A) vena cava
B) aorta
C) pulmonary artery
D) right ventricle
E) left atrium
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Multiple Choice
A) aorta
B) pulmonary vein
C) pulmonary artery
D) inferior vena cava
E) superior vena cava
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Multiple Choice
A) only oxygen-rich blood flows to tissues
B) blood pressure in the separate circuits is not independently controlled
C) two separate circuits are possible
D) lungs are only possible with a four-chambered heart
E) blood oxygenates more quickly
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Multiple Choice
A) a two-chambered heart with two blood flow circuits
B) a three-chambered heart with two blood flow circuits
C) a four-chambered heart with two blood flow circuits
D) a three-chambered heart with one blood flow circuit
E) a two-chambered heart with one blood flow circuit
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Multiple Choice
A) active transport
B) facilitated diffusion
C) bulk transport
D) diffusion
E) osmosis
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Multiple Choice
A) brain ruptures
B) heart ruptures
C) brain is blocked by a clot
D) heart is blocked by a clot
E) heart ruptures and a vessel in the brain is blocked by a clot
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Multiple Choice
A) arteriole; pulse
B) artery; blood pressure
C) arteriole; blood pressure
D) artery; pulse
E) vein; pulse
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Multiple Choice
A) leukemia
B) sickle cell anemia
C) hemophilia
D) atherosclerosis
E) hypertension
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Multiple Choice
A) mountain bluebird
B) fire-bellied toad
C) trout
D) lobster
E) cod
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Multiple Choice
A) crocodile
B) frog
C) red-winged blackbird
D) salmon
E) bear
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Multiple Choice
A) large diameter blood vessels
B) capillary beds
C) the zone of diffusion of gases and nutrients
D) the heart
E) capillary beds and the zone of diffusion of gases and nutrients
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Multiple Choice
A) external gills
B) a two-chambered heart
C) internal gills
D) skin as a respiratory surface
E) an open circulatory system
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Multiple Choice
A) are closely associated with alveoli but do not fuse with them
B) fuse with the alveoli to facilitate gas exchange
C) bring oxygenated blood back to the heart
D) bring deoxygenated blood back to the heart
E) fuse with the alveoli to facilitate gas exchange and bring oxygenated blood back to the heart
Correct Answer
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