Description Key Terms Of The Movement Of Blood Through The Body Via Veins And Arteries

1756 Words Sep 23rd, 2014 8 Pages
Perfusion
Concept Definition: the movement of blood through the body via veins and arteries to deliver oxygen and nutrients and to remove carbon dioxide and waste.

Concept Key Terms: • Acute coronary syndrome: obstructive thrombus formed in the coronary artery by the rupturing of an artheromateus plague
• Afterload: the amount of resistance to the flow of blood out of the ventricles
• Apical impulse (pulse): the pulse measured with stethoscope at 5th intercostal space mid line with the clavicle
Artherosclerosis: plaque build up in the lining of arteries
• Atrioventricular (AV) node: the area of the heart conduction system responsible for receiving impulses from the SA node via intermodal pathways and stimulate the ventricles to contract
• Baroreceptors: nerve fibers that help control blood pressure and located in the aortic arch and carotid arteries
• Brachial (pulse): peripheral site at brachial artery in the anticubutal area
• Cardiac conduction system: the heart generated electrical signals that create an electrical action potential.
• Cardiac output: volume of blood pumped by the left ventricle(ltr/min)
• Cardiac stress test: test where exercise or medication is used to increase the oxygen demand of the body to analyze the function of the heart
• Carotid (pulse): artery located on the neck on each side of the trachea
• Compliance: for each unit of pressure the amount of blood that is in any given area of circulation
• Contractility: the heart muscles ability to…
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