Lesson 8

Question 1

What do we call the top two chambers of your heart?

Answer 1

Atria

Question 2

What do we call the bottom two chambers?

Answer 2

Ventricles

Question 3

What are the veins leading from the lungs into the heart called?

Answer 3

Pulmonary veins.

Question 4

What are the arteries leading from the heart to the lungs called?

Answer 4

Pulmonary arteries

Question 5

What is the main artery that takes blood out of the heart ito the body?

Answer 5

Ascending aorta

Question 6

What are the names of the two veins that bring deoxygenated blood from the tissues of the body back to the heart?

Answer 6

Superior Vena Cava

Inferior Vena Cava

Question 7

What is it that you are hearing when you hear your heart beat?

Answer 7

You are hearing the valves closing.

Question 8

What do the two numbers in a person’s blood pressure mean?

Answer 8

The first number is the pressure against the artery walls when the ventricles contract (systolic blood pressure).
The second number is the pressure against the artery walls when the ventricles relax (diastolic blood pressure).