True b. False xx. Cilia can be found in the alveolar duct. True b. False xx. Initial gas exchange in the lung is the terminal bronchiole. True b. False xx.
Skeletal muscle is found in the trachea.
True b. False xx. Mast cells are found under the epithelium in the alveolar duct. True b. False xx. Lamina muscularis is not present in the respiratory tract. True b. False xx.