One Advantage of the Three-Chambered Heart Over the Two-Chambered Heart

question 41

Multiple Choice

One advantage of the three-chambered heart over the two-chambered heart is that ____.​

• A) oxygen-rich and oxygen-poor blood do not mix​
• B) ​blood pressure is independently controlled in each vascular circuit
• C) ​blood flow is faster when there are two circuits instead of one
• D) ​capillary beds are possible with a three-chambered heart but not a two-chambered heart
• E) ​oxygen-rich and oxygen-poor blood mix

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