As nouns the difference between cortex and medulla
is that cortex
is cortex while medulla
is the soft inner part of something, especially the pith of a fruit.
(countable, anatomy) The outer layer of an internal organ or body structure, such as the kidney or the brain.
(uncountable, botany) The tissue of a stem or root that lies inward from the epidermis, but exterior to the vascular tissue.
* cerebral cortex
* prefrontal cortex
The soft inner part of something, especially the pith of a fruit.
(anatomy) The inner substance of various organs and structures, especially the marrow of bones.
(anatomy) The medulla oblongata.
(botany) The internal tissue of a plant.