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: What kind of validity does the degree of confidence refer to, with which it can be inferred that the cause-effect relationships between the variables of an investigation are interpretable in the sense suggested by the researcher? 
 Options:  <1> Internal validity <2> External validity <3> Discriminant validity <4> Ecological validity <5> Construct validity
answer:
1


question:
Question: Point out the INCORRECT statement about the sexual misconduct that occurs in some victims of child sexual abuse: 
 Options:  <1> It is a common problem in children who have suffered sexual abuse. <2> It is a symptom that constitutes a diagnostic criterion of post-traumatic stress disorder and therefore it is expected to disappear if PTSD is properly treated by techniques such as exposure. <3> You can work with the parents and also directly with the children. <4> Your treatment may include a sexual education component also in prepubertal children. <5> The involvement of parents includes their duty to protect and keep the child safe.
answer:

2