Cardiovascular system worksheet Hamilton tech college
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Valves prevent back flow ventricle to atria?
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Mitral valve left Bicuspid valve right
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Chambers that receive blood from veins?
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Left and right atria
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Valves prevent back flow arteries to ventricles?
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Pulmonary semilunar valve prevent blood right Aortic semilunar valve prevent blood left
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Combining for vein
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Veno phlebo
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Aorta
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Aort/o/
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Aorta receives blood from which ventricle?
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Left ventricle
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Veins that return blood to the right atrium?
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Caval veins great veins
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Process exchanges o2 and co2?
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Diffusion
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Vessels regulate blood flow into capillary networks?
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Precapillary sphincters
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Location of heart?
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Thoracic cavity medial to lungs superior to diaphragm
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Endocardium?
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Covers valves of heart prevents abnormal blood clotting
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Prevents friction of the heart as it beats?
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Serous fluid
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Purpose of coronary vessels?
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Supply blood to myocardium O2 is essential for heart to pump
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Cardiac output?
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Volume of blood pumped per minutes by each ventricle of heart
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Normal heart sounds?
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Closure of valves
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Phlebitis?
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Inflammation of veins
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Seperates ventricles
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Interventricular septum
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Pulmonary veins?
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Receive oxygenated blood from lungs
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Cardiac cycle?
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Sequence of events in one heartbeat
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Anastomses important?
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Alternate pathways for blood to reach the given part if vein is obstructed
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Left side of the heart receives blood from which organ and sends it where?
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Lungs pumps it to body
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Impulse increases heart rate?
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Sympathetic impulse
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Sinoatrial node?
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Jump starts the heart initiates each heart beat
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State of arteries and veins should be what?
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Slightly constricted
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Small arteries
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Arterioles
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Small veins
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Venules
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Valves
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Prevent back flow blood
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Layers arteries
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3 stronger because high pulse pressue
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Layers veins
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3 low pressure
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Disorders of arteries
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Phlebitis Arteriosclerosis (hardening) atherosclerosis (Plaque)
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Aneurysm
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Weak portion of arteriole wall fatal
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Heart
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4 chambers atria ventricles
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Biggest artery
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Aorta
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Myocardial infarction
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Heart attack
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Middle layer in heart attack Deprived from blood
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Myocardium becomes ischemic
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Inferior vena cava
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Returns blood from lower extremities
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Heart size
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Mans fist
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Superior vena cava
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Head neck arms
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Hypertension high bp
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140/90
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Hypo
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90/60
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Systolic Dyastolic
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Contraction Relaxation
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Bradycardia
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60
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Attachycardia
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100
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Arythmia
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Irregular abnormal heart
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Disrhythmia
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Irregular heart beat
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Interracial septum
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Seperatea atria
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Interventricular septum
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Seperates ventricle
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2 major pathways of seperation
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Pulmonary circulation begins RV ends LV systemic begins LV ends RA
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Chest pain
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Angina
