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Which structure is highlighted? (C)cGraw-Hill Education/Al Telser

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Cedric

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Step 1/2

The lamina propria is a highly vascular layer of connective tissue found in various organs and tissues of the body. It is particularly prominent in the mucous membranes lining the digestive, respiratory, and urinary tracts.

Explanation:

The lamina propria is located beneath the epithelial layer of these mucous membranes and plays an important role in supporting and nourishing the overlying epithelial cells. It contains numerous blood vessels, including capillaries, as well as lymphatic vessels. This rich vascular supply allows for the exchange of oxygen, nutrients, and waste products between the bloodstream and the surrounding tissues.

Step 2/2

The presence of a highly vascular lamina propria is essential for the proper functioning of these mucous membranes. It ensures efficient delivery of nutrients to the epithelial cells and facilitates the removal of waste products. Additionally, the lamina propria contains immune cells that help in defense against pathogens and other foreign substances.

Explanation:

It's important to note that while the lamina propria is generally highly vascular, the degree of vascularity can vary depending on the specific organ or tissue. For example, the lamina propria in the small intestine is particularly well-developed and highly vascular to support the absorption of nutrients, while in other areas such as the skin, it may have a less prominent vascular network.

Final Answer

The lamia propria is highly vascular layer of connective tissue found in various organs and tissues of body.

As the layer is highly vascular it has red colour apperance.

Therefore the highlighted structure is lamina propria.

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