Human Body

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Across
  1. 1. The organ that stores urine before it leaves the body.
  2. 5. A pair of organs that filter waste from the blood and produce urine.
  3. 7. The small round black area at the center of the eye.
  4. 9. Thread-like strands that grow from the skin, mostly on the head.
  5. 10. A band of tissue that connects bones to other bones.
  6. 11. The spiral-shaped part of the inner ear that helps with hearing.
  7. 12. The curved bones that form the chest and protect the heart and lungs.
  8. 13. The tissues in the body that allow movement by contracting and relaxing.
  9. 15. The part of the throat that contains the vocal cords, also known as the voice box.
  10. 18. The muscular organ that pumps blood throughout the body.
  11. 20. The passage in the throat that connects the mouth and nose to the esophagus.
  12. 21. The two organs in the chest responsible for breathing.
  13. 22. An organ that helps filter blood and supports the immune system.
  14. 23. A large organ that helps digest food and remove toxins from the blood.
  15. 24. The tube that carries air to the lungs, also called the windpipe.
  16. 26. The places where two or more bones meet, allowing movement.
  17. 30. A blood vessel that carries oxygen-rich blood away from the heart.
  18. 31. The tube that carries food from the mouth to the stomach.
  19. 32. The two main airways that branch from the trachea into the lungs.
  20. 34. The organ inside the skull that controls thoughts, memory, and body functions.
  21. 35. The outer covering of the body that protects it and regulates temperature.
  22. 36. The hard structures that make up the skeleton and support the body.
Down
  1. 2. A muscle that helps with breathing by moving up and down.
  2. 3. The longest bone in the body, found in the thigh.
  3. 4. The set of bones at the base of the spine that supports the body’s weight.
  4. 6. The bony structure that protects the brain.
  5. 8. A tiny blood vessel where oxygen and nutrients are exchanged with tissues.
  6. 11. The clear, protective outer layer of the eye.
  7. 14. The long tube in the body that absorbs nutrients from food.
  8. 16. A blood vessel that carries blood back to the heart.
  9. 17. An organ that helps with digestion and regulates blood sugar levels.
  10. 19. The part of the eye that detects light and sends signals to the brain.
  11. 22. The organ that breaks down food using acids and enzymes.
  12. 25. A thin membrane in the ear that vibrates in response to sound waves.
  13. 27. A strong, flexible tissue that connects muscles to bones.
  14. 28. The column of bones that runs along the back and supports the body.
  15. 29. The hard, protective coverings on the tips of fingers and toes.
  16. 33. The fibers that carry messages between the brain and the rest of the body.