What is a sign of respiratory distress?
Correct!
Wrong!
Signs include increased respiratory rate, use of accessory muscles, and cyanosis.
What is the appropriate device for a patient with adequate breathing but low oxygen saturation?
Correct!
Wrong!
A nasal cannula or non-rebreather mask can deliver supplemental oxygen as needed.
What condition causes wheezing and difficulty exhaling?
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Wrong!
Asthma is characterized by bronchoconstriction, wheezing, and difficulty exhaling.
What is the oxygen concentration delivered by a non-rebreather mask?
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Wrong!
A non-rebreather mask delivers up to 90–100% oxygen.
When is a BVM indicated?
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A BVM is used when the patient is not breathing adequately or is apneic.
What is a common cause of crackles in the lungs?
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Wrong!
Crackles (rales) are often caused by fluid in the alveoli, such as in pulmonary edema.
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What is the preferred oxygen delivery for a COPD patient with low oxygen levels?
Correct!
Wrong!
A nasal cannula is often preferred to avoid suppressing respiratory drive.
What is the oxygen flow rate for a nasal cannula?
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Wrong!
A nasal cannula delivers oxygen at 1–6 liters per minute (L/min).
What should you do if a conscious adult is choking?
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Wrong!
Perform abdominal thrusts (Heimlich maneuver) until the object is expelled or the patient becomes unresponsive.