Includes the heart blood vessels and blood?

The cardiovascular system

- Circulatory system

- Cardiovascular system

- Heart

- Myocardium (muscle)

- Endocardium (lining)

- Pericardium (sac)

- Blood vessels

- Arteries (carry oxygenated blood away from heart)

- Capillaries (exchange vessels)

- Veins (carry deoxygenated blood back to heart)

- Blood

- Plasma (liquid)

- Red blood cells (carry oxygen)

- White blood cells (fight infection)

- Platelets (clot blood)