This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Foreign Bodies in ENT, Subject name: ENT
Hemlichs maneuver is used for - 
Select and explain. 
A. Upper airway obstruction by foreign body, B. BPPV, C. Eustachian tube patency test, D. Tympanic membrane integrity test
A: Upper airway obstruction by foreign body
Answer: A: Upper airway obstruction by foreign body 
Explanation: Ans. is 'a' i.e.. Upper airway obstruction by foreign body Heimlich manoeuvreo Abdominal thrusts, also called the Heimlich manoeuvre or Heimlich maneuver, is a first aid procedure used to treat upper airway obstructions (or choking) by foreign objects. The term Heimlich maneuver is named after Dr. Henry Heimlich, who first described it in 1974.