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tissue
| Question | Answer | function | |
|---|---|---|---|
| epithelial | Cells very close together Vary in shape - column/cube Very smooth | Covering or lining | Inner layer of hollow organs Outer layer of organs Outer layer skin |
| connective | Not close together Separated by matrix | Provides support Helps hold body together | Bone Cartilage Tendons Fat storage blood |
| muscular | Long & thin Can contract | Voluntary movement Involuntary movement Pump heart | Skeletal Smooth Stomach wall Intestine wall cardiac |
| nervous | Specialised nerve cells | Carry messages | Spinal cord In brain |
| cell | basic building block of all living things | Specialised to carry out different functions | Red blood cell - transport oxygen |
| Tissue | group of similar cells that work together to perform a particular function | 4 types | Group of muscle cells - muscle tissue |
| Organ | a structure made up of 2 or more tissues that work together to perform a particular function | epithelial tissue + muscle tissue = stomach tissue | |
| System | a group of organs that work together to perform a particular function | Lungs + diaphragm = respiratory system |