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'.
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Question: Question: The antitussive dextromethorphan is an enantiomer of the O-methylated derivative of levorphanol that belongs to the structural family of: 
 Options:  <1> 6,7-Benzomorpanos. <2> Morfinanos. <3> 4-Phenylpiperidines. <4> Phenylpropalamine. <5> Oripavinas.

Answer: 2


Question: Question: Acetylsalicylic acid is a compound whose pKa is 3.5. What percentage of a dose of this product can be absorbed in the stomach fasting (pH 1.5)? 
 Options:  <1> Less than 10% <2> Between 10% and 20%. <3> More than 90% <4> Between 20% and 40%. <5> 50%

Answer: 3


Question: Question: When caring for a patient who has undergone a supraglottic laryngectomy, you should bear in mind that: 
 Options:  <1> He has lost the ability to speak by extirpation of the true vocal cords. <2> The tracheostomy they have performed will be permanent. <3> You have a risk of bronchoaspiration due to difficulty swallowing. <4> You may have constipation due to cervical dissection. <5> A portion of the larynx has been removed along with a vocal cord.

Answer:
3