instruction:
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:
Question: In acute coronary syndrome with ST-segment elevation, heparin is used because:
Options: <1> It is fibrinolytic, since it destroys the thrombus. <2> It inhibits the formation of more thrombi and prevents their recurrence. <3> It inhibits platelet aggregation. <4> Restores the patency of the coronary artery immediately. <5> All the previous answers are correct.
answer:
2

question:
Question: The thromboxanes:
Options: <1> They induce platelet aggregation. <2> They inhibit platelet aggregation. <3> They act as bronchodilators in the respiratory system. <4> They are produced in the membranes of all cells. <5> They are derived from saturated fatty acids.
answer:
1

question:
Question: Miracidium is a larval phase that is part of the biological cycle of a:
Options: <1> Pediculus <2> Ascaris <3> Oxiuro. <4> Fluke. <5> Phlebotomist
answer:
4