Cells and Body systems
Across
- 1. large artery carrying blood from the left ventricle to the bod
- 4. substance created by the body to carry out chemical digestion
- 5. removal of waste products from the blood using a machine that functions as a kidney
- 7. supports and connects different parts of the body
- 11. made of more than one cell
- 12. type of connective tissue found in the bones that produces red blood cells
- 13. organelle that directs all the activities in a cell
- 14. nerve that leads from the retina to the brain
- 17. organisms reaction to a stimulus
- 18. allows movement
- 21. upper chambers of the heart that receive blood from the body and lungs
- 22. two main branches of the trachea that lead to into the lungs
- 23. the basic unit of life
- 24. respond
Down
- 2. group of tissues that work together to perform a specific function
- 3. small branches of a neuron that recieve information from neighbouring cells
- 6. moves bones
- 8. organelles that convert sunlight into food
- 9. allows movement
- 10. group of organs working together to perform a certain task, such as digestion or breathing
- 12. type of microscopic organisms
- 14. living things
- 15. hair like extentions that protude from the surface of some unicellular organisms and from some cells in multicellular organisms
- 16. waste removal
- 19. outer covering of a cell that provides strength and support
- 20. group of similar cells working together to perform a specific function