<prompt> All the following statements are true about structure of airway exceptMaximum smooth muscle is found in respiratory bronchioleCartilage is absent in terminal bronchioleSecretory glands is present in bronchiCiliated cuboidal epithelium is found in respiratoy bronchiole  <response>: Smooth muscle is maximum in terminal bronchioleCartilage and secretory glands present only in trachea and bronchiPseudostratified ciliated columnar epithelium in trachea and bronchiCiliated cuboidal epithelium is terminal and respiratory bronchiole. 