WorksheetsEpithelial Tissue Quiz
Total questions: 15
Worksheet time: 15mins
What is the main function of epithelial tissue?
Movement of the body
Transmission of impulses
Covering, lining, and protection of body surfaces
Formation of bones and cartilage
Which statement best describes the structure of epithelial tissue?
Cells are loosely packed and full of matrix
Cells are tightly packed with little intercellular space
Cells have blood vessels between them
Cells have no connection to other tissues
What structure anchors epithelial tissue to the underlying connective tissue?
Desmosome
Apical membrane
Basement membrane
Cytoplasmic matrix
What is meant by “epithelial polarity”?
Epithelial cells have nuclei of different shapes
Epithelial cells have different functions on each surface
Epithelial cells are arranged in opposite directions
Epithelial cells are non-living
Which surface of an epithelial cell faces the body surface or organ lumen?
Lateral surface
Basal surface
Apical surface
Deep surface
Which of the following junctions seals cells tightly together and prevents leakage?
Gap junction
Zonula occludens (tight junction)
Desmosome
Hemidesmosome
Which junction allows small molecules and ions to pass directly between neighboring cells?
Desmosome
Gap junction
Zonula adherens
Hemidesmosome
What type of epithelial tissue has only one layer of flat cells and is specialized for diffusion?
Simple cuboidal
Stratified columnar
Simple squamous
Transitional
Which epithelium lines the urinary bladder and can stretch when filled?
Stratified cuboidal
Transitional epithelium
Pseudostratified ciliated columnar
Simple columnar
Which epithelial type has cells that appear layered but all touch the basement membrane?
Stratified cuboidal
Simple squamous
Pseudostratified columnar
Transitional
What is the purpose of microvilli on the apical surface of epithelial cells?
Movement of mucus
Increase surface area for absorption
Waterproofing the surface
Anchoring the cell to the basement membrane
In which location can keratinized stratified squamous epithelium be found?
Mouth lining
Esophagus
Skin surface
Urinary bladder
Which of the following statements about epithelial tissue is TRUE?
It has a rich blood supply
It regenerates very slowly
It receives nutrients by diffusion from underlying tissues
It contains many nerve endings inside each cell
What kind of epithelial cells have cilia that beat rhythmically to move mucus and trapped particles?
Simple cuboidal
Pseudostratified ciliated columnar
Simple squamous
Transitional
(Trivia!) You shed around how many epithelial cells from your skin every minute?
100–200
1,000–5,000
30,000–40,000
100,000–150,000
