Circulation and ventilation - Riya, Hudha, Lubayanah

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Across
  1. 2. Which blood vessel carries blood towards the heart?
  2. 3. what type of valve is made out of titanium polymers?
  3. 4. What are the C-shaped rings that hold up the trachea made out of?
  4. 5. what are the top 2 chambers of the heart called?
  5. 7. what can be fitted to relieve blocked coronary arterys?
  6. 9. What cells in blood digest and engulf foreign particle?
  7. 10. What component of blood converts fibrinogen to fibrin ?
  8. 11. what component of the exhaled air is 16 percent?
Down
  1. 1. The diaphragm relaxes and _____ during exhalation
  2. 2. what are the bottom 2 chambers of the heart called?
  3. 4. What blood vessel delivers oxygenated blood and glucose to heart in order to do respiration and release energy?
  4. 6. Which blood vessel carries blood away from the heart?
  5. 8. What is a sheet muscle that separates the thorax from the abdomen?