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Where is the location of the heart?
Behind the sternum, left of the centre.
What is the heart the size of?
An adult clenched fist
What is the heart wall called?
myocardium
How many chambers does the heart have?
4
What are the two lower chambers?
Ventricles
Heart valves.....
prevent backflow
What are the atrioventricular (AV) valves called?
tricuspid valve and bicuspid/mitral valve
Name the four main blood vessels
Vena cava, pulmonary artery, pulmonary vein, aorta
Which blood vessel takes deoxygenated blood away from the heart to the lungs?
Pulmonary artery
Systematic circulation and ?? circulation
Pulmonary
What is the equation to calculate cardiac output?
Stroke volume x HR
"Amount of blood pumped by a ventricle per heart beat" is...
Stroke Volume
What is the blood pressure in veins?
Low
Where does diffusion take place?
Capillaries
What is it called, the "highest blood pressure when the heart contracts"?
Systolic
What is normal/ideal blood pressure?
90-140 mmHG/60-90 mmHG
