GENERAL HISTOLOGY

NERVOUS

NEUROGLIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What cell is found in the CNS and connects neurons to blood vessels and form scar tissue?
A
Microglial
B
Oligodendrocytes
C
Astrocytes
D
Ependymal
Explanation: 

Detailed explanation-1: -Macroglia. Derived from ectodermal tissue. The most abundant type of macroglial cell in the CNS, astrocytes (also called astroglia) have numerous projections that link neurons to their blood supply while forming the blood–brain barrier.

Detailed explanation-2: -Astrocytes: These cells fill the spaces between neurons and provide for structural integrity. They also have processes that join to the capillary blood vessels.

Detailed explanation-3: -In the CNS, glial cells form what is called a glial scar, which is a structural formation consisting of reactive glia, both astrocytes and myeloid cells, as well as a variety of other cells, that surround an area of severe tissue damage (Adams and Gallo 2018).

Detailed explanation-4: -Astrocytes are star-shaped cells that are commonly found between neurons and blood vessels, where they provide support and hold structures together.

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