Correct Answer: C

Rationale: Patients with a history of peptic ulcer disease should avoid nonsteroidal anti-inflammatory drugs (NSAIDs) because they can worsen peptic ulcers. NSAIDs inhibit the production of prostaglandins, which help protect the stomach lining. Acetaminophen (Choice A) is a safer alternative for pain relief in patients with peptic ulcers. Antacids (Choice B) can actually help in symptom relief by neutralizing stomach acid. Antihistamines (Choice D) are not known to worsen peptic ulcers and are generally safe for use in patients with this condition.

Correct Answer: D

Rationale: The correct answer is D: Dry, brittle hair. Dry, brittle hair is a common sign of malnutrition, often seen in clients with anorexia nervosa. Preoccupation with calories (choice A) is more related to the psychological aspect of anorexia rather than a physical finding. Thick body hair (choice B) is not typically associated with anorexia nervosa. A sore tongue (choice C) can be seen in conditions like vitamin deficiencies or oral health issues but is not specific to anorexia nervosa.

Correct Answer: B

Rationale: The correct answer is B: Iodine. Iodine is crucial for the production of thyroid hormones. A deficiency in iodine can lead to hypothyroidism. Calcium (Choice A) is important for bone health but is not directly related to thyroid function. Vitamin C (Choice C) is essential for the immune system and skin health but does not play a significant role in thyroid function. Iron (Choice D) is vital for red blood cell production and oxygen transport but is not specifically relevant to hypothyroidism.

Correct Answer: D

Rationale: The automated data processing systems in the medical C4I headquarters play a crucial role in maintaining patient accountability by tracking patient movement and aiding in the management of health service logistics systems. Therefore, the correct answer is D. Option A is incorrect because the systems do more than just maintaining patient accountability. Option B is incorrect as it focuses solely on tracking patient movement, missing the broader scope. Option C is also incorrect as it only addresses the management of health service logistics systems and overlooks the other functionalities provided by the systems.

Correct Answer: C

Rationale: When conducting a Clinitest for testing urinary glucose levels, it is essential to add the correct amounts of urine and Clinitest reagent as instructed. Adding more water than urine could dilute the sample, leading to inaccurate test results. It's important to follow the correct ratio of drops specified in the instructions for an accurate reading.