.<\/span><\/p>\n

35. Blood flows from the superior vena cava into the: (a) r. atrium; (b) inferior vena cava; (c) l. atrium; (d) pulmonary artery; (e) aorta.<\/span><\/p>\n

36. The S. A. Node (pacemaker) is located in the: (a) r. atrium; (b) superior vena cava; (c) r. ventricle; (d) l. atrium; (e) l. ventricle.<\/span><\/p>\n

37. The A.V. Node: (a) is located in the l. atrium; (b) causes the atrial systole; (c) causes ventricular systole; (d) is located in the middle septum of the heart.<\/span><\/p>\n

38. The actual muscle fibers which cause the ventricles to contract are the: (a) myoepithelial fibers; (b) Purkinje fibers (conduction myofibers); (c) baroreceptors; (d) vagus nerve.<\/span><\/p>\n

39. Which of the following is closely associated with the chordae tendineae? (a) semi-lunar valves; (b) S.A. Node; (c) papillary muscle; (d) coronary arteries.<\/span><\/p>\n

40. The initiation of the heart beat is the responsibility of the: (a) cardiovascular center; (b) baroreceptors; (c) vagus nerve; (d) SA Node; (e) fossa ovalis.<\/span><\/p>\n

41. Blood in the pulmonary capillaries (lungs) that has just picked up oxygen will go next into: (a) pulmonary arteries to the l. atrium; (b) pulmonary arteries to the r. atrium; (c) pulmonary veins to the l. atrium; (d) pulmonary veins to the r. atrium; (e) pulmonary veins to the superior vena cava.<\/span><\/p>\n

42. On an ECG, depolarization of the ventricles is represented by the: (a) P wave; (T wave; (c) QRS complex; (d) P-Q initial; (e) S-T segment.<\/span><\/p>\n

43. Depolarization of the atria is represented by the: (a) P wave; (b) T wave; (c) QRS complex; (d) S-T segment.<\/span><\/p>\n

44. Repolarization of the ventricles is represented by the: (a) P wave; (b) QRS complex; (c) T wave; (d) P-Q initial.<\/span><\/p>\n

45. Blood always flows away from the heart in: (a) arteries; (b) veins; (c) capillaries<\/span><\/p>\n

46. Oxygenated blood is found in arteries except: (a) aorta; (b) subclavian a. (c) pulmonary a. (d) pulmonary vein.<\/span><\/p>\n

47. The so called “internal skeleton” of the heart: (a) is found between the atria and ventricles; (b) is composed of connective tissue; (c) is sometimes called the “internal skeleton” of the heart; (d) blocks electrical impulses from entering the ventricles; (e) all of the answers are correct.<\/span><\/p>\n

48. When atrial pressure is higher than ventricular pressure: (a) semilunar valves are open; (b) a-v valves are closed; (c) blood is entering the aorta; (d) a-v valves are open<\/span><\/p>\n

49. Assuming a cardiac cycle of 0.8s, how long are the atria in diastole? (a) .1; (b) .4 ; (c) .6; (d) .7<\/span><\/p>\n

50. How long are the atria in systole? (a) .1s ; (b) .2s; (c) .3 s; (d) .4s; (e) .7s<\/span><\/p>\n

51. The second heart sound is caused when: (a) the a-v valves close; (b) the a-v valves open; (c) the semilunar valves open; (d) the semilunar valves close; (e) the bottom of the heart rubs against the cardiac notch of the lungs<\/span><\/p>\n

52. Diastolic blood pressure is read when: (a) the atria are contracting; (b) the ventricles are relaxed; (c) the ventricles are contracting; (d) the a-v valves are closed<\/span><\/p>\n

53. Which of the following would be found in pulmonary arteries? (a) red blood cells containing much oxygen; (b) blood returning to the heart from the lungs; (c) red blood cells containing little oxygen and much carbon dioxide; (d) none of the above; (e) all of the above<\/span><\/p>\n

54. If there is more pressure in the aorta than in the left ventricle: (a) the semi-lunar valves will be closed; (b) the semi-lunar valves will be open; (c) blood will be entering the ventricles from the atria; (d) both A and C are correct; (e) both B and C are correct<\/span><\/p>\n

55. Which of the following vessels does NOT HAVE OXYGENATED BLOOD? (a) aorta; (b) pulmonary veins; (c) vena cava; (d) carotid artery to the brain<\/span><\/p>\n

56. The left atrium is to the pulmonary veins as the right atrium is to the; (a) pulmonary arteries; (b) aorta; (c) vena cava; (d) coronary arteries<\/span><\/p>\n

57. Arterial blood pressure is dependent upon what two factors? (a) venous pressure and atrial fibrillation; (b) cardiac output and peripheral resistance; (c) pressoreceptors and blood proteins; (d) hydrostatic pressure and vagus innervation<\/span><\/p>\n

58. Which formula is FALSE? (a) blood flow = P\/R; (b) blood flow – P xR; (c) P = blood flow x R; (d) C.O. = S.V. x H. R.<\/span><\/p>\n

59. The aortic and carotid sinus reflex pressoreceptors cause the heart to: (a) speed up; (b) slow down; (c) remain the same<\/span><\/p>\n

60. Three events can increase “end diastolic ventricular volume” – increased blood volume, squeezing large leg veins by exercise and: (a) breathing; (b) sympathetic N.S.; (c) increased thickness of the blood; (d) parasympathetic N.S.<\/span><\/p>\n

 <\/p>\n

 <\/p>\n

31d
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31. Blood flows from the pulmonary veins into the: (a) pulmonary arteries; (b) right atrium; (c) lungs; (d) left atrium; (e) left ventricle 32. Blood flows from the right atrium into the: (a) right ventricle; (b) superior vena cava; (c) left atrium; (d) pulmonary artery; (e) pulmonary veins 33. The mitral (bicuspid) valve is located […]<\/p>\n","protected":false},"author":2,"featured_media":56811,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[12,14],"tags":[],"class_list":["post-68218","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gk","category-neet","cat-12-id","cat-14-id","has_thumb"],"yoast_head":"\nGeneral Knowledge: Circulation Questions - Gyankatta<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/news.gyankatta.org\/?p=68218\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"General Knowledge: Circulation Questions - Gyankatta\" \/>\n<meta property=\"og:description\" content=\"31. 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