Final answer:
Glial cells are the support cells that provide nourishment and help the brain in numerous ways.
Step-by-step explanation:
The support cells that provide nourishment and help the brain in numerous ways are called glial cells. Glial cells, also known as neuroglia or simply glia, are considered supporting cells in the nervous tissue. They have many roles in helping neurons function, including maintaining chemical concentration, removing excess signaling molecules, reacting to tissue damage, and contributing to the blood-brain barrier.