Topic: Body Transport System Subtopic: The movement of blood through the heart
What happens when atria are full of blood?
Answer: When atria are full of blood, they push the blood through the valves and into the ventricles.
Learn also:
- What are petals?
- What is vein?
- Are varicose veins dangerous?
- What is digestive system?
- What is root cap?
- What is thrombosis?
