(b) epithelial tissue
Work Step by Step
Epithelial tissue lines body surfaces and cavities. Epithelium includes the skin, but the trachea, lungs, and digestive system are also all lined with epithelium.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.