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MNA M osby ’ s Long Term Care Assistant Chapter 25 Oxygen Needs
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Oxygen A gas No taste, odor, or color Basic need required for life Illness, injury and injuries affect the amount of O2 in the blood and cells
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Factors affecting Oxygen Needs Airway must be open
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Factors affecting Oxygen Needs Blood vessels Open and healthy
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Factors affecting Oxygen Needs RBCs Adequate number to carry O2
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Factors affecting Oxygen Needs Brain function Controls respiratory rate
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Factors affecting Oxygen Needs Aging Weakens respiratory muscles
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Factors affecting Oxygen Needs Exercise Increases need for O2
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Factors affecting Oxygen Needs Fever Increases need for O2
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Factors affecting Oxygen Needs Drugs Can decrease respiratory rate (especially pain meds)
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Factors affecting Oxygen Needs Smoking Causes Cancer and COPD
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Factors affecting Oxygen Needs Allergies Can cause congestion, difficulty breathing
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Factors affecting Oxygen Needs Alcohol Depresses the brain, decreases respiratory rate
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Terms Hypoxia Cells do not have enough O2 Restlessness, confusion Life threatening
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Terms Tachypnea Rapid breathing Over 24 /minute Caused by hypoxia
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Terms Bradypnea slow breathing Less than 12 /minute Caused by CNS Disorder
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Terms Apnea No breathing Respiratory arrest Cardiac arrest
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Terms Respiratory Arrest Breathing stops
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Terms Hypoventilation Slow, irregular, shallow breathing
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Terms Hyperventilation Rapid and deep breathing Causes: Asthma,anxiety
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Terms Dyspnea Difficult, labored, painful breathing
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Terms Cheyne-Stokes Dyspnea followed by periods of apnea Near death
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Terms Orthopnea Comfortable breathing only when in a sitting position
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Terms Cyanosis Condition of blue Show a decrease in oxygenation Fingers, toes, lips
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Terms Hemoptysis Bloody sputum
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Signs and Symptoms to Report c/o SOB Harsh or productive cough Noisy respirations Cyanosis
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Pulse Oximetry Measures O2 Concentration in arterial blood Normal range is 95 - 100%
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Pulse Oximetry Avoid sites that are: Swollen Have skin breakdown Can use fingers, toes, forehead, earlobe
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Promoting oxygenation Positioning Semi- Fowler ’ s Or Fowler ’ s Frequent position changes - Q2H Avoid heavy blankets
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Promoting oxygenation Deep breathing and coughing Usually done after surgery or when on bed rest Splinting
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Promoting oxygenation Incentive spirometer Respirex Voldyne Tri-flo
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Promoting oxygenation Incentive spirometer Use Q2H Encourage deep, slow breaths
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Oxygen Therapy O2 is treated as a drug Ordered by MD
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Oxygen Therapy You are not responsible for O2 therapy but you can assist with safety issues. You CANNOT adjust flowrate
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Oxygen Therapy Nasal cannula 2 prongs. Inserted into nose Allows freedom for eating and drinking Not for mouth breather
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Oxygen Therapy Simple face mask good for mouth breather Can cause feelings of suffocation
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Oxygen Therapy Non-rebreather mask Prevents exhaled air and room air from entering
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Oxygen Therapy Venturi mask Precise amounts of O2 are given. Color coded adapters show amount of O2
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Oxygen Safety Do not adjust the flow rate Check for signs of irritation form the device No smoking No electric razors
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Artificial airways Intubation Inserting an artificial airway
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Artificial airways Tracheostomies Can be temporary or permanent Used for mechanical ventilation
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Artificial airways Mechanical Ventilation Uses a machine to move air in and out of the lungs
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Artificial airways If the artificial airway comes out …… Call the nurse
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Suctioning Withdrawing fluid or secretions from the airway.
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For oral suctioning
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Chest Tubes Inserted to remove air, fluid or blood
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Review You may adjust the flow rate of O2 prn TrueFalse
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Review Artificially inserting an airway is called intubation
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Review Difficult or labored breathingis called hypoventilation. TrueFalse
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Review Cyanosis cam be observed in the eyes. TrueFalse
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Review A 2 pronged device for O2 administration is called a ____________________. Nasal cannula
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