Correct Answer: C

Rationale: The correct answer is C. Warfarin therapy requires regular blood testing to monitor INR levels and ensure therapeutic dosing. Option A is incorrect because acetaminophen can be taken with warfarin. Option B is not specific to warfarin administration. Option D is incorrect as it does not address the key monitoring requirement of blood testing while on warfarin.

Correct Answer: D

Rationale: The correct answer is assessing the gag reflex. This is the priority assessment following an EGD procedure to prevent aspiration. Checking the gag reflex helps ensure the client's airway protection. Assessing the level of consciousness is important, but ensuring the client can protect their airway takes precedence. Pain and nausea assessments are also essential but are secondary to maintaining airway patency.

Correct Answer: B

Rationale: The correct answer is to remove a behind-the-ear hearing aid before showering to prevent water damage. Choice A is incorrect because it is safe to wear the hearing aid while sleeping as it does not pose a risk of damage. Choice C is incorrect because it is advisable to remove the hearing aid during certain activities to prevent damage or loss. Choice D is incorrect as hearing aids do not need to be replaced weekly unless there is an issue with the device.

Correct Answer: D

Rationale: The correct action when administering enoxaparin is not to expel the air bubble in the prefilled syringe. Expelling the air bubble may lead to the loss of medication and result in an incomplete dose. Aspirating for a blood return (Choice A) is not necessary for subcutaneous injections like enoxaparin. Inserting the needle at a 45-degree angle (Choice B) is not specific to administering enoxaparin. Administering the medication 2.54 cm (1 in) from the umbilicus (Choice C) is not a standard guideline for enoxaparin administration.

Correct Answer: A

Rationale: The correct answer is A, Rice. In celiac disease, individuals must avoid gluten-containing foods. Rice is a safe option as it is gluten-free. Barley (choice B), Wheat (choice C), and Rye (choice D) all contain gluten and should be avoided in a celiac diet. Therefore, the nurse should emphasize including rice in the child's diet.