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Multi-layered Epithelium Types Quiz

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Questions and Answers

What is the primary function of keratinized stratified squamous epithelium?

To allow for the exchange of gases and nutrients between layers of cells

To provide a barrier against unregulated water evaporation and protect the underlying connective tissue (correct)

To facilitate the secretion of hormones and enzymes from the underlying glands

To provide a smooth, lubricated surface for the movement of objects or fluids

Which of the following is a rare type of multi-layered epithelium described in the text?

Ciliated columnar epithelium

Transitional epithelium

Stratified columnar epithelium (correct)

Pseudostratified columnar epithelium

What is the significance of the term 'squamous' in the context of stratified squamous epithelium?

It refers to the flat, scale-like appearance of the apical layer of cells (correct)

It implies that the cells are capable of undergoing mitosis and self-renewal

It suggests that the epithelium is found in areas where there is frequent abrasion or friction

It indicates that the cells are arranged in a series of layers or 'strata'

What is the primary function of the basal layer of cells in stratified squamous epithelium?

To undergo mitosis and push cells towards the apical surface Signup and view all the answers

Which of the following statements about the keratin plates in keratinized stratified squamous epithelium is correct?

The keratin plates are the outermost layer of the epithelium, consisting of dead, flattened cells Signup and view all the answers

Which type of epithelium is found in the esophagus and vagina?

Stratified squamous non-keratinized epithelium Signup and view all the answers

Which characteristic best describes the transitional epithelium found in the urinary system?

Able to stretch and distend during urine storage Signup and view all the answers

In which system is the pseudostratified columnar epithelium prominently found?

Respiratory system Signup and view all the answers

What is the significance of the thick basement membrane in the pseudostratified columnar epithelium of the trachea?

It provides structural support for the epithelium Signup and view all the answers

Which epithelium type was the primary target for the SARS-CoV-2 virus that caused the COVID-19 pandemic?

Pseudostratified columnar epithelium Signup and view all the answers