Basic Facts
What part of your body is the same size as your heart?
Your fist
How many chambers does the heart have?
4
Carries blood towards the heart
Veins
The aorta carries blood to...
other organs in the body
How many steps are in the cardiac cycle?
3
Where can myocardium be found?
the heart wall
What are the two chambers at the top called?
Atria
Carries blood away from the heart
Arteries
What connects the left atrium and the left ventricle?
the mitral valve
Which part of the heart goes through systole first?
Atria
What is the name of the muscle that is responsible for pumping blood through the heart?
myocardium
What are the bottom two chambers called?
Ventricles
What side of the heart would you find deoxygenated blood?
the right side
What connects the right atrium and the right ventricle?
the tricuspid valve
What part of the heart fills with blood during diastole?
The atria
What is heart contraction called?
Systole
True or false: The left atria and the left ventricle are connected.
True
Blood leaves the right ventricle through the...
pulmonary artery
Blood leaves the left. ventricle through the...
aorta
What valves open during ventricular systole?
The pulmonary and aortic valves
What does a valve do?
It opens to let blood flow through and closes to block the blood from going backwards.
What is the name of the structure that separates the right and left side of the heart?
Partition
Blood enters the right atrium through...
superior vena cava and inferior vena cava
Blood enters the left atrium through...
pulmonary veins
Which valves open during atrial systole?
The mitral and tricuspid valves