True / False Indicate whether the statement is true or false 41. The systemic ci

Question

True / False Indicate whether the statement is true or false 41. The systemic circulation is a circuit of vessels carrying blood between the heart and all body systems a. True b. False 42. The heart is left of the middle of the chest, has a broad base at the top and tapers to a pointed tip, the apex, at th a. True b. False 43. Hemoglobin is found only in leukocytes. a. True b. False 44. Venous valves play a role in counteracting the gravitational effects of upright posture by helping minimize the b blood and by temporarily supporting portions of the column of blood when the skeletal muscles are relaxed. a. True b. False 45. The surface membranes of human erythrocytes contain inherited antigens that vary depending on blood type. a. True b. False Veins have a large radius, so they offer little resistance to flow a. True b. False 47. Under normal conditions, the left heart and right heart pump the same about of blood a True b.False 48. Type AB individuals are called universal recipients of any type lacking both anti-A and anti-B antibodies, they can accept a. True b. False 49. The atrioventricular node is the normal pacemaker of the heart a. True b. False 50. Bicuspid or mitral valves exist between the ventricles and major arteries a. True b. False

Explanation / Answer

41. true

42. true

43. false

44. false

45 true

46 true

47 true

48 true

49 true

50 false

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