Parts of the System
Vessels
Parts of Blood
The Flow
More
100
A hollow, muscular organ that pumps blood throughout the body.
What is the Heart?
100
Blood vessels that carry blood away from the heart.
What are Arteries?
100
The liquid part of blood.
What is the Plasma?
100
Caused by the alternating expansion and relaxation of the artery wall.
What is a Pulse?
100
Consists of the heart, blood vessels, and blood.
What is the Cardiovascular System?
200
Receives blood that comes into the heart.
What is an atruim?
200
Blood vessels that carry blood back to the heart.
What are Veins?
200
Take up oxygen in the lungs and deliver it to cells elsewhere in the body.
What is Red Blood Cells?
200
Force exerted against the walls of blood vessels.
What is Blood Pressure?
200
A network of veinlike vessels that returns the fluid to the bloodstream.
What is the Lymphatic System?
300
Pumps blood out of the heart.
What is a Ventricle?
300
Tiny, narrow vessels.
What are Capillaries?
300
The body's disease fighters.
What are White Blood Cells?
300
Condition in which an artery wall thickens as a result of the build up of fatty materials.
What is Atherosclerosis?
300
Fluid inside the lymphatic system
What is Lymph?
400
A flap of tissue that prevents blood from flowing backward.
What is a Valve?
400
The largest artery in the body.
What is the Aorta?
400
Cell fragments that play an important part in forming blood clots.
What are Platelets?
400
When blood flow to part of the heart is blocked.
What is a heart attack?
400
Filters lymph, trapping bacteria and other disease-causing microorganisms in the fluid.
What are Lymph Nodes?
500
Group of heart cells that send out signals that make the heart muscle contract.
What is the Pacemaker?
500
These first branches carry blood to the heart itself.
What are the Coronary Arteries?
500
Iron-containing protein that binds chemically to oxygen molecules.
What is Hemoglobin?
500
Disorder in which a person's blood pressure is consistently higher than normal.
What is Hypertension?
500
The process by which molecules move from an area of higher concentration to an area of lower concentration.
What is Diffusion?
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