This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anaesthesia For Special Situations, Subject name: Anaesthesia
Anesthetic of choice for status asthmaticus is? 
Select and explain. 
A. Ketamine, B. Thiopentone, C. Ether, D. N2O
A: Ketamine
Answer: A: Ketamine 
Explanation: ANSWER: (A) Ketamine REF: Morgan's 3rd e p. 515Anesthetic of choice in status asthmaticusChildren - halothaneAdults - ketamine