Cardiovasc Short A Word Scramble
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Question | Answer |
Describe capillaries. | Join arterial system with venous system. Most significant. Provide cells with vital products. Remove waste products from cells. |
Describe Heart. | Hollow muscular organ lying in the mediastinum that propels blood to entire body. |
Describe the SA node. | Located in upper portion of the right atrium. Has built-in rhythm. Initiates and transmits each heart beat. Sets basic pace for cardiac rate. |
How do veins return blood to the heart? | Skeletal muscle contraction. Gravity. Respiratory activity. Valves. |
How is blood supplied to the heart muscle? | coronary arteries. |
Name the factors that influence blood pressure | Resistance of blood flow. Pumping action of heart. Viscosity of blood. Elasticity of arteries. Quantity of blood. |
Name the four structures responsible for electrical conduction of the heart. | SA node. AV node. Bundle of His. Purkinje fibers. |
Name the 3 layers of the heart. | Endocardium. Myocardium. Epicardium. |
What are the 3 layers of artery walls? | tunica externa. tunica media. tunica intima. |
What are the 3 major types of blood vessels? | Arteries. Capillaries. Veins. |
What are valves? | Small structures within veins that prevent backflow of blood. |
What is endocarditis? | Inflammation of the inner lining of the heart and its valves. |
what type of blood do arteries carry? | oxygenated blood. |
What type of blood do veins carry? | deoxygenated blood. |
Where is each heart valve located? | Tricuspid - right ventricle and right atrium. Pulmonic - pulmonary arteries and right ventricle. Bicuspid/mitral - left atrium and left ventricle. Aortic - aorta and left ventricle. |
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lexieeesmith
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