Critical reading means engaging in what you read by asking yourself questions such as, âwhat is the author trying to say?â or âwhat is the main argument being presented? Critical reading involves presenting a reasoned argument that evaluates and analyses what you have read.
Glial cells, sometimes called neuroglia or simply glia (Greek Î³Î»Î¯Î± and Î³Î»Î¿Î¯Î± glue; pronounced in English as either /ËÉ¡liËÉ/ or /ËÉ¡laÉªÉ/), are non-neuronal cells that maintain homeostasis, form myelin, and provide support and protection for neurons in the central and peripheral nervous systems.
Learn more. While glia (or glial cells) are often thought of as the supporting cast of the nervous system, the number of glial cells in the brain actually outnumbers the number of neurons by a factor of ten. Neurons would be unable to function without the vital roles that are fulfilled by these glial cells.