This epithelium functions in secretion, absorption, and as a barrier for protection. It covers the surface of ovaries, lines the anterior surface of the lens of the eye, kidney tubules and smaller ducts of many glands such as the thyroid. What is this epithelium called?
1) Simple squamous epithelium
2) Stratified squamous epithelium
3) Simple cuboidal epithelium
4) Simple columnar epithelium