Correct Answer: C

Rationale: The correct answer is C: By suggesting daily food choices. The food pyramid helps guide a client's diet by recommending the types and proportions of food to consume daily, such as fruits, vegetables, grains, protein, and dairy. It does not specify exact servings (A), calculate calories (B), or divide food into only four basic groups (D). The pyramid is a visual representation of a balanced diet, emphasizing variety and moderation.

Correct Answer: B

Rationale: The correct answer is B: Wear gloves when providing mouth care. This is because standard precautions for AIDS include wearing gloves when in contact with bodily fluids, such as saliva during mouth care. Maintaining strict isolation (A) is not necessary as AIDS is not transmitted through casual contact. Keeping the client in a private room (C) is not required unless the client has an airborne infection. Wearing a gown when delivering food tray (D) is not necessary for standard precautions unless there is a risk of contamination with bodily fluids.

Correct Answer: A

Rationale: The correct answer is A: Laryngeal cancer is one of the most preventable types of cancer. This is because the primary risk factors for laryngeal cancer are largely related to lifestyle choices such as smoking, excessive alcohol consumption, and exposure to certain occupational hazards. By avoiding these risk factors, individuals can significantly reduce their chances of developing laryngeal cancer. Choices B, C, and D are incorrect: B: Inhaling polluted air isn’t a risk factor for laryngeal cancer - This is incorrect as exposure to polluted air can contribute to the development of laryngeal cancer. C: Laryngeal cancer occurs primarily in women - This is incorrect as laryngeal cancer occurs more frequently in men than in women. D: Adenocarcinoma accounts for most cases of laryngeal cancer - This is incorrect as squamous cell carcinoma is the most common type of laryngeal cancer, not adenocarcin

Correct Answer: B

Rationale: The correct answer is B: Wash and inspect the feet daily. This is important for clients with diabetes mellitus to prevent complications like foot ulcers. Daily foot care helps detect any issues early. Choice A is incorrect as it is not recommended to use commercial preparations without medical advice. Choice C is incorrect as walking barefoot can increase the risk of injury and infection. Choice D is incorrect as cutting toenails by rounding edges can lead to ingrown toenails, which can be dangerous for clients with diabetes.

Correct Answer: B

Rationale: The correct answer is B: Stool for Clostridium difficile test. In this scenario, the client is experiencing symptoms suggestive of a possible Clostridium difficile infection, a common complication of chemotherapy. The test is crucial to confirm the presence of C. difficile toxins in the stool, which would guide appropriate treatment with antibiotics such as metronidazole or vancomycin. A: Enzyme-linked immunosuppressant assay is not relevant in this context as it is used to measure levels of immunosuppressant drugs, not for diagnosing C. difficile infection. C: Flat palate X-ray of the abdomen is unnecessary and would not provide information about the cause of the symptoms. D: Electrolyte panel and hemogram are important for monitoring overall health status but do not directly address the specific issue of possible C. difficile infection.