In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: What dose should you administer orally every 12 hours of a drug whose plasma clearance is equal to 1 L / h if you want to reach an average concentration of 10mg / L equilibrium? Assume complete bioavailability (F = 1): 
 Options:  <1> 120 mg. <2> 12 mg. <3> 200 mg. <4> 10 mg. <5> With this information it is not possible to estimate the dose necessary to reach this equilibrium concentration.
1

Question: Which of the following activities should NOT be carried out in the terminal patient when he presents with xerostomia ?: 
 Options:  <1> Offer you vitamin C pills <2> Give him candy with sugar. <3> Increase fluid intake. <4> Offer ice cubes. <5> Prepare pieces of natural pineapple.
2

Question: A nurse has detected, on different occasions, a real problem in the patients she attends that does not correspond to any of the diagnoses contained in the NANDA classification. The way to proceed so that it can be included in the taxonomy is to propose a structure that contains at least: 
 Options:  <1> The problem. The etiology Signs and symptoms <2> The problem. The etiology Signs and symptoms Studies of the cases and their results. <3> The problem defined. The most common and possible etiologies. Major and minor characteristics that indicate the existence of the problem. At least the results of an experimental study. <4> The label. Definition. Defining characteristics. Related factors Bibliographic support Appropriate interventions and results. <5> The label. Definition. Defining characteristics. Related factors Risk factor's. Bibliographic support Appropriate interventions and results.

4