Correct Answer: C

Rationale: Kussmaul respirations are a type of deep and labored breathing pattern associated with severe metabolic acidosis, commonly observed in diabetic ketoacidosis (DKA). In DKA, the body tries to compensate for the acidic environment by increasing the respiratory rate, resulting in Kussmaul respirations. This helps eliminate excess carbon dioxide and reduce the acidity of the blood.

Correct Answer: D

Rationale: Flushing the NG tube with water before and after administering medications is essential to prevent clogging of the tube and ensure proper delivery of medication. This practice helps maintain tube patency and decreases the risk of obstruction, which could compromise the client's treatment and nutrition. By flushing the tube, the healthcare provider ensures that the medication is completely delivered and that there are no residual drug particles left in the tube, which could lead to blockages or inconsistent dosing. Therefore, flushing the NG tube is a crucial step in the safe administration of medications to clients receiving enteral feedings.

Correct Answer: A

Rationale: The deltoid muscle is a common site for intramuscular injections in adults due to its accessibility and muscle mass. It is located in the upper arm and provides a sufficient area for injection. The deltoid muscle is preferred for administering vaccines and other medications that require IM administration.

Correct Answer: D

Rationale: Brown rice is a whole grain that is high in fiber, making it an excellent choice for a high-fiber diet. Foods like white bread, canned fruit, and cheese are typically low in fiber and would not be the best recommendation for a high-fiber diet.

Correct Answer: C

Rationale: Applying a transparent dressing over the heel is beneficial as it can protect the ulcer from friction and shear, and allow for continuous observation of the wound. This intervention promotes healing and prevents further damage to the skin.