Spelling and Vocabulary-Areli March 3

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Across
  1. 3. the tube that carries air from the larynx to the lungs
  2. 5. a small tube in the lungs that carries air to the air sacs
  3. 7. upper part of the trachea where vocal cords strerch across
  4. 8. unit a measure of volume of one cubic unit lenght, width, and height. Whatever the unit measure is for volume would be a cubic unit
  5. 9. a hollow muscular organ of the circulatory system
Down
  1. 1. the muscule below your lungs that contracts to let air in the lungs and relaxes to push air out of them
  2. 2. a polyheadron with two polygonel forces lying in parallel planes and with the other forces parallelograms
  3. 4. the thin-walled sacs in the oxygen eneters the blood and carbon dioxide leaves the blood
  4. 6. an organ of the respiratory system that contains bronchioles and air sacs
  5. 8. the tiny hairlike structures on cells in the linning of many parts of the respiratory system