Anatomy and Physiology Unit 10 Test Review KEY.doc - Anatomy and Physiology Unit 10 Test Review Name_KEY Chapter 11 Cardiovascular System Hour Date 1

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Anatomy and Physiology Unit 10 Test Review Name _______ KEY_ ____________________________ Chapter 11: Cardiovascular System Hour _____________________ Date ______________ 1. Identify this structure ___ Right Pulmonary Artery ________ 2. Identify this structure _____ Braciocephalic Artery ________ 3. Identify this structure _____ Left Common Carotid ________ 4. Identify this structure _____ Left Subclavian Artery ________ 5. Identify this structure ______ Ascending Aorta ___________ 6. Identify this structure _____ Left Pulmonary Artery _______ 7. Identify this structure _______ Pulmonary Trunk _________ 8. Identify this structure _______ Left Atrium ______________ 9. Identify this structure _____ Left Pulmonary Veins ________ 10. Identify this structure ____ Aortic Semilunar Valve _______ 11. Identify this structure _____ Bicuspid or Mitral Valve _____ 12. Identify this structure _____ Left Ventricle ______________ 13. Identify this structure _____ Myocardium _______________ 14. Identify this structure _____ Descending Aorta ___________ 15. Identify this structure _____ Inferior Vena Cava ________ 16. Identify this structure _____ Right Ventricle ___________ 17. Identify this structure _____ Chordae Tendinae __________ 18. Identify this structure _____ Tricuspid Valve ____________ 19. Identify this structure _____ Right Atrium ______________ 20. Identify this structure _____ Pulmonary Semilunar Valve ___ 21. Identify this structure _____ Superior Vena Cava _________ 22. Identify this structure _____ Right Pulmonary Veins ______ What is the function of the cardiovascular system? Transportation of vital nutrients, such as oxygen, to the cells and removal and transport of cellular wastes, such as carbon dioxide. What organs make up the cardiovascular system? Heart and the Blood Vessels Discuss how the parasympathetic and the sympathetic nervous systems influence the heart? Sympathetic Nervous System increases heart rate during fight or flight responses or from stress. The parasympathetic nervous system decrease heart rate back to its normal beat.
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HEART ANATOMY : 1. Located in the __ Bony Thorax ___, 2/3 of it is on the left side of midline, 1/3 is on the right. 2. Size and shape is similar to a __ Human Fist __ 3. Weighs approx. 11 oz. and pumps __ Blood ___ 4. Where is the heart located? Medial to the lungs and anterior to the spine inside of the bony thorax. 5. What are the three main layers of the heart? Describe them. Epicardium – also called the visceral pericardium, outermost layer of the heart Myocardium – cardiac muscle layer of the heart, thickest layer Endocaridum – innermost layer of endothelium 4 CHAMBERS : Right Atrium - receiving chamber (from _ Vena Cavae, both superior and inferior _) Left Atrium - receiving chamber (from __ left and right pulmonary veins __) Right Ventricle - discharging chamber (to _ pulmonary trunk and pulmonary arteries __) Left Ventricle - discharging chamber (to __ aorta _) _ Septum _ = the wall between chambers _ Myocardium _ = walls of twisted and whorled cardiac muscle, the layer that actually contracts _ Endocardium __ = smooth lining of heart chambers (inflammation of this is called endocarditis) _ Pericardium _ = covering sac containing lubricating fluid 2 layers of Heart’s Protective covering : 1. _ Viscera l__ pericardium = inner layer (also called epicardium) 2. _ Parietal __ pericardium = outer layer HEART VALVES : 1. ____ Tricuspid ____ Valve = between right atrium and ventricle 2. ____
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