In the case of an obstructed airway, what is one reason a tracheostomy might be performed?

Performing a tracheostomy provides a direct airway to the lungs, which is crucial in cases where an individual's respiratory pathways are obstructed. When an airway is obstructed, whether due to swelling, trauma, or blockage by foreign objects, traditional routes of breathing may be compromised. A tracheostomy creates an opening in the neck and trachea, allowing air to enter directly into the lungs. This bypasses any obstruction in the upper airway, ensuring that oxygen can flow freely, which is vital for maintaining proper oxygen levels in the body.

In contrast, the other options do not accurately describe the primary purpose of a tracheostomy in the context of airway obstruction. Relieving pressure in the chest, removing foreign objects from the throat, or facilitating better oxygen absorption do not directly address the immediate need to secure an unobstructed airway, which is the essence of performing a tracheostomy.