Circulatory System –
Basics
Basics
Another word for the circulatory system?
blood system
How many chambers does the heart have?
4
Cells that carry oxygen?
red cells
Where does the big (systemic) circulation go?
to the body
What makes the heart stronger?
exercise
Main liquid in the circulatory system?
blood
Upper chambers of the heart?
atria
Cells that fight diseases?
white cells
Where does the small (pulmonary) circulation go?
to the lungs
What increases blood pressure?
stress, salt,
Organ that pumps blood?
heart
Lower chambers of the heart?
ventricles
Cells that help blood clot?
plasma
Where does the small circulation start?
right ventricle
What do we measure in beats per minute?
heart rate
Vessels that carry blood away from the heart?
arteries
What are the “doors” in the heart called?
valves
Cells that help blood clot?
the platelets
Vessel bringing oxygenated blood from the lungs?
pulmonary vein
Sudden stop of the heart?
heart arrest, heart attack, infarct
Vessels that carry blood to the heart?
veins
Which chamber is the strongest?
left ventricle
Red pigment in red blood cells?
hemoglobin
Where does the big circulation start?
left ventricle
What is very bad for the heart?
smoking