Question

1. Identify Figures A and B.
2. Which is called tesselated and pavement epithelium?
3. Which one lines the gastrointestinal tract and epiglottis?
4. Which one allows diffusion of substances?

Answer 1

1. A - squamous epithelium; B - columnar epithelium.
2. Squamous epithelium.
3. Columnar epithelium.
4. Simple squamous epithelium, because its thin cells allow substances to diffuse across them.