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: A 65-year-old man, smoker and diabetic, is brought to the Emergency Department for presenting an oppressive, deep-throating sweat for about an hour. In the ECG performed, sinus rhythm was observed at 80 bpm and a complete block of the left branch. What should our attitude be? 
 Options:  <1> Perform an analytical determination of troponin and wait for its result to confirm the presence of an acute myocardial infarction. <2> Treat the patient as if it were an infarction with ST-segment elevation, proposing a reperfusion therapy as early as possible. <3> To implant a transcutaneous pacemaker before the possibility of developing a more advanced block. <4> Perform an urgent CT to rule out the presence of an acute pulmonary embolism. <5> As it could be an acute pericarditis, we will administer NSAIDs.
2

Question: The clinical sensitivity of an analytical parameter (test) is defined as: 
 Options:  <1> The mean concentrations of this test in healthy patients. <2> A pathological concentration of the test in the presence of the disease. <3> A pathological concentration of the test in the absence of the disease. <4> A normal concentration of the test in the absence of the disease. <5> A normal concentration of the test in the presence of the disease.
2

Question: For what purpose is the muscle tension technique applied in the treatment of blood phobia used ?: 
 Options:  <1> As a relaxation technique. <2> To divert the patient's attention from the feared stimulus. <3> To accelerate the habituation process. <4> To reduce vasovagal symptoms. <5> It is used in the first sessions to reduce anticipatory anxiety.

4