Wound Treatment Associate (WTA) Practice Exam

What causes skin tears?

1. Infection and inflammation

2. Minor trauma and loss of interlocking configuration

3. Excessive hydration and temperature changes

4. Allergic reactions and poor nutrition

The correct answer is: Minor trauma and loss of interlocking configuration

Skin tears are primarily caused by minor trauma and loss of the skin's interlocking configuration. As skin ages or becomes more fragile, particularly in the elderly or individuals with certain health conditions, the skin layers may lose their structural integrity. The interlocking structure of the epidermis and dermis is crucial for maintaining skin strength; when this configuration is disrupted due to trauma, such as a bump against an object or friction from movement, the result can be a skin tear. Understanding that skin tears often occur with relatively minimal force highlights the importance of careful handling and protective measures for individuals with vulnerable skin. Other factors, such as excessive hydration and temperature changes, can weaken the skin's structural components but are not direct causes of skin tears. While infections and allergic reactions play roles in skin health, they typically contribute to different types of skin damage rather than being direct causes of skin tears. Recognizing the specific mechanics behind skin tears can help in preventing them and ensuring proper care for those at risk.