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:
Dictionary > Brush border
You will also like...

Plant Tissues
Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..

Plant Auxins – Phototropism & Geotropism
Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..

The Central Nervous System
Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..

Still Freshwater & Plants
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..

The Human Physiology
Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..

The Dinosaurs
Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presu..