15. What is the advantage if a four chambered heart?

1.	15. What is the advantage if a four chambered heart?
Answer» The four-chambered heart has a distinct advantage over simpler structures: It allows us to send our "dirty" blood to the cleaners-the lungs-and our "clean" blood to the rest of the body without having to mix the two. That system is veryefficient. Answer: Presence of four chambered heart serves two purposes. First, it ensures complete segregation of oxygenated and deoxygenated blood. Second, blood is received by the upper chambers and is pumped out by the lower chambers. This segregation between received blood and sent blood increases the efficiency of the heart. prevents blood mixing A four chambered heart seperates oxygenated and deoxygenated blood. It prevents oxygenated and deoxygenated blood from mixing. It also helps in efficient supply of oxygen.

Answer»

The four-chambered heart has a distinct advantage over simpler structures: It allows us to send our "dirty" blood to the cleaners-the lungs-and our "clean" blood to the rest of the body without having to mix the two. That system is veryefficient.

Answer: Presence of four chambered heart serves two purposes. First, it ensures complete segregation of oxygenated and deoxygenated blood. Second, blood is received by the upper chambers and is pumped out by the lower chambers. This segregation between received blood and sent blood increases the efficiency of the heart.

prevents blood mixing

A four chambered heart seperates oxygenated and deoxygenated blood. It prevents oxygenated and deoxygenated blood from mixing. It also helps in efficient supply of oxygen.

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