Goā-phoê hē-thóng (integumentary system) sī pau tiàm seng-bu̍t goā-khaú-bīn, kā seng-bu̍t ham khoân-kéng keh--khui, pó-hō͘ seng-bu̍t, kám-kak khoân-kéng piàn-hoà ê khì-koan cho͘-sêng ê hē-thóng. Phoê-hu, thaû-mo͘, ú-mô͘, hî-lân (scale), chéng-kah, koāⁿ-choâⁿ (sweat gland), koāⁿ, siûⁿ (mucus) téng-téng lóng sǹg tī goā-phoê hē-thóng.