What is the Submucosal Layer of the Tracheobronchial Tree

Question

What is the submucosal layer of the tracheobronchial tree?
A) lamina propria
B) cartilaginous layer
C) epithelial lining
D) mucous blanket

Accepted Answer

The submucosal layer of the tracheobronchial tree is known as the lamina propria, which lies beneath the mucosal layer and contains glands, blood vessels, and nerves.