Question

10. Alveolar sacs
Are present at the ends of bronchi
Have Outer lining made of cuboidal epithelium
Are Cartilaginous
Have high concentration of O2​

Answer 1

Answer:Describe the changes in the type of epithelium throughout the respiratory ... bronchioles, alveolar ducts, alveolar sacs, and alveoli based on key structural ... A bundle of smooth muscle fibers bridges the gap between the two ends of the cartilage. ... have a ciliated columnar epithelium that soon transitions to a low cuboidal ...

Explanation: