Reuptake means that: A. the cell fires a second time
B. unused neurotransmitter are absorbed
C. neurons fall into place
D. memory is increased

The part of the nephron provides initial filtering of the blood in the urinary system.

In multiple sclerosis, the immune system destroys the substance that coats and protects nerve fibers in the brain and spinal cord. this causes inflammation and injury to the nerves, and the axons don't conduct impulses as well.

What organs or body system is affected by ebola