Transitional epithelium

…Also, when the base side of the cells reaches the bottom, but the height varies, so the position of the nuclei appears stratified, it is called pseudostratified epithelium. Epithelial state that transitions between stratified and 2-3 layers depending on function is called transitional epithelium. When squamous epithelial cells are arranged in a single layer, it is called simple squamous epithelium, and when they are arranged in a stratified form, it is called stratified squamous epithelium. …

*Some of the terminology that refers to "transitional epithelium" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…また細胞の基底側は下まで達しているが高さが異なるために，核の位置が重層にみえる場合を多列上皮とよぶ。機能によって上皮の状態が重層と2～3層の間を移行するものを移行上皮とよぶ。　扁平上皮細胞が単層に配列したものを単層扁平上皮，重層に配列したものを重層扁平上皮と名づける。…

※「移行上皮」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報