Which term describes skin injury from a sharp object?

• A. Laceration
• B. Hemoptysis
• C. Melena
• D. Ischemia

Answer: (A)

Laceration is the term used to describe a skin injury that occurs due to a sharp object, resulting in a cut or tear in the skin. This type of injury typically has irregular edges and can vary in depth, depending on the sharpness of the object and the force applied. Lacerations can also affect underlying tissues, such as muscles and nerves, and may require medical intervention for proper healing, especially if they are deep or bleeding profusely.

In contrast, hemoptysis refers to coughing up blood, melena indicates the passage of black, tarry stool usually due to gastrointestinal bleeding, and ischemia refers to a lack of blood supply to tissues, which does not specifically involve the skin or result from a sharp object. Understanding these terms is crucial in the medical field to accurately describe different types of injuries and conditions.