Examlex
The element is defined by its atomic number.
Choroid Plexus
A network of cells lining the ventricles of the brain where cerebrospinal fluid (CSF) is produced, playing a key role in the CSF's production and regulation.
Arachnoid Granulations
Small protrusions of the arachnoid membrane through the dura mater; they allow cerebrospinal fluid to enter the venous system.
Blood-brain Barrier
The blood-brain barrier is a selective barrier that prevents most substances in the blood from entering the brain, protecting it from pathogens and toxins.
Myelin Sheath
Envelope surrounding most axons; formed by Schwann cell membranes being wrapped around the axon.
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