The Heart
The two lower chambers of the heart
Left/Right ventricle
The organ that pumps blood is the
Heart
Tiny blood vessels with thin walls are
Capillaries
What is the leading cause of death in the US
Cardiovascular Diseases
What is the name of the artery that carries blood from the heart to the entire body
Aorta
The liquid part of blood is called
Plasma
What passes from body cells to capillaries?
Wastes
What is the job of lymph nodes?
Filter out germs
Where does the right ventricle pump blood to?
Lungs
Blood types are dependent on:
Marker Molecules
The force of blood against the walls of arteries is called
Blood Pressure
True or false: The only job of the cardiovascular system is to carry materials to and from cells
False
What is the name of the flap of tissue that lets blood flow in only one direction?
Valve
Pieces of cells that help blood clot are
Platelets
True or False: The force of blood in veins is less than the force of blood in arteries
True
If your blood pressure is higher than 140/90, you have
Hypertension
A group of cells control how fast your heart beats, what is this group of cells called?
Pacemaker
Taking blood from one person and giving it to another is called a
Transfusion
A disease in which fatty materials build up inside of arteries is called
Atherosclerosis
What type of blood vessel has the thickest walls?
Arteries