This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anaesthesia, Subject name: Anaesthesia
A 60-year-old man undergoing an inguinal hernia repair is induced with propofol. Which of the following is most likely to be observed 
Select and explain. 
A. Hypeension, B. Apnea, C. Hypehermia, D. Prolonged sedation
B: Apnea
Answer: B: Apnea 
Explanation: Hypotension and apnea are the most common side effects of propofol. Propofol does not cause hypehermia, indeed, it is the anesthetic of choice in patients at risk for malignant hypehermia. Propofol is associated with a fast emergence, which is also an advantage of the drug.