Multiple Choice
Type IV collagen is an important protein in the basal lamina because it provides what?
18. Cell Junctions and Tissues
The Basal Lamina
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The basal lamina supports mainly which cell type?
A
Epithelial cells
B
Endothelial cells
C
Connective tissue
Verified step by step guidance1
Understand the role of the basal lamina: The basal lamina is a specialized form of extracellular matrix that provides structural support and separates different tissue types.
Identify the primary function of the basal lamina: It acts as a selective filter and a scaffold for cell attachment, influencing cell behavior and tissue organization.
Consider the types of cells that interact with the basal lamina: Epithelial cells are known to rest on the basal lamina, which provides them with structural support and helps maintain their polarity.
Recognize the relationship between endothelial cells and the basal lamina: Endothelial cells, which line blood vessels, also interact with a similar structure called the basement membrane, which includes the basal lamina.
Differentiate connective tissue from epithelial and endothelial cells: Connective tissue is generally not supported by the basal lamina, as it is primarily composed of cells embedded in an extracellular matrix rather than forming layers on a basal lamina.
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