Circulatory System Unit

Front

What does the superior vena cava carry?

Back

Deoxygenated blood to the heart from the upper body

Front

Where does the right atrium receive blood from? Options: The left atrium and left ventricle, The superior and inferior vena cava, The pulmonary veins, The aorta

Back

The superior and inferior vena cava

Front

Compared to the ventricles, how are the walls of the atria described?

Back

Thin

Front

Which chamber does the right atrium pump blood to next?

Back

The right ventricle

Front

How many valves does the heart have to prevent blood from flowing backwards?

Back

4

Front

What is the tricuspid valve named for?

Back

The number of flaps it has

Front

What is the function of the septum in the heart?

Back

It is a muscular wall that keeps oxygenated and deoxygenated blood separate.

Front

Where is the right ventricle located in the heart?

Back

Below the tricuspid valve.

Front

What is the origin of the word "pulmonary," which is used to name the pulmonary valve?

Back

It comes from the Latin word "pulmon," which means "lungs."

Front

What is the function of the pulmonary valve?

Back

It prevents blood from flowing back into the right ventricle.