All the following statements are true about structure of airway except
Smooth muscle is maximum in terminal bronchiole
Cartilage and secretory glands present only in trachea and bronchi
Pseudostratified ciliated columnar epithelium in trachea and bronchi
Ciliated cuboidal epithelium is terminal and respiratory bronchiole.
Maximum smooth muscle is found in respiratory bronchiole
Cartilage is absent in terminal bronchiole
Secretory glands is present in bronchi
Ciliated cuboidal epithelium is found in respiratoy bronchiole