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Layers of Blood Vessel
Tunica adventitia (external) outer layer. Tunica media middle layer. Tunica intima inner layer (interna)
area of arm anterior in front of and below elbow, several veins here, vein arrangements h and m
median cubital vein
near center of anticubital vein, first choice, usually larger, close to surface, staionary
two divisions of circulation
pulmonary circulation: carries blood from right ventricle to lungs to remove carbon dioxide and pick up oxygen and returns oxygenated blood to left atrium. systemic circulation: serves the rest of the body carring oxygenated blood from left ventricle returns to right atrium with dirty blood.
chambers of the heart
upper chamber: right and left atrium, recieves deoxygented blood. Lower chamber: right and left ventricle: pumps and delivers blood.
The means by which oxygen and food are carried and the way carbond dioxide and waste are carried to excretory organs, kidneys, lungs, skin,coagulates blood, regulates body temp.
two parts of circulatory system
cardiovascular system: heart,blood,blood vessels, Lymphatic system: lymph,lymph vessels, nodes
bracardia- slow beats >60, tacacardia- fast beats <100, Extrasystole- extra beats, fibrillation- rapid uncoordinated beats.
vein located on medial aspect, inner side, of anticubital, last choice, easy to palpate, not well anchord, rolls, close to major artery.
located in lateral aspect of anticubital area, second choice, harder to palpate, fairly anchord
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