TASK DEFINITION: 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.
PROBLEM: Question: The chemistry of diazonium salts provides the main synthetic method for preparing aryl fluorides by a process called: 
 Options:  <0> Reorganization of Claisen. <1> Gabriel's reaction. <2> Diazotization reaction. <3> Sandmeyer reaction. <4> Schiemann reaction.

SOLUTION: chemistry

PROBLEM: 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.

SOLUTION: pharmacology

PROBLEM: Question: A 24-year-old woman, asymptomatic, with a history of father and sister with medullary thyroid carcinoma. Incidentally, an adrenal mass measuring 5 cm in diameter was discovered on computed tomography (CT). Which of the following options should be the next clinical decision? 
 Options:  <0> Given that it is asymptomatic, semestral control is recommended with serial CT scans of said lesion. <1> The search for a possible medullary carcinoma of the thyroid is a priority. <2> A pre-clinical Cushing syndrome should be suspected in the context of multiple endocrine neoplasia. <3> Puncture-aspiration of said lesion should be performed to elucidate the nature of said lesion. <4> Catecholamines should be determined in urine to rule out a pheochromocytoma.

SOLUTION:
medicine