TEST 3 - NURS 233 TEST 3 Oxygenation Overview of...

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NURS 233 – TEST 3 Oxygenation Overview of Oxygenation - Respiration o Upper respiratory tract o Lungs Ventilation Diffusion of ovygen - Circulation o Heart CO = HR x SV o Blood Vessels o Blood Transports O2, nutrients, wastes Regulation of body temp, pH Prevention of infection and blood loss Factors that Affect Oxygenation - Age, environment, lifestyle, stress, health status Nursing History - Symptoms of Hypoxia (low oxygen in blood) o Restlessness, apprehension altered level of consciousness o First thing they do is panic because they have no oxygen - Symptoms o Cough How often? When? What precipitates? Productive or non-productive? o Dyspnea (SOB) “Can you lie flat and breathe?” Orthopnea—“3 pillow orthopnea” o Fatigue o Fluid retention Look for where it’s dependent—it says something about cardiac status ANKLES o Pain: on activity. Heart hurts with activity Aching in calves, chest pain - Personal Habits o Smoking—pack year history # of packs/day X # of years smoking (60 pk/yr o Allergy 1
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o Exposure to pollutants: second hand s moke o Exercise o Diet: high fat = bad (blood vess els) - Current drug therapy o O.T.C. meds o 5 hr energy - History of chronic diseases: cardiac, vascular, pulmonary disease Physical Exam - Skin/Oxygenation of Skin o Cyanosis o Edema - Nailbeds o Cap refill - Neck veins o Should be flat at 45 degrees or higher. If not, indicates a back up of blood - Chest wall movement - Breathing pattern o Rate, rhythm, depth - Pulse - Heart - Lungs o Normal—Clear to auscultation (CTA) - Blood Pressure Diagnostics (look at slide) - Hemoglobin and Hematocrit o Hemoglobin: oxygen carrying capacity Men = 14-18 Women = 12-16 o Hematocrit: spins your blood Men = 40-45 Women = 38-43 - Electrocardiogram (EKG) o Should be normal sinus rhythm (NSR) - Pulse Oximetry (thing you put on your finger) o Normal >95% (how saturated blood is) o False elevation with CO exposure (carbon monoxide) People who smoke have a 4% higher PO o False decrease with poor circulation (always have cold hands) - LOOK AT CASE STUDY 2
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- READ 1372-1379: OXYGEN THERAPY. WILL BE QUESTION ON TEST - READ 1371—QUESTION ABOUT INCENTIVE SPIROMETER - CHEST PHYSIOTHERAPY NEEDS TO BE ORDERED BY AN MD (PERSON LAYS ON STOMACH AND YOU CLAP THEIR BACK TO LOOSEN MUCOUS) Mobility Regulation of Movement - Skeletal System - Muscles - Nervous System Nursing History - Height and weight o @ maturity for older adult: lose height as they age - Activity and rest patterns - Diet, esp intake of Calcium and Vitamin D o Calcium may cause heart disease if not taken with - Medications o Arthritis, CNS depressants, sedatives o Do these meds make them unsteady? -
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This note was uploaded on 04/07/2011 for the course NURS 233 taught by Professor Meyer during the Spring '11 term at Saint Louis.

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TEST 3 - NURS 233 TEST 3 Oxygenation Overview of...

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