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: What is the common denominator of well-established psychological treatments for childhood phobias ?: 
 Options:  <1> The change of beliefs regarding the dangerousness of the phobic stimulus. <2> The induction of a feeling of relaxation or well-being in the presence of the phobic stimulus. <3> The interaction of the therapist with the phobic stimulus. <4> The use of coping self-instructions. <5> The gradual relationship in vivo with the phobic stimulus.
5

Question: When you value the oncological patient, in which Functional Pattern of M. Gordon is included the Barthel Index ?: 
 Options:  <1> Cognitive-Perceptual. <2> Activity-Exercise. <3> Perception-Health Management. <4> Nutritional-Metabolic. <5> Self-perception-Self-concept
2

Question: Separations by capillary zone electropheresis (CZE) are characterized in that the electrophoretic medium: 
 Options:  <1> It is always formed by 1.0 M HCl. <2> It is always formed by NH3 1.0 M. <3> It is homogeneous throughout the capillary. <4> It is not homogeneous throughout the capillary. <5> It has a pH gradient throughout the entire capillary.

3