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: A 65-year-old man has advanced terminal cancer. What data would indicate that it is near the end of his life? Point out the best option: 
 Options:  <0> Abdominal distension. <1> Temperature of 38º C. <2> Urinary incontinence <3> Stertorous respiration. <4> Drowsiness.
[A]: nursery


[Q]: Question: The set of means and systems that facilitate the contact of the infectious agent with the recipient subject corresponds to: 
 Options:  <0> Source of infection. <1> Habitat. <2> Transmission mechanism. <3> Biotope <4> Reservoir.
[A]: nursery


[Q]: Question: 80-year-old woman who consults for presenting, for 1 month, progressive increase of the abdominal perimeter. During the previous 4-5 months note asthenia, anorexia and weight loss not specified. On physical examination, tension ascites and malleolar edema are seen, with no other relevant signs. Ultrasonography and CT scan of the abdomen demonstrate the presence of ascites, of homogeneous density, without appreciating peritoneal implants or abdominal or pelvic masses. Liver, pancreas, adrenal glands, spleen and kidneys without significant findings. Paracentesis is performed through a thick needle, obtaining a somewhat yellowish, dense and gelatinous fluid with difficulty. What is the most likely etiology? 
 Options:  <0> Hydropic decompensation secondary to liver cirrhosis. <1> Chylose ascites due to non-Hodgkin's lymphoma. <2> Peritoneal tuberculosis. <3> Peritoneal metastasis of adenocarcinoma. <4> Ascites secondary to constrictive pericarditis.
[A]:
medicine