Which of the following describes a serious injury?

A serious injury is characterized by its severe consequences, which can include death or significant disfigurement. When considering the implications of such injuries, they often mandate advanced medical attention or can lead to long-term repercussions for the individual. In this context, the description provided in the correct answer clearly aligns with regulatory definitions used in safety guidelines and best practices. Serious injuries not only affect the individual's health but can have broader implications for workplace safety protocols and insurance claims.

The other choices describe conditions that, while concerning, do not meet the standards for a serious injury. Mild bruises, temporary pain, or minor illnesses typically do not result in lasting damage or require extensive medical interventions, hence they fall outside the definition applied to serious injuries. Understanding these distinctions is crucial for recognizing the severity of workplace incidents and ensuring appropriate response measures are in place.