Hair Follicle Anatomy Diagram - Structure and Function Explained #79912 (License: Personal Use)

This black-and-white medical illustration depicts a vertical cross-section of a human hair follicle embedded in the dermis and epidermis. Key structures include the hair shaft emerging through the skin surface, the sebaceous gland secreting sebum into the follicular canal, the arrector pili muscle responsible for piloerection, and the dermal papilla supplying nutrients to the hair bulb. The diagram also shows surrounding adipose tissue and nerve endings.

Used in dermatology textbooks, medical training materials, and skincare educational websites to explain hair growth cycles, acne pathogenesis, or cosmetic procedures like laser hair removal. Matches user intent for learning about skin biology or diagnosing hair-related conditions.