Biology

Gustavo Andrade

8 April, 16:37

Which discovery was an indication that the heart pumps blood to the body through arteries?

a. The amount of blood pumped exceeds that of blood produced

b. Blood could easily be pushed up a limb vein, but not down

c. The observation that there were pores between the right and left atria

d. The heart swelled up when the arteries were tied in an animal experiment

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