Term
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Definition
| inferior tip of the heart; part of left ventricle |
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Term
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Definition
| superior portion of the heart where major vessels enter and leave |
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Term
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Definition
| fat-filled furrow which encircles the heart and separates the atria & ventricles; contains circumflex branch of coronary artery and coronary sinus |
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Term
| Anterior interventricular Groove (description & function) |
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Definition
Description: fat-filled depression which marks the separation of the right and left ventricles; contains coronary vessels including the anterior interventricular artery and great cardiac vein
Function: supplies interventricular septum & anterior wall of ventricle |
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Term
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Definition
| artery located at the base of the heart anterior to the aorta; receives blood from the right ventricle; divides into left and right pulmonary arteries |
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Term
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Definition
| a cordlike remnant of the ductus arteriosum between the pulmonary trunk and the aortic arch |
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Term
| Where do the pulmonary veins drain? |
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Definition
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Term
| Posterior Interventricular Groove (description and contains) |
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Definition
| fat-filled depression which marks the separation of right and left ventricles; contains coronary vessels including posterior interventricular groove and middle cardiac vein |
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Term
| Left coronary artery (and its 2 branches) |
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Definition
originates from the aorta
Circumflex branch: supplies left atrium and posterior heart
Anterior interventricular artery: supplies interventricular septum & anterior wall of ventricle |
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Term
| Right Coronary Artery (and its 2 branches) |
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Definition
originates from the aorta
Marginal artery: supplies the lateral surface of the right side of the heart
Posterior interventricular artery: supplies posterior walls of ventricles |
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Term
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Definition
| drains venous blood from the heart into the right atrium; located at inferior border of the right atrium, left of the inferior vena cava |
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Term
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Definition
| receives venous drainage from systemic circulation |
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Term
| Opening of Coronary Sinus Function |
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Definition
| part of right atrium; drains venous blood into right atrium from the veins of the heart |
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Term
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Definition
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Term
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Definition
| prevents backflow from right ventricle into right atrium |
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Term
| Chordae Tendineae Function |
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Definition
| attach valve cusps to papillary muscles |
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Term
| Papillary muscles Function |
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Definition
| contraction prevents valve eversion |
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Term
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Definition
| prevents backflow from pulmonary trunk into right ventricle |
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Term
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Definition
| divides left and right ventricles |
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Term
| 5 Items that can be found in the right ventricle |
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Definition
Tricuspid valve
Chordae tendineae
Papillary muscles
Pulmonary valve
Interventricular septum |
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Term
| What one item will be found in the right atrium? |
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Definition
| Opening of the coronary sinus |
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Term
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Definition
| pumps blood to systemic circulation |
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Term
| 4 items found in the left ventricle |
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Definition
Aortic semilunar valve
Bicuspid valve
Chordae tendineae
Papillary muscles |
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Term
| Aortic Semilunar Valve Function |
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Definition
| prevents backflow from aorta into left ventricle |
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Term
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Definition
| prevents backflow from left ventricle into left atrium |
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Term
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Definition
| receives venous drainage from pulmonary circuit |
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Term
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Definition
| fibroserous sac enclosing the heart |
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Term
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Definition
| epithelial membrane covering the heart surface |
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Term
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Definition
| muscular layer of the heart wall |
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Term
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Definition
| epithelial membrane lining the heart chambers |
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Term
| Middle cardiac vein (location and function) |
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Definition
| ascends from the apex within the posterior interventricular groove; empties into the coronary sinus |
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Term
| Great Cardiac Vein (location & function) |
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Definition
| found in anterior interventricular groove; empties into the coronary sinus on the posterior side of the heart |
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Term
| thin-walled vessel draining into the right atrium from above |
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Definition
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Term
| thin-walled vessel draining into the rt. atrium from below |
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Definition
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Term
| fat-filled depression which marks the separation of right and left ventricles; contains coronary vessels and |
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Definition
| Posterior Interventricular Groove |
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Term
| extension of the left atrium which projects anteriorly on the left side of the base of the heart |
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Definition
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Term
| extension of the right atrium which projects anteriorly on the right side of the base of the heart |
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Definition
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Term
| a cordlike remnant of the ductus arteriosum between the pulmonary trunk and the aortic arch |
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Definition
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Term
| artery located at the base of the heart anterior to the aorta; receives blood from the right ventricle |
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Definition
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Term
| fat-filled furrow which encircles the heart and separates the atria & ventricles |
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Definition
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Term
| prevents backflow from aorta into left ventricle |
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Definition
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Term
| separates the left and right heart internally |
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Definition
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