TASK DEFINITION: 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'.
PROBLEM: Question: A patient diagnosed with chronic renal failure has tingling and paresthesias in the legs. This is due to: 
 Options:  <1> Vascular alterations produced by hyperlipidemia. <2> Peripheral neuropathy associated with uremia. <3> Hyperphosphatemia secondary to renal osteodystrophy. <4> Decreased peripheral perfusion as a result of anemia. <5> Hypercalcemia produced by decreased glomerular filtration.

SOLUTION: 2

PROBLEM: Question: A colonoscopy of colorectal cancer screening is performed on a patient with ulcerative colitis with involvement up to the transverse colon. Colonoscopy shows no signs of inflammatory activity. Multiple biopsies were performed every 10 cm. The biopsies were reviewed by 2 expert pathologists demonstrating a focus of high grade dysplasia in one of the biopsies performed in the sigmoid colon. What would you indicate next? 
 Options:  <1> Repeat the colonoscopy to confirm the diagnosis. <2> Intensive surveillance with colonoscopy every 3 to 6 months. <3> Repeat the examination and perform a chromoendoscopy to identify the lesion and perform an endoscopic mucosectomy. <4> Total proctocolectomy. <5> Treatment with mesalazine at doses of 2-3 grams per day and repeat the scan at 3 to 6 months.

SOLUTION: 4

PROBLEM: Question: The completion of the translation: 
 Options:  <1> It takes place in AUG codons. <2> It is produced by incorporation of an empty tRNA. <3> It occurs when the ribosome reaches the end of the mRNA. <4> It does not consume energy. <5> It is mediated by proteins with structure similar to tRNA.

SOLUTION:
5