Slide 11
Millions provide large surface area
Each villus has many microvilli to further increase surface area
Rich blood supply for absorbed nutrients to pass into and be taken around body
Branch of lymphatic system takes absorbed fatty acids and glycerol away to be used or stored
Villi wall one cell thick for rapid passing through of nutrients
Slide 12
Salivary glands produce
Liver produces
Stomach produces +
Gall bladder stores
Pancreas and small intestine both produce , , and
Slide 13
Why do people have their stomachs stapled?
stomach band