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.

[EX Q]: Question: The covers of connective tissue that surround, protect and maintain the brain and spinal cord within the cranial cavity and the spinal canal are called meninges. Which of the following statements is correct?
Options: <0> The meninges are not made up of connective tissue. <1> The pia mater adheres to the brain and spinal cord. <2> The arachnoid is the thickest and most external. <3> The dura adheres to the inner surface of the arachnoid. <4> The meninges only cover the brain.
[EX A]: pharmacology

[EX Q]: Question: With respect to the pharmacological treatment for depression, it can be stated that:
Options: <0> The side effects of Selective Serotonin Reuptake Inhibitors (SSRIs), such as fluoxetine, are zero. <1> Treatments with SSRIs are more effective than those using cyclic antidepressants. <2> In general, pharmacological treatments should not be combined with psychological treatments. <3> They have been shown to be effective for 50% of patients, while the efficacy of placebo would be of the order of 30%. <4> Monoamine oxidase inhibitors (MAOIs) have been shown to be superior to other antidepressants in the treatment of severe depression.
[EX A]: psychology

[EX Q]: Question: What is allodynia ?:
Options: <0> Painful sensation triggered by non-painful stimuli. <1> Abnormal sensation, but not painful. <2> Sensation in which the patient has a high threshold of stimulation. <3> Tingling or numbness <4> Painful sensation increased in front of a painful stimulus.
[EX A]:
pharmacology