Circulatory System

What is the correct path through the circulatory system which describes the passage of blood originating in the left leg?

• Vena cava → left atrium → right atrium → lungs → left ventricle → right ventricle → aorta

• Vena cava → right atrium → left atrium → lungs → right ventricle → left ventricle → aorta

• Vena cava → left atrium → left ventricle → lungs → right atrium → right ventricle → aorta

• Vena cava → right atrium → right ventricle → lungs → left atrium → left ventricle → aorta

The main artery that comes out of the heart

What part of the heart is circled in yellow?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

Arteries carry blood under -------

• low pressure

• high pressure

• capillaries

• flow backward

After the blood gets oxygen from the lungs, it goes through the pulmonary veins to the hearts....

• Right Atrium

• Left Ventricle

• Right Ventricle

• Left Atrium

What does Deoxygenated mean?

• Oxygen-rich

• Blood flow

• Oxygen-poor

• Water Flow

Veins are blood vessels containing blood going to the heart

• True

• False

Arteries are blood vessels with blood flowing from the heart

• True

• False

Blood is made up of...

• Plasma, Red Blood Cells, White Blood Cells, and Platelets.

• Plasma and platelets.

• Red blood cells and white blood cells.

• White blood cells and plasma.

Name the structure that separates the upper and lower part of the heart...