Anatomy of the Heart

How many chambers does the heart have?

• 4

• 2

• 3

• 5

_______ receives blood from veins

_______ sends blood out to arteries

Oxygen rich, away from the heart

• Arteries

• Veins

Superficial layer of the heart

• Endocardium

• Myocardium

• Epicardium

Deepest layer of the heart

• Endocardium

• Epicardium

• Myocardium

Where does blood enter the heart?

• Right atrium

• Right Ventricle

• Left Atrium

• Left Ventricle

What separates the heart from other organs, preventing friction?

How does blood flow through the heart?

• left to right

• right to left

What prevents blood from flowing back into the right atrium?

• Tricuspid valve

• Aortic valve

• Pulmonary valve

• Mitral valve