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.
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Question: Question: For the care of the nipple cracks during lactation it is recommended: 
 Options:  <0> Washed with water and neutral pH soap after each feeding. <1> Spread a few drops of milk and let air dry after the tetada. <2> The use of healing ointments. <3> 70º alcohol applied through sterile gauze between shots. <4> Apply cold between shots.

Answer: nursery


Question: Question: The main mediators of the antibody-dependent cellular cytotoxicdiad are: 
 Options:  <0> The eosinophils. <1> The NK lymphocytes. <2> The mast cells <3> The neutrophils. <4> The CD8 + lymphocytes.

Answer: biology


Question: Question: According to the Frank-Starling mechanism of the heart, under physiological conditions the cardiac output is directly proportional to: 
 Options:  <0> The size of the ventricle. <1> The heart rate <2> The venous return. <3> The thickness of the myocardium. <4> All the previous answers are correct.

Answer:
nursery