Double Circulation

Question 1

What is your heart divided into?

Answer 1

Two halves, the left and right.

Question 2

The right side of your heart pumps blood to your lungs and then back to the heart again. In your lungs the blood picks up _______. We say that it becomes ________. The blood also gets rid of ________ ________.

Answer 2

Oxygen
Oxygenated
Carbon Dioxide

Question 3

Th left side of your heart pumps blood to the rest of your body and then back to the heart again. The blood _______ its oxygen to your body cells. We say that it becomes _____________. _________ _________ passes into the blood from the body cells.

Answer 3

Gives Up
Deoxygenated
Carbon Dioxide

Question 4

Who was William Harvey?

Answer 4

An English physician, who used his knowledge of anatomy to make a unique discovery about the circulation of blood around the body.

Question 5

Through careful observation and carrying many out experiments, what was he able to prove?

Answer 5

He was able to explain how blood moves around the body in a circle-traveling from the left side of the heart in arteries and then back to the right side of the heart in veins.

Question 6

In ____, he published his book On the Motions of the Heart and Blood. In it he showed how the evidence from his experiments _______ many long held ideas of the time.

Answer 6

1623

Disproved

Question 7

What did Harvey predict?

Answer 7

Harvey also predicted that there were thousands of tiny capillaries connecting arteries to veins, despite being unable to see them.