1. Write the correct sequence of the pathway through which air travels after entering the body. A. Larynx, pharynx, trachea bronchioles B. Pharynx, larynx, trachea, bronchioles C. Pharynx, larynx, bronchioles, trachea D. Pharynx, trachea, larynx, bronchioles   A   B   C   D   Hint Half-n-half Clue   2. True or False: Breathing through the mouth is considered as good as breathing through the nose.   True   False   3. Which process does not occur in the nasal cavity? A. Trapping of large foreign bodies B. Exchange of gases C. Humidification of inhaled air D. Warming of inhaled air   A   B   C   D   Half-n-half Clue   4. True or False: Trachea contains 16-20 'C'-shaped cartilaginous rings.   True   False   5. Which part of the respiratory tract is also known as the voice box?   Larynx   Trachea   Pharynx   Epiglottis   Half-n-half Clue   6. Identify bronchus in this diagram.   A   B   C   D   Half-n-half Clue   7. Spirometer measures: A. Capacity of lungs B. Volume of air inhaled and exhaled C. Residual air D. All of these   A   B   C   D   Half-n-half Clue