How Does a Shark's Cardiovascular System Differ from That of a Mammal

question 19

Multiple Choice

How does a shark's cardiovascular system differ from that of a mammal?

• A)The shark's heart does not directly pump oxygenated blood to the systemic tissues.
• B)The shark's heart receives both oxygenated and deoxygenated blood.
• C)The shark's circulatory system has a pulmonary and a systemic circuit.
• D)The shark's blood is pumped through open-ended tubes.

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