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Across 1. a type of involuntary muscle that is found in the walls of many organs 5. flexible tissue 6. job of removing wastes produced by the activities of cells 7. made up of bones and cartilage that form the framework of your body 8. includes the muscles that help you move and muscles that help things inside your body move 9. a type of involuntary muscle that is only found in the heart 10. bands of connective tissue that hold bones and ligaments together 11. air enters through here 12. this systems job is to get oxygen into the body and get rid of carbon dioxide 13. system that is made up of the kidneys, urinary bladder, ureters, and the urethra

Down 1. muscles that contract to move bones 2. parts of the body where two bones meet 3. this system has a job of breaking down food into substances the body can use 4. transports needed substances throughout your body and carries away wastes.