Dictionary > Brush border

Brush border

Definition
noun
A layer of densely packed microvilli projecting from the inside surface of a tubular passage
Supplement
Brush borders are those found in the luminal (inner) surfaces of the small intestine and the proximal tubule of the kidney. They are made up of numerous microvilli projecting at the free surface of epithelial lining. The presence of microvilli greatly increase the surface area for absorption.
See also:


You will also like...

Cell Biology
Cell Biology

The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas o..

DNA molecule
Genetic Control – On and Off Genes

Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..

Still Water Animals
Still Water Animals

Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

Buttress roots
Roots

This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structur..

Pollution in Freshwater Ecosystems
Pollution in Freshwater Ecosystems

There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..

Nephrolepis exaltata
Vascular Plants: Ferns and Relatives

Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..

Related Articles...

No related articles found

See all Related Topics