Respiratory system

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Across
  1. 1. the passage which leads from the back of the mouth
  2. 3. when the nose is blocked/ when someone breathes through his/her
  3. 4. provides sense of smell
Down
  1. 1. a long, U-shaped tube that connects your larynx (voice box) to your lungs
  2. 2. bring oxygen into our bodies (called inspiration, or inhalation)