Correct Answer: A

Rationale: Assessing allergies before administering a new medication is crucial as it helps prevent potentially life-threatening allergic reactions like anaphylaxis. While monitoring vital signs and informing the client of side effects are important nursing actions, assessing allergies takes precedence to ensure the client's safety. Informed consent is necessary for the treatment process, but assessing allergies is the priority before administering any new medication.

Correct Answer: B

Rationale: The correct answer is B: Cut toenails straight across. This instruction is vital for clients with diabetes as it helps prevent ingrown toenails and infections, reducing the risk of foot ulcers. Applying lotion between the toes (choice A) should be avoided as it can create a moist environment prone to fungal infections. Using a heating pad (choice C) can lead to burns or injuries due to reduced sensation common in diabetes. Soaking feet in warm water daily (choice D) can also increase the risk of skin breakdown and should be avoided.

Correct Answer: B

Rationale: The most appropriate question to ask a client with a history of herpes simplex virus 2 at 38 weeks gestation is whether they have any active lesions. Active herpes lesions during labor can necessitate a cesarean delivery to prevent neonatal transmission. Asking about ruptured membranes (choice A), beta strep status (choice C), or contraction timing (choice D) is important but not the priority when managing a client with a history of herpes simplex virus 2 due to the high risk of neonatal transmission.

Correct Answer: B

Rationale: The correct answer is B: 'Take with a glass of orange juice.' Ferrous sulfate should be taken with orange juice (vitamin C) to enhance the absorption of iron. Taking it with milk (choice A) is not recommended as calcium can interfere with iron absorption. Taking it at bedtime (choice C) or with meals (choice D) may lead to decreased absorption due to interactions with other food or medications.

Correct Answer: B

Rationale: Lethargy and confusion in a client with gastroenteritis are concerning findings that may indicate severe dehydration or electrolyte imbalance, requiring immediate intervention. While the other options are important, they do not pose an immediate life-threatening risk compared to the altered mental status in a client with gastroenteritis.