Correct Answer: A

Rationale: The correct principle of teaching to follow when reinforcing teaching and instructing the patient is to sequence the instruction from the least complex to the most complex. This approach facilitates learning by building upon simpler concepts before moving to more advanced ones. Choice B is incorrect because assuming the patient knows little or nothing about the topic may not always be accurate and can be patronizing. Choice C is incorrect as it does not focus on the direct teaching approach to the patient. Choice D is incorrect as using medically oriented terms may confuse the patient rather than facilitate understanding.

Correct Answer: A

Rationale: In clients with diabetes, regulated food intake is crucial for controlling blood glucose levels. Choice A is the correct answer because maintaining consistent meal sizes and timings helps in managing blood sugar levels effectively. Choice B is incorrect because while monitoring salt and sugar intake is important, it is not the primary consideration in this scenario. Choice C is incorrect as the focus is on regulating food intake rather than aiding digestion. Choice D is also incorrect because consuming large meals can indeed lead to fluctuations in blood glucose levels, but the primary concern in this case is the regulation of food intake for better control of diabetes.

Correct Answer: C

Rationale: The correct answer is to determine the reasons the nurses are not taking scheduled breaks. This action is crucial as it allows the charge nurse to understand the underlying causes for the behavior. By identifying the reasons, the nurse can then address the root of the issue effectively. Option A is incorrect because discussing time management strategies may not address the specific reasons for not taking breaks. Option B is incorrect as providing coverage for breaks does not address the underlying cause of the issue. Option D is also incorrect as reviewing policies should come after understanding the reasons for the behavior.

Correct Answer: D

Rationale: Type 1 diabetes is characterized by the inability of the beta cells in the pancreas to secrete insulin. Choice A is correct because it highlights the role of beta cells. Choice B is accurate as the endocrine function of the pancreas includes insulin secretion. Choice C is true as without insulin, ketoacidosis can develop. Choice D is incorrect as the exocrine function of the pancreas involves secreting digestive enzymes, not estrogen.

Correct Answer: A

Rationale: The correct answer is A: 2% to 4%. According to research, 2% to 4% of term newborns have congenital heart disease due to environmental risk factors such as maternal alcoholism or drug ingestion. Choices B, C, and D provide percentages that are higher than the actual prevalence of congenital heart disease in newborns caused by environmental factors, making them incorrect.