cell organisation

• cells


  basic building blocks that make up all living things
• tissue


  group of cells that work together to perform a function
• organ


  group of tissues that work together to perform a function
• organ system


  group of organs that work together to perform a function
• epithelial cell

  epithelial tissue

  stomach

  digestive system
• epithelial tissue


  lines the outer surface of organs and blood vessels
• muscle tissue


  contracts to move whatever its attached to
• glandular tissue


  makes and secretes chemicals such as hormones and enzymes
• the digestive system is made up of

  • glands
  • stomach
  • small and large intestine
  • liver
• organism


  a group of organ systems working together