Across
- 1. type of connective tissue. blood is an example
- 4. thin flattened cells
- 11. one layer of cells
- 12. cube-like cells with a central nucleus
- 13. mast cells produce this substance which helps prevent blood clots in the body
- 14. a group of similar cells that are organised to perform a specific function
- 15. cells layered on top of each other
Down
- 2. connective tissue consisting mainly of collagen
- 3. cells arranged in columns
- 5. no blood supply
- 6. epithelial cells have two ends which means they have ____
- 7. the number of main tissue categories
- 8. many of these together make up a tissue
- 9. tissue which consists of a matrix containing fibres and cells
- 10. The tissue covering the body's internal and external surfaces