Podcast
Questions and Answers
What is the primary function of the basement membrane in epithelial cells?
What is the primary function of the basement membrane in epithelial cells?
- To provide a site of attachment for the epithelium
- To regulate cell-cell junctions
- To act as a selective filtration barrier (correct)
- To facilitate cell renewal
Which of the following is NOT a characteristic of epithelial cells?
Which of the following is NOT a characteristic of epithelial cells?
- They have a direct blood supply (correct)
- They have a basement membrane
- They have specialized cell-cell junctions
- They have a high rate of cell renewal
What is the primary function of the lamina propria in epithelial cells?
What is the primary function of the lamina propria in epithelial cells?
- To regulate the selective filtration barrier
- To facilitate cell-cell junctions
- To provide support to the overlying epithelium (correct)
- To provide a site of innervation for the epithelial cells
Which of the following proteins is NOT a component of the basal lamina?
Which of the following proteins is NOT a component of the basal lamina?
What is the significance of the basal lamina in the diagnosis of malignant epithelial tumors?
What is the significance of the basal lamina in the diagnosis of malignant epithelial tumors?
What is the primary mechanism of nutrition for epithelial cells?
What is the primary mechanism of nutrition for epithelial cells?
What is the characteristic of the apical pole of epithelial cells?
What is the characteristic of the apical pole of epithelial cells?
What is the primary means of nutrient delivery to epithelial tissues?
What is the primary means of nutrient delivery to epithelial tissues?
What is the process by which epithelial cells are renewed continuously?
What is the process by which epithelial cells are renewed continuously?
What is the term for the transformation of one type of adult epithelial tissue into another adult type?
What is the term for the transformation of one type of adult epithelial tissue into another adult type?
What is the characteristic of the basal surface of epithelial cells?
What is the characteristic of the basal surface of epithelial cells?
What is the term for the differential and stable organization of cell organelles and membrane proteins in epithelial cells?
What is the term for the differential and stable organization of cell organelles and membrane proteins in epithelial cells?
What is the primary function of sensory nerve endings in epithelial tissues?
What is the primary function of sensory nerve endings in epithelial tissues?
What is the characteristic of the lateral surface of epithelial cells?
What is the characteristic of the lateral surface of epithelial cells?
What is the term for the process by which epithelial cells receive nutrients?
What is the term for the process by which epithelial cells receive nutrients?
What is the characteristic of the organization of epithelial cells in endocrine glands?
What is the characteristic of the organization of epithelial cells in endocrine glands?
What is the characteristic of the basal region of serous cells?
What is the characteristic of the basal region of serous cells?
What is the function of myoepithelial cells in exocrine glands?
What is the function of myoepithelial cells in exocrine glands?
What is the characteristic of the apical pole of goblet cells?
What is the characteristic of the apical pole of goblet cells?
What is the term for the ability of certain cells to take up amine precursors and exhibit amino acid decarboxylase activity?
What is the term for the ability of certain cells to take up amine precursors and exhibit amino acid decarboxylase activity?
What is the term for the system of endocrine cells interspersed among non-endocrine cells?
What is the term for the system of endocrine cells interspersed among non-endocrine cells?
What is the characteristic of the secretory granules in neuroendocrine cells?
What is the characteristic of the secretory granules in neuroendocrine cells?
What is the function of paracrine cells?
What is the function of paracrine cells?
What is the characteristic of the nucleus in mucus-secreting cells?
What is the characteristic of the nucleus in mucus-secreting cells?
What is the term for the process by which secretory granules are released from the cell?
What is the term for the process by which secretory granules are released from the cell?
What is the characteristic of the cytoplasm in myoepithelial cells?
What is the characteristic of the cytoplasm in myoepithelial cells?