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29 Cards in this Set
- Front
- Back
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Anoxia
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Lack of Sufficient Oxygen
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The upper airway consists of the
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nose, mouth, throat, and epiglottis
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The lower airway consists of the
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larynx, trachea, bronchi, and alveoli.
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Average tidal volume for adult males is
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500 mL
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Air moves to the alveoli where the exchange of
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gases occurs
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Diffusion is
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the movement of gas from a higher concentration to lower concentration.
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Exhaled air contains approximately ___% oxygen
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16%
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Carbon dioxide is the waste product of__________
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metabolism.
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Myocardial infarction
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heart attack
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Pulmonary edema
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fluid accumulation in lungs
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hypoperfusion
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Shock(loss of red blood cells)
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(COPD)
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Chronic obstructive pulmonary disease (damage to alveoli)
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Characteristics of normal or adequate breathing
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Normal rate and depth (12 to 20 breaths/min in adults)
b. Children—15 to 30 breaths/min c. Infants—25 to 50 breaths/min |
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Dyspnea
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is perceived to be difficulty of breathing or painful breathing.
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In an unconscious patient, the most common airway obstruction is the
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tongue, which falls back into the throat when the muscles of the throat and tongue relax.
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Use this maneuver for patients who have not sustained trauma for openig the air way
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Head tilt-chin lift maneuver
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Use for patients with suspected spinal injury to open the air way
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Jaw-thrust maneuver
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Gas pressure in a full oxygen cylinder is
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2,100 psi
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what is the Preferred way of giving oxygen in the prehospital setting
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Nonrebreathing mask
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Capable of providing up to 90% inspired oxygen
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Nonrebreathing mask
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If the patient will not tolerate a mask, use a
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nasal cannula
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Fewer than 12 breaths/min or more than 20 breaths/ min in the presence of dyspnea is considered inadequate you should.
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Artificialy Ventilate
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Patients who are short of breath or cyanotic with cool, clammy skin need
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oxygen.
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Rate of artificial ventilations:
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a. Adult—1 breath every 5 seconds
b. Children—1 breath every 3 seconds c. Infants—1 breath every 3 seconds |
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The patient is receiving adequate ventilations if his or her chest
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rises and falls
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(BVM)
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Bag-valve-mask
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gastric distension
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is bloating of the stomach when air is pumped into it
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Sellick maneuver
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This is also referred to as cricoid pressure
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acute
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a rapid onset
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