Cells and Body Systems

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Across
  1. 1. Supports and connects different parts of the body
  2. 5. Large artery carrying blood from the left ventricle to the body
  3. 6. Liquid in stomach made of mucus, hydrochloric acid enzymes, and water; chemically digests food
  4. 7. Allows movement
  5. 8. Specialized cells of the nervous system that receive and transmit information
  6. 11. Physical breakdown of food into smaller particles
  7. 15. Large muscle below the lungs that helps move air in and out
  8. 16. The basic unit of life
  9. 17. All the life processes that take place in the cell; includes energy-using and energy-creating processes
  10. 18. Carry information from the central nervous system to the muscles or other organs
  11. 19. Organelle that directs all the activities in a cell
  12. 20. Living things
  13. 22. Covers the surface of the body and internal organs and lines the inside of some organs
  14. 23. Breaks down the food you eat into parts small enough to be absorbed and transported throughout the body
  15. 24. Structures in cell that perform a certain function
Down
  1. 1. Contents of the cell inside the cell membrane excluding the nucleus; contains nutrients the cell needs to survive
  2. 2. Waste removal
  3. 3. Substance created by your body to carry out chemical digestion
  4. 4. Protects body's internal environment from the external environment
  5. 9. Tissue of the brain, spinal cord, and nerves
  6. 10. Division of the nervous composed of the brain and spinal cord
  7. 12. Removes chemical and gaseous wastes from the body
  8. 13. Group of tissues that work together to perform a specific function
  9. 14. Tiny blood vessels that connect arteries to veins; one cell layer thick and extremely narrow
  10. 21. Organelles that convert energy the cell receives into a form it can use