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'.

Q: Question: Regarding the exploration of psychomotor development, the area of ​​language and sociability in a four-year-old child, which of the following findings can be considered a sign of alarm in the maturation process ?: 
 Options:  <1> Abrupt stop of the acquisition of skills or loss of some already acquired. <2> Hyperactivity He does not know how to entertain himself, he needs constant vigilance. <3> Excessive sociability; he goes with anyone indiscriminately. <4> Repeat questions instead of answering them. <5> All these situations are warning signs.

A: 5
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Q: Question: A 29-year-old woman with a history of abundant rules and long-standing iron-deficiency anemia who have required treatment with ferrotherapy since she was 17 years old. Consult because after a tooth extraction you have hemorrhage that has required local hemostatic treatment. He relates that a maternal aunt presents frequent epistaxis. In analytical presents: 8000 leukocytes / uL, Hb 10.7 g / dL, VCM 76 fL, 380,000 platelets / uL; the biochemistry is normal. Prothrombin activity 90%; INR 0.9; Activated Partial Thromboplastin Time (APTT) 48 sec (39 sec) with an APTT ratio of 1.3 and fibrinogen derivative 340 mg / dL. What is the most likely diagnostic suspicion and how would it confirm it? 
 Options:  <1> Hemophilia A and mixtures test. <2> Lupus anticoagulant and ANAS study. <3> Sideroblastic anemia and spinal aspiration. <4> Congenital thrombocytopathy and study of platelet aggregation. <5> Von Willebrand disease and determination of factor vW.

A: 5
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Q: Question: We want to conduct a study to assess the effect of exposure to alcohol consumption on pancreatic cancer. It is possible that the relationship may be affected by the effect of exposure to tobacco use. If you only want to analyze the effect of alcohol consumption, what type of bias can occur? 
 Options:  <1> Exposure bias <2> Diagnostic bias <3> Performance bias <4> Bias due to surveillance effect (or Hawthorne). <5> Confusing bias

A:
5
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