M2 Supp Science Midterm Review 2025

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Across
  1. 2. The upper right chamber of the heart where blood from the body first enters.
  2. 3. The type of blood that has a lot of oxygen, found in the left atrium.
  3. 5. The total number of main chambers (rooms) in the human heart.
  4. 6. The direction your diaphragm moves when you breathe in.
  5. 9. The main tube or windpipe that air travels down to reach your lungs.
  6. 13. The upper left chamber of the heart.
  7. 14. A type of joint that moves back and forth like a door (e.g., your elbow).
  8. 15. The organ responsible for filtering blood and making urine.
  9. 17. Where air first enters your body when you breathe in (your nose area).
  10. 18. What you feel when checking your heart rate.
  11. 19. What the kidney does to your blood.
  12. 20. The long bone in your upper arm.
  13. 23. The lower left chamber of the heart, which pumps oxygenated blood to the body.
  14. 25. Your skeleton also helps you to _______.
  15. 27. How long you should check your pulse or heart rate.
  16. 28. The hard parts that make up your skeleton.
  17. 29. The bones of your head that protect your brain.
Down
  1. 1. The part of your skeleton that protects your lungs and heart.
  2. 4. The largest artery in the body; blood leaves the left ventricle through this.
  3. 7. Your skeleton gives your body its _______.
  4. 8. The important organ protected by your skull.
  5. 10. The lower right chamber of the heart.
  6. 11. The main organ that pumps blood in your body.
  7. 12. Arteries move blood _______ from the heart.
  8. 13. The organs that get bigger when you breathe in air.
  9. 16. The part of your throat that contains your voice box.
  10. 21. All the bones in your body; it gives you your shape.
  11. 22. The body system responsible for sending and receiving electrical signals.
  12. 24. Strong tissues that connect muscle to bone.
  13. 26. Blood vessels that bring blood back TOWARDS the heart.