Respiratory system

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Across
  1. 3. - A branch leading to ALVEEOLUS
  2. 4. CHORDS - Vocal cord disorders can affect your voice or ability to talk.
  3. 7. -situated between the ribs
  4. 8. - a red protein responsible for transporting oxygen in the blood of vertebrates
Down
  1. 1. respiration - cellular respiration, the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, carbon dioxide and water.
  2. 2. - A action of inhaling or breathing in .
  3. 3. - Helps the lungs stay where they are located
  4. 5. - the organ that inhale and exhale
  5. 6. - Help the oxygen to reach to lungs