SEM=Scanningelectronmicroscope
LiningepitheliumofuretersandbladderisTRANSITIONALEpithelium.Whyisitcalledtransitionalepithelium?Whatistransitioning?BesureyoucanseethisunderthemicroscopeanddonotconfuseitwithStratifiedsquamousnonkeratinizedepitheliu.Theylookdifferent!