Category
page 1Organ systems
organ
collection of tissues with similar functions
human digestive system
digestive system in humans
integumentary system
organ system that protects the body comprising the skin and its appendages (including hair, scales, feathers, hooves, and nails)
organ system
group of organs that work together to perform one or more functions; collection of organs joined in structural unit to serve a common function
list of systems of the human body
Wikimedia list article