pseudostratified epithelium

(redirected from Pseudostratified columnar epithelia)
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pseu·do·strat·i·fied ep·i·the·li·um

an epithelium that gives a superficial appearance of being stratified because the cell nuclei are at different levels, but in which all cells reach the basement membrane, hence it is classed as a simple epithelium.

pseu·do·strat·i·fied ep·i·the·li·um

(sū'do-strat'i-fīd ep'i-thē'lē-ŭm)
An epithelium that gives a superficial appearance of being stratified because the cell nuclei are at different levels, but in which all cells reach the basement membrane.

pseudostratified epithelium

Epithelium in which the bases of cells rest on the basement membrane but the distal ends of some do not reach the surface. Their nuclei lie at different levels, giving the appearance of stratification.
See also: epithelium

pseu·do·strat·i·fied ep·i·the·li·um

(sū'do-strat'i-fīd ep'i-thē'lē-ŭm)
An epithelium that gives a superficial appearance of being stratified because the cell nuclei are at different levels, but in which all cells reach the basement membrane.