1. What are some differences between diastolic and systolic pressure?

2. Trace the flow of blood from the superior and interior vena cava to the lungs and back to the aortic arch.

3. How is heart anchored to the chest?

How does the rib cage serve the heart?

How could a rib fracture affect the heart?

How are the A valves anchored in the heart?

At 75 beats per minute, how many times will your heartbeat in 1 week?

At 75 beats per minute, how much time does heartbeat take?