NURS 125 Study Guide - Final Guide: Chronic Venous Insufficiency, Deep Vein Thrombosis, Dorsalis Pedis Artery
23 Mar 2019
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Document Summary
Lymphatic system: returns e xcess fluid from the tissues to the vascular network while also maintaining protein balance and fighting infection. Arterioles: have smooth muscle and are primarily responsible for blood pressure. Veins: thin-walled capacitance vessels that stretch to accomodate large volumes of fluid. Arterial occlusion: caused by clots that block blood flow in an artery and can cause pain the the extremities. * doppler ultrasound device may be used when pulses are not palpable: poikilothermia - affected areas cold to the touch, paresthesia - feeling of burning, tingling or numbness, paralysis. Deep vein thrombosis - symptoms include pain (localized or tender areas), edema (calf or leg swelling with pitting edema), warmth of an extremity. Pulmonary embolism: when a clot from a dvt or fragments from it travel to the lungs, which can result in acute dyspnea, chest pain, tachycardia, diaphoresis and anxiety.
