Artery - A blood vessel that carries blood from the heart to other parts of the body.
The arteries in my body are what keep my blood flow consistent.
Cardiovascular system - The body system that includes the heart, blood vessels, and blood, and functions by moving oxygen and nutrients to body cells and removing cell waste.
The cardiovascular system is the most important system to be healthy for professional runners.
Cholesterol - A fatlike substance found in animal cells and some foods, such as meats, dairy products, and egg yolks.
The doctor told the girl that she needed to watch her diet, especially since high cholesterol runs in her family.
Fibrin - An elongated sticky cell in the blood that helps the blood clot; too much fibrin is implicated in the development of atherosclerosis.
The fibrin in the old man’s blood created the blood clot which almost took his life.
High-density lipoprotein (HDL) - A substance often referred to as "good cholesterol" because it carries excess cholesterol out of the bloodstream and into the liver for elimination from the body.
The doctor told the boy he had much HDL which will keep him healthy.
Lipoproteins - Substances that carry cholesterol through the bloodstream.
The Lipoproteins in her body carried the cholesterol to the liver.
Low-density lipoprotein (LDL) - A substance often referred to as "bad cholesterol" because it carries cholesterol that is most likely to deposit in the arteries.
The woman had a lot of LDL which could lead to many issues in the future.
Respiratory system - The body system including the lungs and air passages that functions by bringing oxygen into the bloodstream and eliminating carbon dioxide from the blood.
The respiratory system is the system that keeps us living and breathing properly.
Vein - A blood vessel that carries blood filled with waste products from the body cells back to the heart.
Sarah commented on how Marc’s veins are blue and green.
Active aerobic activity -