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: In a patient with Renal Insufficiency, oral drugs must be administered: 
 Options:  <0> With natural fruit juices. <1> With the lowest volume of liquid possible. <2> With the same volume as any other patient. <3> With the largest volume of liquid possible. <4> Always during hemodialysis.
[EX A]: nursery

[EX Q]: Question: What is the main cause of functional urinary incontinence in the elderly? 
 Options:  <0> Detrusor instability. <1> Obstruction due to fecalomas. <2> Laxity of the muscles of the pelvic floor. <3> Environmental barriers. <4> Urinary retention induced by medication.
[EX A]: nursery

[EX Q]: Question: For what purpose is the muscle tension technique applied in the treatment of blood phobia used ?: 
 Options:  <0> As a relaxation technique. <1> To divert the patient's attention from the feared stimulus. <2> To accelerate the habituation process. <3> To reduce vasovagal symptoms. <4> It is used in the first sessions to reduce anticipatory anxiety.
[EX A]:
psychology