Wound, Ostomy and Continence Nurses Society (WOCN) Practice Exam

What is a common risk associated with the flattening of rete ridges and dermal papillae in older skin?

1. Decreased blood flow

2. Increased risk for tears and stripping

3. Increased melanin production

4. Increased Sebaceous gland activity

The correct answer is: Increased risk for tears and stripping

The flattening of rete ridges and dermal papillae in older skin is associated with an increased risk for tears and stripping due to the reduced structural integrity and strength of the skin. In younger skin, these structures are well-defined, providing better anchorage for the epidermis and improving resilience. As the skin ages, these structures flatten, leading to a more fragile epidermal-dermal junction. This decreased structural support not only weakens the connection between the layers of skin but also diminishes the overall elasticity and thickness of the skin. Consequently, the skin becomes more vulnerable to mechanical stress, such as friction and shear forces, which can result in tears or stripping. This increased fragility is particularly important in skin care and management practices for the elderly, who may be at higher risk for skin injuries, pressure ulcers, or other skin integrity issues. Understanding these biological changes is crucial for Wound, Ostomy, and Continence Nurses when considering preventive measures and interventions for their patients.