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20 Cards in this Set
- Front
- Back
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3 components of the Cardiovascular System:
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1. Blood vessels
2. Heart 3. Blood |
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The heart is located at an angle between the lungs in the space called the ________.
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mediastinum
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The heart rests upon the ________.
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diaphram
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How much of the heart is on the left side of the body?
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2/3
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The ________ points toward the left hip.
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apex
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What size is the heart?
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about the size of a fist
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How much does the heart weigh?
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Less than a pound
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The heart is considered to be ________ and ________.
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cone- shaped and hollow
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The heart and its major blood vessels are covered in a lose fitting, slippery sac called the ________.
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pericardium
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2 Layers of the pericardium:
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1. Visceral pericardium
2. Parietal Pericardium |
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The Visceral Pericardium is also known as ________.
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epicardium
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The layer that attaches to the outside of the heart
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Visceral Pericardium
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the outer membrane that attaches to the diaphram, sternum, and the blood vessels that enter and leave the heart
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Parietal Pericardium
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The space between the 2 layers is called the ________ ________.
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pericardial fluid
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used to prevent friction
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pericardial fluid
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Layers of the heart wall:
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1. Epicardium
2. Myocardium 3. Endocardium |
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the outside layer of the heart
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epicardium
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the muscle of the heart
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myocardium
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the inside layer and the lining found on the inside of the heart. The lining is continuous with the lining of the blood vessels
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endocardium
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Chambers:
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Right and left atrium
Right and left ventricles |
