Body Systems

12345678910111213141516171819202122232425
Across
  1. 5. The part of your nervous system that includes all the nerves branching out from your brain and spinal cord to the rest of your body.
  2. 6. The body system that produces reproductive cells and enables reproduction; different structures in males and females.
  3. 7. The body system made up of three types of muscle (skeletal, cardiac, and smooth) that enables movement, maintains posture, and generates body heat.
  4. 8. The type of muscle attached to your bones that allows voluntary movement you can control.
  5. 12. A large muscle below your lungs that controls breathing by contracting and relaxing.
  6. 16. Organs that produce and release substances like hormones or sweat.
  7. 18. The body system made up of glands that produce hormones to regulate metabolism, growth, reproduction,and mood.
  8. 19. The body system that brings oxygen into your body and removes carbon dioxide through the lungs and airways.
  9. 20. The network of vessels, nodes, and organs that drains excess tissue fluid, filters out pathogens, and returns cleaned fluid to your bloodstream.
  10. 22. The body system consisting of kidneys, ureters, bladder, and urethra that filters blood to remove waste and excess water.
  11. 23. The body system made up of 206 bones in adults that provides framework and support, protects vital organs, and produces red blood cells.
  12. 24. A structure made up of different tissues that performs a specific function in your body.
  13. 25. Tiny air sacs in your lungs where gas exchange occurs; oxygen enters your blood and carbon dioxide leaves your blood.
Down
  1. 1. The type of muscle found in your internal organs that contracts automatically without you thinking about it.
  2. 2. The body system that breaks down food into nutrients your body can use for energy and growth.
  3. 3. A group of organs working together to perform one or more specific functions in your body.
  4. 4. hormones throughout your body.
  5. 9. The body system consisting of your heart, blood vessels, and blood that transports oxygen,
  6. 10. Tubes that carry blood throughout your body; include arteries, veins, and capillaries.
  7. 11. System Your body's protective barrier made up of your skin, hair, and nails; protects internal organs and regulates temperature.
  8. 13. The body system that detects stimuli, processes information, and coordinates all body activities through electrical signals.
  9. 14. The type of muscle that makes up your heart; contracts automatically without you thinking about
  10. 15. The state of balance your body maintains to stay alive and healthy; all body systems work together to maintain this balance.
  11. 17. Chemical messengers produced by glands that travel through your bloodstream to affect distant organs and control body functions.
  12. 21. System The body system that protects you from infections and disease by filtering out pathogens and producing white blood cells.