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5 Cards in this Set

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Trace the pathway of oxygenated blood from the heart and back to the heart after it has been oxygenated.
Right atrium - tricuspid valve - right ventricle - pulmonary valve - pulmonary artery - lungs (pick up O2) - Pulmonary vien - left atrium - bicuspid valve - left ventricle - aortic valve - aorta - to body, and back to left ventricle
What is the pericardium
A double-walled sac around the heart composed of:
1. Superficial fibrous pericardium.
2. Deep two-layer serous pericardium.
What is the function pericardium...
1. Protects and anchors the heart
2. Prevents overfilling of the heart with blood
3. Allows for the heart to work in a relatively friction-free environment
What is the endocardium?
endothelial layer of the inner myocardial surface
What arteries take blood away from the heart that are directly associated with the heart?
1. Pulmonary trunk, which splits into right and left pulmonary arteries

2. Ascending aorta –
– brachiocephalic
– left common carotid
– subclavian arteries