YMCA CPR Training Practice Test

The optimal way to relieve airway obstruction in an adult is through abdominal thrusts, also known as the Heimlich maneuver. This method is effective because it applies pressure to the diaphragm, which in turn generates enough force to expel air from the lungs. This sudden release of air can help dislodge any object that may be blocking the airway.

In cases of severe airway obstruction where the individual is unable to breathe, cough, or speak, abdominal thrusts provide a focused approach to quickly clear the obstruction and restore airflow. The technique is specifically designed to increase intra-abdominal pressure, making it more effective than other methods in cases of complete blockage.

While back blows and encouraging coughing can be appropriate responses to mild airway obstructions or could be recommended for children, they are not as effective for adults with severe obstructions. Chest compressions are used in cardiac arrest situations rather than for clearing obstructed airways. Thus, abdominal thrusts remain the best practice in this emergency scenario.