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22 Cards in this Set
- Front
- Back
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tunica
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layer of tissue
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arteries
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carry blood away from the heart
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arterioles
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tiny branches of arteries
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capillaries
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microscopic blood vessels that outweigh all other vessels
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venules
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tiny vein, merge to form larger veins, carry blood toward the heart
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veins
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carry blood toward the heart
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do humans and cats have the saem number of major branches off the aortic arch?
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no
humans 3 cats 2 |
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tunica externa
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outermost tunic, supportive
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tunica media
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muddle coat comprised of smooth muscle and elastin
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tunica intima
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thin layer continuous with the endocaridum of the heart. innermost tunica
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what organ serves as a respiratory/ digestive/ exretory organ for fetus?
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placenta
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location of heart in the thorax?
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mediastinum
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superior heart chambers
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atria
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inferior heart chambers
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ventricles
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visceral pericardium
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epicardium
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anterooms of the heart
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atria
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equal cardiac muscle
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myocardium
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provide nutrient blood to the heart muscle
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coronary arteriesq
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lining of the heart chambers
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endocardium
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actual "pumps" of the heartq
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ventricles
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drains blood intot he rigght atrium of the heartq
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coronary sinus.
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6 layers of heart in order from outermost to inner.
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1. fibrous pericardium
2. parietal pericardium 3. paricardial cavity 4. visceral pericardium (epicardium) 5. myocardium 6. endocardium |
