Across
- 2. A type of tissue that transmits electrical signals between the brain and body.
- 4. The maintenance of a stable internal environment despite changes in the external environment.
- 8. The body system that provides structural support and protects organs.
- 9. The heart is an organ made of muscle, connective, and epithelial tissue.
- 10. Groups of similar cells that work together to carry out a specific function.
- 12. The complete living being made up of multiple systems.
- 13. A type of tissue that covers body surfaces and lines internal organs and cavities.
- 14. The basic unit of structure and function in all living things.
Down
- 1. The human body is organized into progressively more complex levels of structural organization.
- 3. A structure composed of two or more types of tissues working together for a specific function.
- 5. A type of tissue responsible for producing movement.
- 6. A group of organs working together for a common purpose.
- 7. The body system that transports nutrients, gases, and wastes via the blood.
- 11. Specialized structures inside a cell that perform specific functions.