Podcast
Questions and Answers
What is the main function of epithelial tissue?
What is the main function of epithelial tissue?
- Producing body and organ movements
- Covering body surfaces and forming glands (correct)
- Initiating and transmitting nerve impulses
- Binding, supporting, and protecting body parts
Which type of tissue facilitates absorption in the gastrointestinal tract (GIT)?
Which type of tissue facilitates absorption in the gastrointestinal tract (GIT)?
- Nervous tissue
- Muscle tissue
- Connective tissue
- Epithelial tissue (correct)
What is the main characteristic of epithelial tissues?
What is the main characteristic of epithelial tissues?
- Derived from mesoderm and ectoderm
- Highly cellular with low extracellular matrix (correct)
- Composed of closely packed muscle cells
- Innervated and avascular
What is the role of epithelial tissue in the lungs?
What is the role of epithelial tissue in the lungs?
How do most epithelia obtain nutrients?
How do most epithelia obtain nutrients?
Which type of junction completely attaches each cell to its neighbors and seals off the intercellular space?
Which type of junction completely attaches each cell to its neighbors and seals off the intercellular space?
Which type of junction provides mechanical support at potential stress points but does not completely encircle the cell?
Which type of junction provides mechanical support at potential stress points but does not completely encircle the cell?
Which type of junction allows the passage of material between adjacent cells through lateral surfaces?
Which type of junction allows the passage of material between adjacent cells through lateral surfaces?
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?
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?
Which type of junction helps epithelial surfaces resist separation during various contractile activities?
Which type of junction helps epithelial surfaces resist separation during various contractile activities?
