To complete the crossword, click on a number in the grid to see the clue or clues for that number, then ener your answer in the space provided. Remember not to include spaces between words.

Click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter.

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 Check 

Across: 1. lacking in awareness as in a coma or deep sleep 3. passageway for air from mouth and nose to lungs 4. fingers, toes, nose or ear lobes 5. to breathe in 7. movement of air in and out of lungs 8. referring to the lungs 9. movement of air in and out of lungs 11. number of puffs from reliever medication in asthma attack 12. give reliever medication again in 4 _________ if no response from first dose

Down: 2. colourless, odourless, tasteless gas essential to life 3. constriction of airways,congestion and reduced air flow are symptoms of _______ 4. to breathe out 6. large muscle used in breathing, divides chest from abdomen 7. type of medication used to treat asthma 10. two organs in chest where oxygen is absorbed and carbon dioxide removed from blood