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: Affective rigidity is characterized by: 
 Options:  <1> Rapid changes in mood. <2> Affective expression is discordant with the situation. <3> Absence of reactive positive feelings. <4> Inability to modulate affect depending on situations. <5> Little intense emotional responses.
answer:
4


question:
Question: The access of drugs to the central Nervous System is conditioned by the existence of the blood-brain barrier (BHE) barrier: 
 Options:  <1> Increases its permeability in case of inflammation. <2> It is homogeneous throughout the encephalon. <3> It is traversed freely by fat-soluble drugs. <4> It is maximum in the chemoreceptor area of ​​the trigger. <5> Decreases its permeability in case of inflammation.
answer:
1


question:
Question: The eggs are operculated: 
 Options:  <1> Hymenolepis nana. <2> Trichinella spiralis. <3> Enterobius vermicularis. <4> Fasciola hepatica. <5> Ascaris lumbricoides.
answer:

4