Across
- 2. – System of glands that releases hormones to regulate body functions.
- 4. – System that includes skin, hair, and nails; protects the body from the environment.
- 7. – System that transports blood, oxygen, and nutrients throughout the body.
- 9. – System that enables movement of the body and internal organs.
- 10. – System responsible for gas exchange; includes lungs and trachea.
Down
- 1. – Framework of bones that supports and protects the body.
- 3. – Defends the body against pathogens and disease.
- 5. – System that removes waste products from the body, including through the kidneys.
- 6. – Fast-acting system that controls body responses; includes the brain and spinal cord.
- 8. – System that breaks down food into nutrients the body can use.