NEET PG DENTAL EXAM

Detailed explanation-1: -astrocyte, star-shaped cell that is a type of neuroglia found in the nervous system in both invertebrates and vertebrates. Astrocytes can be subdivided into fibrous and protoplasmic types. Fibrous astrocytes are prevalent among myelinated nerve fibres in the white matter of the central nervous system.

Detailed explanation-2: -Astrocytes, or “star-shaped” cells, which are as abundant in our CNS as neurons, densely and homogeneously populate the brain, spinal cord, and retina1, 2.

Detailed explanation-3: -The astrocytes are positioned between brain capillaries and neurons and provide nutrition to neurons [23] via an intensive intercellular metabolic exchange.