Regrowth of neurons in injured areas of the central nervous system does not generally occur because
A) astrocytes multiply rapidly, blocking potential regrowth of a neuron
B) there are plenty of other neurons to take the damaged neuron's place
C) inhibitory proteins produced by microglia stop and repair
D) Schwann cells fail to produce a regeneration tube

Question

Quizplus · Accepted Answer

Astrocytes form a glial scar in the injured area, which creates a physical and chemical barrier that inhibits the regrowth of neurons.

Regrowth of Neurons in Injured Areas of the Central Nervous