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: The following metals can be determined by complexometric or chelometric titration:
Options: <1> All without exception. <2> All except transition metals. <3> All except lithium, sodium and potassium. <4> All except alkaline earth metals. <5> All except gold and silver.

SOLUTION: 3

PROBLEM: Question: What is the maximum volume of air that a subject can breathe out after maximum inspiration ?:
Options: <1> Total lung capacity. <2> Expiratory reserve volume. <3> Inspiratory capacity <4> Vital capacity <5> Residual volume

SOLUTION: 4

PROBLEM: Question: Insulin decreases the expression of the gene:
Options: <1> Fosfofructoquinasa-1. <2> Pyruvate kinase. <3> Pyruvate dehydrogenase. <4> Phosphoenolpyruvate carboxykinase. <5> Acetyl-CoA carboxylase.

SOLUTION:
4