Correct Answer: A

Rationale: Administering insulin as ordered is the priority action when a client with diabetes mellitus has a blood glucose level of 350 mg/dL. Insulin helps to lower the high blood glucose level and prevent complications such as diabetic ketoacidosis. Encouraging the client to drink fluids may be beneficial but does not address the immediate need to lower the blood glucose level. Notifying the healthcare provider and rechecking the blood glucose level can be important steps but should come after administering insulin to address the high glucose level promptly.

Correct Answer: B

Rationale: The correct answer is B: 1 medium orange. Oranges are well-known for being rich in vitamin C, an essential nutrient for immune function and skin health. While choices A, C, and D also contain some vitamin C, the medium orange provides a higher amount of this vitamin compared to a ½ cup of green pepper, ½ cup of cabbage, or a medium tomato.

Correct Answer: B

Rationale: A blood pressure of 110/70 mm Hg would be most concerning to the nurse because changes in blood pressure can indicate worsening hypothyroidism, potentially leading to complications such as myxedema coma. A heart rate of 70 beats per minute, a respiratory rate of 16 breaths per minute, and a temperature of 98.6 degrees Fahrenheit are within normal ranges and not typically directly associated with hypothyroidism complications.

Correct Answer: B

Rationale: The correct answer is B. Drinking coffee throughout the day can aggravate gastroesophageal reflux symptoms. Choices A, C, and D are correct statements that can help manage gastroesophageal reflux by avoiding late-night eating, not consuming trigger foods like chocolate, and using milk for relief when experiencing heartburn.

Correct Answer: B

Rationale: The correct answer is B: Pupils fixed and dilated. Fixed and dilated pupils are a critical neurological sign that indicates severe neurological damage or brain herniation, posing a significant concern for the patient's condition. Flaccid paralysis (choice A) typically indicates lower motor neuron injury, while diminished spinal reflexes (choice C) and reduced sensory responses (choice D) may suggest various neurological issues but are not as acutely concerning as fixed and dilated pupils in this scenario.