Crossword 1: Ch 33, 38-40

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Across
  1. 4. Cube-shaped epithelial cells that can be in a single layer or multiple layers
  2. 6. Toe and finger bones
  3. 7. Collar bone
  4. 9. The upper jaw bone
  5. 12. A process by which living organisms constantly adjust to internal and external changes to maintain a steady state in their body
  6. 14. Adipose tissue is an example of _____ connective tissue because it is composed of loosely woven protein fibers
  7. 16. The point at which two bones meet. Three types: cartilaginous, sutures and synovial
  8. 17. Bone cells that repair and grow bone tissue
  9. 21. This chamber of the heart pumps oxygenated blood to the rest of the body through the aorta
  10. 22. Another word for your throat that contains the trachea and esophagus
  11. 24. The extracellular matrix of blood, which is mainly fluid
  12. 26. This chamber of the heart receives deoxygenated blood from the body through the Vena Cava (two words)
Down
  1. 1. The grape-like structures in your lungs where gas exchange occurs
  2. 2. The smallest type of blood vessels where gas exchange occurs
  3. 3. Knee bone
  4. 5. body The part of the neuron that contains the nucleus and other cell organs (2 words)
  5. 6. The _____ vein carries oxygenated blood from the lungs back to the heart
  6. 8. One job of the respiratory system is to remove this gas (a toxic, waste product) from your lungs (2 words)
  7. 10. A blood vessel that carries blood away from the heart
  8. 11. This type of muscle tissue is attached to the bones of the skeleton and is mainly controlled voluntarily
  9. 13. An animal that can control its internal body temperature by its own metabolic reactions (name means “inside temperature”)
  10. 15. The four types of tissues are connective, muscle, nervous and _______
  11. 18. The ____ skeleton includes the following bones: shoulders, arms and legs, pectoral and pelvic girdles
  12. 19. The breastbone where the first 7 pairs of ribs connect in front
  13. 20. A muscular organ under your lungs that makes breathing more efficient
  14. 23. A bone of the forearm that is in line with the thumb
  15. 25. A single layer of epithelial cells is called _______ epithelia
  16. 27. The part of your circulatory system that pumps the blood