10 Questions
What is the main function of epithelial tissue?
Covering body surfaces and forming glands
Which type of tissue facilitates absorption in the gastrointestinal tract (GIT)?
Epithelial tissue
What is the main characteristic of epithelial tissues?
Highly cellular with low extracellular matrix
What is the role of epithelial tissue in the lungs?
Facilitate diffusion
How do most epithelia obtain nutrients?
By diffusion
Which type of junction completely attaches each cell to its neighbors and seals off the intercellular space?
Tight junctions
Which type of junction provides mechanical support at potential stress points but does not completely encircle the cell?
Desmosomes
Which type of junction allows the passage of material between adjacent cells through lateral surfaces?
Adhering junctions
Which type of junction is made up of tiny fluid-filled tunnels called connexons through which ions and small molecules can diffuse from the cytosol of one cell to another?
Gap junctions
Which type of junction helps epithelial surfaces resist separation during various contractile activities?
Adhering junctions
Test your knowledge of the different types of tissues including epithelial, connective, muscle, and nervous tissues. Understand the functions and characteristics of each type of tissue.
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