Do Bronchioles Have Goblet Cells? Bronchioles. … The epithelium is made up of ciliated columnar cells in larger bronchioles, or non-ciliated in smaller bronchioles (difficult to see at this magnification). There are no goblet cells, but there are cells called Clara cells. These cells are secretory – they secrete one of the components of surfactant.
Which Of The Following Organs Is A Part Of The Lower Respiratory System? The lower respiratory system, or lower respiratory tract, consists of the trachea, the bronchi and bronchioles, and the alveoli, which make up the lungs. These structures pull in air from the upper respiratory system, absorb the oxygen, and release carbon dioxide in
Do Terminal Bronchioles Have Smooth Muscle? Do terminal bronchioles have smooth muscle? The final branches of the bronchioles are called terminal bronchioles. These have a layer smooth muscle surrounding their lumens. Stimulation of the vagus nerve (parasympathetic) causes the smooth muscle to contract, and reduce the diameter of the terminal bronchioles. Do all bronchioles have