Spencer, Elisabeth quiz: circulatory system

Question 0

3. When blood flows into the right atrium from the body, it contains what?

Answer 0

Little oxygen and a lot of carbon dioxide

Question 1

1. How is the heart different from the other muscles in your body?

Answer 1

It never gets tired

Question 2

5. A thick muscular tissue that separates the left ventricle from the right ventricle is called what?

Answer 2

Septum

Question 3

6. What would happen if your circulatory system did not deliver oxygen to your body’s cells?

Answer 3

Your body’s cells would shut down