In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: The reaction of an alkene with metachloroperbenzoic acid causes a cyclic ether which is called: 
 Options:  <1> Furano <2> Dioxane <3> Epoxide <4> Azirano <5> Lactone
3

Question: To detect the occurrence of prerenal acute renal failure in a patient, the nurse should monitor the presence of: 
 Options:  <1> Signs of low cardiac output. <2> Hematuria <3> Urine cloudy and smelly. <4> Colic pain <5> Elevation of creatinine clearance.
1

Question: The period of 1 to 2 years after puberty, in which the growth of the skeleton is completed and the reproductive functions are established, is called: 
 Options:  <1> Postpubescence <2> Prepubescence <3> Adolescence. <4> Menarchy <5> Premenarquía.

1