Composed of Loose Connective Tissue, the Underlying Layer of the Mucus

Question

Composed of loose connective tissue, the underlying layer of the mucus membrane is called the ____.
A) lamina propria
B) muscularis mucosa
C) adventitia
D) tunica intimas

Accepted Answer

The lamina propria is the layer of loose connective tissue that lies beneath the epithelium of the mucous membrane. The muscularis mucosae is a smooth muscle layer found in some areas of the digestive tract. The adventitia is a layer of connective tissue that surrounds organs or structures like blood vessels that are not part of the digestive tract. The tunica intima is the innermost layer of a blood vessel.