Final Answer:
The intervention a nurse should avoid when caring for a child with an airway obstruction is Administering cough syrup. Thus option A is correct.
Step-by-step explanation:
Administering cough syrup to a child with an airway obstruction can exacerbate the situation by potentially causing further blockage or aspiration. When an airway is obstructed, the goal is to clear the blockage to restore breathing. Cough syrup might not only be ineffective but could also worsen the obstruction by thickening mucus or triggering cough reflexes, which may lodge the object deeper into the airway.
Encouraging the child to drink water (_c. Encouraging the child to drink water_) could also be detrimental if the child is unable to swallow or if the obstruction worsens. Offering water may increase the risk of aspiration, causing the blockage to move into a more critical position. It's important to avoid any interventions that involve ingesting substances or liquids when dealing with an airway obstruction.
Performing the Heimlich maneuver b. Performing the Heimlich maneuver and slapping the child on the back d. Slapping the child on the back are appropriate interventions for an airway obstruction in certain situations. These maneuvers aim to dislodge the obstructing object by applying pressure to the abdomen or back, respectively. However, their suitability depends on the severity of the obstruction and the child's age. Always assess the situation carefully and seek immediate medical assistance if the obstruction persists or worsens. Thus option A is correct.