review test 6 - Question50 Marks: 2 Blood in veins Choose...

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Question 50 Marks: 2 Blood in veins Choose one answer. a. is moved by the contraction of the muscles in the wal b. is moved away from the heart by skeletal muscle con c. is usually high in oxygen. d. is moved away from the heart with the help of the val e. is moved toward the heart by skeletal muscle contrac Incorrect Marks for this submission: 0/2. Question 51 Marks: 2 In animals with four chambered hearts, the left ventricle Choose one answer. a. is larger as it pumps blood to the entire body. b. is larger as it pumps blood in the pulmonary circuit. c. pumps blood to the lungs. d. pumps blood to both the lungs and the body. e. pumps deoxygenated blood. Incorrect Marks for this submission: 0/2. Question 52 Marks: 2 In the cardiac cycle, the diastole is Choose one answer. a. the relaxation of heart muscle. b. the contraction of the atria.
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c. the closing of the atrioventricular valves. d. the opening of the semilunar valves. e. the contraction of the ventricles.
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review test 6 - Question50 Marks: 2 Blood in veins Choose...

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