TASK DEFINITION: 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'.
PROBLEM: Question: We want to study if Vitamin D can increase the incidence of breast cancer. In our area we have a population registry of cancer. To achieve our goal, all women diagnosed with breast cancer are selected from the register we have and each case pairs with two controls. What study design has been chosen? 
 Options:  <1> Prospective cohort study. <2> Cases and controls study. <3> Case-control study nested. <4> Retrospective cohort study. <5> Ecological study

SOLUTION: 3

PROBLEM: Question: Mr. L. R. is a colostomy carrier. Which of the following recommendations on activities of daily life is adequate ?: 
 Options:  <1> You should avoid bathing, neither with a bag nor without it. <2> You can not do sports activities. <3> You can not wear a sash on top of the bag. <4> It is advisable that you drink plenty of fluids to avoid dehydration. <5> You should avoid sexual intercourse involving contact with the stoma area.

SOLUTION: 3

PROBLEM: Question: Affective lability is characterized because: 
 Options:  <1> Rapid changes in emotion occur and the person has difficulty controlling their emotions. <2> There is an elevation of the attentional affective threshold for negative stimuli. <3> There is a general feeling of being very well, very happy, although there are no causes that justify that state of mind. <4> The mood is predominantly downcast, pessimistic, sad. <5> There is an affective narrowing that restricts the emotional life.

SOLUTION:
1