Recent Lessons

Show all results for ""

Epithelial Tissue Structure and Function

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary function of a simple squamous epithelium?

To absorb nutrients
To facilitate diffusion (correct)
To produce mucus
To provide mechanical support

Where is a pseudostratified epithelium of ciliated cells often found?

In the air sacs of the lungs
In the lining of the small intestine
In the respiratory tract (correct)
In the lining of blood vessels

What characteristic do all epithelia share?

They are all found in the respiratory tract
They are all polarized (correct)
They are all stratified
They are all composed of ciliated cells

What is the function of microvilli on the apical surface of epithelial cells in the small intestine?

To increase the surface area for absorbing nutrients (A) Signup and view all the answers

What is the basal surface of an epithelium adjacent to?

The connective tissue (B) Signup and view all the answers

What is the direction of movement of mucus in a pseudostratified epithelium?

Away from the lumen of the organ (C) Signup and view all the answers

What is the primary function of epithelial tissues?

To function as a barrier against mechanical injury, pathogens, and fluid loss (D) Signup and view all the answers

What is the main characteristic of stratified squamous epithelium?

It is multilayered and regenerates rapidly (D) Signup and view all the answers

What is the function of the epithelium that lines the nasal passages?

To facilitate olfaction, the sense of smell (A) Signup and view all the answers

What type of epithelium is found in kidney tubules and many glands?

Cuboidal epithelium (B) Signup and view all the answers

What is the function of simple columnar epithelium in the intestines?

To secrete digestive juices and absorb nutrients (A) Signup and view all the answers

What is the characteristic of cuboidal epithelium?

The cells are dice-shaped and specialized for secretion (A) Signup and view all the answers

Flashcards are hidden until you start studying