What Is the Main Difference Between an Open Circulatory System

question 18

Multiple Choice

What is the main difference between an open circulatory system and a closed one?

• A) An open system will have the blood leave the blood vessels and dump into the hemocoel while the closed one will retain the blood within the system.
• B) An open system will keep the blood within the blood vessels while the closed one will dump the blood into the hemocoel.
• C) An open system will have the blood leave the blood vessels and dump into the lungs or gills while the closed one will retain the blood within the system.
• D) An open system will have the blood leave the blood vessels and dump into the lungs or gills while the closed one will retain the blood within the heomocoel.
• E) The blood within a closed circulatory system does not contain hemoglobin.

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