Glossary of terms

• Aorta - Main artery coming directly out of the left heart.
• Aortic Valve - Controls blood flow from the left ventricle into the aorta.
• Artery - Blood vessel carrying nutrient-rich blood away from the heart /lungs.
• Atria - Two chambers that form the curved top of the heart (right atrium and left atrium).
• Coronary - Related to the heart.
• Mitral Valve - Controls blood flow from the left atrium and the left ventricle.
• Pulmonary - Related to the lungs.
• Pulmonary Valve - Controls blood flow from the left ventricle into the lungs.
• Systemic Circulatory System - Everything in the circulatory system other than the heart and lungs.
• Tricuspid Valve - Controls blood flow from the right atrium into the right ventricle.
• Vein - Blood vessel carrying nutrient-depleted blood back to the heart /lungs.
• Vena Cava - Main veins leading into the heart; "hearts veins"
• Ventricles - Two chambers at the bottom of the heart that form a pointed base (main pumping chambers).

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