Other
University of Western Australia: Blue Histology
An excellent, in-depth examination of the integumentary system and its components. Includes many color microscopic images of these structures and more.
Other
The Internet Dermatology Society: Anatomy of the Skin
Despite the title of the page, this site explores the entire integumentary system, including skin, hair and nails. Content also includes the cutaneous sensory and cutaneous vascular systems, pigmentary system, sweat glands, sebaceous...
Curated OER
Kids Health: Acne
The bane of a teenager's existence--acne--is the topic of this informative article. You'll probably learn more than you really wanted to know about it, but the facts are presented in an interesting way. There's even a video to watch.
OpenStax
Open Stax: Anatomy & Physiology: Accessory Structures of the Skin
Learn here about the accessory structures of the skin, including, hair, nails, sweat glands, and sebaceous glands.