Explain how, in a three-chambered heart, the oxygenated blood is kept separate from the deoxygenated blood, even though both are pumped from the same ventricle.
How many atria are in an amphibian heart?
How many ventricles are in an amphibian heart?
How are amphibians able to mostly keep oxygenated and deoxygenated blood separated and prevent mixing in the ventricle?
Described the overall process of the cardiovascular system of the amphibian. Use the animation above, what is represented in blue and red?
How does the oxygenated blood flow from the lungs to the heart and the rest of the body?
How does the deoxygenated blood get removed from the rest of the body?
How does the double-loop circulation work?