42, 47 PARTLY - TH PART 2 CH 42, 47 Multiple Choice...

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TH PART 2 CH 42, 47 Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. What would be expected if the amount of interstitial fluid surrounding the capillary beds of the lungs were to increase significantly? a. The amount of carbon dioxide entering the lungs from the blood would increase. b. The amount of oxygen entering the circulation from the lungs would increase. c. The amount of oxygen entering the circulation from the lungs would decrease. d. The pressure would cause the capillary beds to burst. e. Both C and D would be expected. ____ 2. Which is a correct statement concerning the insect circulatory system? a. The circulating fluid bathes tissues directly. b. Blood is always contained in a system of tubes called tracheae. c. Blood transports oxygen and nutrients to all the tissues. d. There is no heart, or pump. e. There is no blood, or circulating fluid. ____ 3. Organisms in which a circulating body fluid is distinct from the fluid that directly surrounds the body's cells are likely to have a. an open circulatory system. b. a closed circulatory system. c. a gastrovascular cavity. d. branched tracheae. e. hemolymph. ____ 4. In which animal does blood flow from the pulmocutaneous circulation to the heart before circulating through the rest of the body? a. annelid b. mollusc c. fish d. frog e. insect ____ 5. Three-chambered hearts generally consist of which of the following numbers of atria and ventricles? a. one atrium; one ventricle b. two atria; one ventricle c. three atria; no ventricles d. no atria; three ventricles e. one atrium; two ventricles ____ 6. Which of the following are the only vertebrates in which blood flows directly from respiratory organs to body tissues without first returning to the heart? a. amphibians b. birds c. fishes d. mammals e. reptiles ____ 7. To adjust blood pressure independently in the capillaries of the gas-exchange surface and in the capillaries of the general body circulation, an organism would need a(n) a. open circulatory system. b. hemocoel.
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c. lymphatic system. d. two-chambered heart. e. four-chambered heart. ____ 8. A human red blood cell in an artery of the left arm is on its way to deliver oxygen to a cell in the thumb. From this point in the artery, how many capillary beds must this red blood cell pass through before it returns to the left ventricle of the heart? a. one b. two c. three d. four e. five ____ 9. Through how many capillary beds must a human red blood cell travel if it takes the shortest possible route from the right ventricle to the right atrium? a. one b. two c. three d. four e. five Refer to the diagram of the human heart in the figure below to answer the following questions. ____ 10.
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42, 47 PARTLY - TH PART 2 CH 42, 47 Multiple Choice...

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