What type of tissue lines the alveoli in the lung A: Simple squamous epithelium B: Simple cuboidal epithelium C: Simple columnar epithelium D: Stratified squamous epithelium E: Pseudostratified epithelium

位于口腔、食管和皮肤等处的上皮是(<br/>) A: stratified<br/>squamous epithelium B: stratified<br/>columnar epithelium C: pseudostratified<br/>ciliated columnar epithelium D: simple<br/>columnar epithelium E: transitional<br/>epithelium