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Hint : 🫁 Choose interventions that directly improve oxygenation.

Correct Answers:

  • Encouraging pursed-lip breathing
  • Elevating the head of the bed
  • Placing the client on 2L O: via nasal cannula per order


Rationale :

Encouraging pursed-lip breathing

✅ Pursed-lip breathing helps improve ventilation by prolonging exhalation and preventing premature airway collapse.

✅ This technique can reduce air trapping, particularly in clients with obstructive respiratory conditions such as COPD.

✅ Slower, controlled exhalation may improve the movement of air out of the lungs and support more effective gas exchange.

✅ Encouraging this breathing technique represents an active nursing intervention aimed at improving the client’s oxygenation status.

✅ Pursed-lip breathing can also decrease the client’s sensation of dyspnea and help reduce anxiety associated with difficulty breathing.

✅ The nurse can coach the client to inhale through the nose and exhale slowly through lips held as if blowing out a candle.

✅ This action can be implemented promptly while other oxygenation measures are being provided.

✅ Encouraging pursed-lip breathing therefore reflects the implementation or taking-action phase of care.

Elevating the head of the bed

✅ Elevating the head of the bed promotes lung expansion by reducing pressure from the abdominal contents on the diaphragm.

✅ An upright or semi-Fowler position can improve ventilation and decrease the work of breathing.

✅ Positioning the client upright facilitates better movement of the chest wall and diaphragm during inspiration.

✅ Improved thoracic expansion can increase alveolar ventilation and support more effective oxygen exchange.

✅ This intervention is particularly useful for a client experiencing shortness of breath or hypoxia.

✅ Repositioning is an independent nursing intervention that can usually be performed immediately without waiting for a prescription.

✅ The nurse may combine positioning with oxygen therapy and breathing techniques to improve respiratory status.

✅ Elevating the head of the bed therefore represents a direct action to improve oxygenation.

Placing the client on 2 L O₂ via nasal cannula per order

✅ Administering prescribed supplemental oxygen directly addresses hypoxemia by increasing the amount of oxygen available for inhalation.

✅ A nasal cannula at 2 L/min provides low-flow oxygen and is commonly used for clients who require modest oxygen supplementation.

✅ Supplemental oxygen can increase the concentration of oxygen reaching the alveoli and improve arterial oxygenation.

✅ The phrase “per order” confirms that the nurse is implementing an authorized treatment rather than independently prescribing oxygen therapy.

✅ The nurse should apply the cannula correctly and ensure that the tubing is patent and oxygen is flowing at the prescribed rate.

✅ The client should also be monitored for improvement in oxygen saturation, respiratory effort, skin color, and level of consciousness.

✅ Oxygen therapy is a direct therapeutic intervention for a client experiencing inadequate oxygenation.

✅ Applying the prescribed nasal cannula therefore clearly reflects the taking-action phase of nursing care.


Distractor Analysis :

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