Astrocytes create the blood–brain barrier to protect the brain. a. true b. false

The answer is true. They work in conjunction with the bairn endothelial cells to create a semi-permeable blood-brain barrier with tight junctions that only allows certain elements to pass into the brain. They achieve this through astrocytic endfeet in addition to the thick basement membrane.

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .