Function of the heart?
To pump around the blood filled with oxygen and take out carbon dioxide + wasted products
Right side of the heart
To the lungs to live carbon dioxide, this way is called the pulmonary circulation
Left side of the heart
To the body, this way is called the systemic circulation
Erythrocytes
Red blood cells (carry oxygen and carbon dioxide)
Leucocytes
White blood cells
Platelets
Cell fragments