In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Q: Question: The hypertension developed in hyperaldosteronism is produced by: 
 Options:  <0> Increase in blood calcium. <1> Desensitization of the vascular wall to the vasoconstrictors. <2> Greater release of adrenaline and noradrenaline. <3> Increase in the reabsorption of Na + and H2O. <4> Decrease in blood volume.

A: pharmacology
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Q: Question: The immersion oil used for microscopic observation: 
 Options:  <0> Protects the sample from the oxidizing effect of air. <1> Lubricate the objective lens. <2> Reduces refraction and increases resolution. <3> It acts as a lens that increases magnification. <4> Avoid dehydration of the preparation.

A: biology
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Q: Question: What kind of drug is clozapine? 
 Options:  <0> An anxiolytic <1> An antidepressant <2> An antipsychotic <3> A benzodiazepine <4> A hypnotic

A:
psychology
****