Multiple choice

Which of the following produces sound when air comes out of lungs?

  1. Vocal cards

  2. Epiglottis

  3. Trachea

  4. None of these
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A Correct answer
Explanation

The vocal cords (or vocal folds) vibrate when air from the lungs passes through the larynx, producing sound. The epiglottis prevents food from entering the airway, trachea is the windpipe, and neither produces sound on their own. Note: 'cards' should be 'cords'.

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