Question

6. Much of the respiratory system is lined with

a.
fibrous connective tissue
b.
flagela
C.
mucus membrane
d.
hyaline cartilage

Answer 1

the answer is Respiratory epithelium, or airway epithelium, is a type of ciliated columnar epithelium found lining most of the respiratory tract as respiratory mucosa, where it serves to moisten and protect the airways. But I don't see that option here.