Irritation Differences Between Genital and Upper Arm Skin and the Effects of Emollient Application

The vulva comprises variable, specialized tissues that differ in structure, morphology, and embryonic derivation. The cutaneous epithelium of vulvar structures, including the labia major and labia minora, is keratinized. The epidermis of the labia majora contains sweat glands, sebaceous glands, and hair follicles; these structures are absent in the labia minora.