A tube that carries blood throughout the body
Blood Vessel
The organ that pumps blood throughout the body
Heart
a blood cell that fights infection by destroying microscopic, disease-causing organisms
White Blood Cell
A blood vessel that carries blood away from the heart
Artery
structures that open and close to control blood flow through the heart
Heart Valves
a blood cell that carries oxygen throughout the body
Red Blood Cell
A blood vessel that carries blood to the heart
Vein
either of the two lower chambers of the heart that pumps blood through arteries
Ventricles
the body system that includes the heart, blood vessels, and blood
Circulatory System
A tiny blood vessel
Capillary
Either of the two upper chambers of the heart that receives blood from veins
Atrium
a waste product in the blood that comes from the breakdown of proteins.
Largest artery in the body
Aorta
the artery and vein that carries blood from the heart to the lungs and back to the heart
Pulmonary artery & Pulmonary vein
a small blood cell that helps the blood to clot
Platelet