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'.
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Question: Question: Point out the correct answer in relation to the monitoring of plasma drug concentrations: 
 Options:  <1> Allergy reactions are related to the dose administered. <2> The extraction of the blood sample must be done once the balance of drug distribution in the organism has been reached. <3> The information provided by the analytical determination of plasma concentration is sufficient to perform the dosage individualization. <4> Only the immunoassay methods are valid for carrying out the analytical determination of the blood samples. <5> It must be done for all drugs that are administered intravenously.

Answer: 2


Question: Question: The surgical treatment of COPD, or lung volume reduction surgery, is currently a therapeutic weapon more within the multidisciplinary treatment of it. Which of the following statements is correct? 
 Options:  <1> The indication for surgical treatment will be in those patients who have moderate / severe congestive heart failure at the same time. <2> The presence of a pulmonary artery systolic pressure lower than 45 is an absolute contraindication. <3> COPD with emphysematous predominance in lower and middle lobes associated with pleural pathology is associated with better results. <4> The presence of a diffuse distribution of emphysema with FEV1> 20% and DLCO <20% are indicators of good prognosis. <5> Pre-surgical rehabilitation along with the distribution of emphysema in the upper lobes and the ability to perform postoperative physical exercise makes the results of the surgery beneficial.

Answer: 5


Question: Question: Which of the following is a characteristic of the psychopharmacological treatment of ADHD? 
 Options:  <1> To reduce motor distress, anxiolytic drugs are usually used. <2> Among its possible side effects are the worsening of behavior at the end of the day (rebound effect) and the intensification of existing tics. <3> The effect of methylphenidate is maintained in the medium term once the treatment has been interrupted. <4> It can improve attention and decrease hyperactivity but is not effective in managing impulsive behaviors. <5> When it is effective in improving attention and controlling hyperactivity, psychological intervention is unnecessary.

Answer:
2