Correct Answer: C

Rationale: Pursed-lip breathing is a breathing technique that involves inhaling slowly through the nose and exhaling gently through pursed lips. This technique helps improve breathing efficiency and can be beneficial for individuals with respiratory conditions. Instructing the client to take a deep breath in through the nose is essential for proper execution of pursed-lip breathing, making choice C the correct answer.

Correct Answer: D

Rationale: After experiencing a pneumothorax, it is crucial for the client to be educated on potential complications. A productive cough can indicate infection or another issue, requiring prompt medical attention. Weakness, returning to work, and wearing a mask in crowded areas are important considerations but not as critical as monitoring for respiratory symptoms post-pneumothorax.

Correct Answer: D

Rationale: After a line is placed for hemodynamic monitoring, it is crucial to confirm its correct placement. The definitive way to verify the placement is through a chest x-ray. This ensures that the line is appropriately positioned without complications. Options A, B, and C do not address the essential step of confirming the line's placement, making them incorrect choices.

Correct Answer: C

Rationale: Albuterol is a bronchodilator commonly used to treat conditions like COPD. One of its common side effects is an increase in heart rate (tachycardia) due to its action on beta-2 receptors in the body. This statement by the client demonstrates an understanding of a potential side effect of albuterol, indicating comprehension of the discharge teaching provided by the healthcare provider.

Correct Answer: A

Rationale: For a client with COPD concerned about leaving the house while on continuous oxygen, the nurse should provide reassurance by mentioning the availability of portable oxygen delivery systems. These systems allow the client to maintain their oxygen therapy while being mobile, enabling them to go out and engage in activities outside the home. This response promotes independence and quality of life for the client, addressing their immediate concerns and offering a practical solution to their perceived limitation.