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: Orally administered proton pump inhibitor drugs: 
 Options:  <0> Neutralize hydrochloric acid from gastric secretion. <1> They dye the stools black. <2> They block the histaminergic receptor. <3> They block the gastrin receptor. <4> They require enteric cover.

A: medicine
****
Q: Question: In an animal species, the value of the elimination rate constant of a drug with linear pharmacokinetic behavior depends on: 
 Options:  <0> The route of administration. <1> The dose of drug administered. <2> The percentage of administered dose that arrives unaltered to the general circulation. <3> The speed at which the drug reaches systemic circulation. <4> The distribution and elimination of the drug.

A: pharmacology
****
Q: Question: Driving aphasia is characterized by: 
 Options:  <0> He speaks fluent and meaningful, relatively good compression and altered repetition. <1> He speaks not fluent, relatively good comprehension and repetition altered. <2> He speaks fluent with little meaning, altered compression and altered repetition. <3> He speaks not fluid, altered understanding and altered repetition. <4> He speaks fluent with little meaning, good comprehension and unaltered repetition.

A:
psychology
****