Plot: Today on Crash Course Anatomy & Physiology, Hank breaks down the parts and functions of one of your body's unsung heroes: your epithelial tissue.
Cast
Hank GreenSelf - Host
Hank Green was
34 in Crash Course Anatomy & Physiology - Season 1 - Tissues, Part 2 - Epithelial Tissue (Episode 3).
Mon, May 05 1980