Name the three parts of the circulatory system - Heart blood blood vessels
What kind of blood cell carries oxygen - Red blood cell
Name the three types of blood cells - Red blood cells white blood cells platelets
Describe the function of each type of blood cell - Red blood cell transports oxygen throughout the body
White blood cell fights against injury and disease
Platelets start the blood clotting process
What is the main function of the circulatory system - To transport blood oxygen and nutrients
throughout the body
Name the three types of blood vessels and state their function - Veins carry blood to the heart
Arteries carry blood away from the heart
Capillaries is where gas exchange takes place, forms network of tubing between the arterioles and
venules
Why does the pulmonary artery have blood filled with carbon dioxide in it - The pulmonary arteries
carry deoxygenated blood from the heart to the lungs were it will release CO2 and pick up oxygen during
respiration
Why does the pulmonary vein have blood filled with oxygen in it - The pulmonary veins carry
oxygenated blood to the heart from the lungs so that it may be directed to the rest of the body
What prevents blood from flowing backwards - Bicuspid and tricuspid valves