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Questions and Answers
What is the orientation of one side of the epithelial cell?
What is the orientation of one side of the epithelial cell?
- Away from the body cavity
- Towards the surface of the tissue (correct)
- Joined to a muscle membrane
- Towards the connective tissue
Which of the following is a general characteristic of epithelial tissues?
Which of the following is a general characteristic of epithelial tissues?
- Have low ability to regenerate
- No intercellular junctions
- Contain blood vessels for nourishment
- Composed of cells and extracellular matrix (correct)
What type of gland secretes hormones or precursors into the interstitial fluid?
What type of gland secretes hormones or precursors into the interstitial fluid?
- Exocrine gland
- Sebaceous gland
- Endocrine gland (correct)
- Sweat gland
How are epithelial cells nourished?
How are epithelial cells nourished?
What type of epithelial tissue covers exposed surfaces and lines internal cavities?
What type of epithelial tissue covers exposed surfaces and lines internal cavities?
Epithelial tissues are composed of both cells and extracellular matrix.
Epithelial tissues are composed of both cells and extracellular matrix.
Epithelial tissues are avascular, meaning they contain blood vessels.
Epithelial tissues are avascular, meaning they contain blood vessels.
Exocrine glands secrete substances into the interstitial fluid.
Exocrine glands secrete substances into the interstitial fluid.
Endocrine glands secrete hormones or precursors into the interstitial fluid.
Endocrine glands secrete hormones or precursors into the interstitial fluid.
Epithelial cells have a low ability to regenerate due to the absence of stem cells.
Epithelial cells have a low ability to regenerate due to the absence of stem cells.
Epithelial tissues are composed only of cells.
Epithelial tissues are composed only of cells.
Epithelial tissues contain an extracellular matrix.
Epithelial tissues contain an extracellular matrix.
Epithelial cells are nourished by substances diffusing from blood vessels in the underlying connective tissue.
Epithelial cells are nourished by substances diffusing from blood vessels in the underlying connective tissue.
Epithelial tissues have a low ability to regenerate because of a lack of stem cells.
Epithelial tissues have a low ability to regenerate because of a lack of stem cells.
Epithelial tissues cover the exterior body surfaces.
Epithelial tissues cover the exterior body surfaces.
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