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.

Question: The tube of very small diameter and about 6 meters in length that runs along the posterolateral side of the testicle and connects with the vas deferens, is it called? 
 Options:  <0> Prostate. <1> Epididymis <2> Urethra. <3> Epéndimo. <4> Seminiferous tubule.
pharmacology

Question: It has been 24 hours since D. J., 28, has undergone an abdominal surgery. When he enters the room he smiles and jokes with the visitors. The blood pressure is 130/74 mmHg, the heart rate is 80, and the respiratory rate is 18. He tells him that he has pain and on a numerical scale of pain intensity from 0 (without pain) to 10 (the worst possible pain), DJ scores his pain in 8. Based on these data, point out the number you would choose to represent the assessment of this man's pain: 
 Options:  <0> 9. <1> 8 <2> 7 <3> 6 <4> 5.
nursery

Question: A rat pathogen that has fleas as vectors of transmission to humans is: 
 Options:  <0> Rickettsia rickettsii. <1> Yersinia pestis <2> Borrelia burgdorferi. <3> Ehrlichia ewingii. <4> Brucella abortus.

biology