Examlex
Discuss, in detail, all the genetic and cellular events encompassed in the clonal selection theory of lymphocyte development.
Fourth Ventricle
A chamber of the brain located within the brainstem, responsible for circulating cerebrospinal fluid between the brain's interior and spinal canal.
Choroid Plexus
Specialized plexus located within the ventricles of the brain that secretes cerebrospinal fluid.
Arachnoid Granulation
Protrusions of the arachnoid meningeal layer into the dural venous sinuses, allowing cerebrospinal fluid to return to the bloodstream.
Cerebrospinal Fluid
A clear, colorless body fluid found in the brain and spinal cord, acting as a cushion for the brain's cortex, providing basic mechanical and immunological protection to the brain inside the skull.
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