Correct Answer: A

Rationale: The correct answer is A. Isotretinoin is highly teratogenic, which means it can cause birth defects. Therefore, it is crucial for patients, especially females of childbearing potential, to use effective forms of birth control to prevent pregnancy while taking this medication. This is a key component of patient teaching to ensure the safe use of isotretinoin.

Correct Answer: A

Rationale: Before giving digoxin, the nurse will assess the HR and rhythm. The dosage will be held and the prescriber notified if the HR is below 60 bpm or if the cardiac rhythm has changes. Digoxin can cause bradycardia and electrical changes in the heart.

Correct Answer: B

Rationale: Feeding a baby in a more upright position and no longer in sidelying is important around 4-6 months of age. At this stage, babies start developing better head and trunk control, which allows them to sit in a more upright position for feeding, promoting safer and more efficient swallowing and digestion.

Correct Answer: B

Rationale: The correct answer is B: 'Avoid administering NSAIDs.' Hemophilia is a condition where blood does not clot properly. NSAIDs (Nonsteroidal Anti-Inflammatory Drugs) can increase the risk of bleeding in individuals with hemophilia. Therefore, it is crucial for the parent to avoid giving their child NSAIDs for pain management to prevent exacerbating bleeding tendencies.

Correct Answer: B

Rationale: The correct action for the nurse when preparing an adolescent for a lumbar puncture is to apply a topical analgesic cream to the site one hour before the procedure. This helps reduce pain experienced during the lumbar puncture, making the procedure more comfortable for the adolescent.