Correct Answer: A

Rationale: Headache (A) is the most commonly associated symptom with primary hypertension due to increased pressure in the blood vessels, leading to headaches. While dizziness (B), fatigue (C), and edema (D) may also occur in hypertension, headache is the most frequently reported symptom among individuals with primary hypertension.

Correct Answer: C

Rationale: Observing a client using accessory neck muscles during respiration indicates respiratory distress. The priority action should be to measure oxygen saturation to assess the adequacy of oxygenation. This intervention provides crucial information about the client's respiratory status and helps guide further assessment and interventions.

Correct Answer: A

Rationale: In this scenario, since no additional pain medication is available, the nurse should recommend non-pharmacological pain management techniques. Guided imagery and slow rhythmic breathing can help the client manage incisional pain effectively. These techniques can provide distraction and relaxation, potentially reducing the perception of pain without the need for additional medication.

Correct Answer: D

Rationale: Choice (D) describes thermal adaptation, which occurs 20 to 30 minutes after heat application. The body's receptors adjust to the constant heat exposure, leading to a decreased sensation of warmth. Choices (A) and (B) provide inaccurate information regarding the situation, while choice (C) is not physiologically sound and could potentially harm the client by increasing the temperature unnecessarily.

Correct Answer: A

Rationale: The most effective way to implement a teaching plan is to teach the information that the learner wants to learn first. Teaching should be learner-centered, responding to the individual's needs and preferences. Learning is most successful when it addresses the specific interests and goals of the learner, as it increases motivation and engagement. By starting with what the learner is interested in, you can create a more effective and engaging learning experience.