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| a group of cells or organ producing a secretion or selectively removing, altering or concentrating materials from blood for elimination from the body |
| the middle portion of the ear, consisting of the tympanic membrane and an air-filled chamber lined with mucous membrane, that contains the malleus, incus, and stapes. |
corpus callosum corpus cal·lo·sum (kə-lō'səm)
n.
The commissural plate of nerve fibers connecting the two cerebral hemispheres except for most of the temporal lobes. Also called commissure of cerebral hemispheres.
| corpus callosum (kə-lō'səm) Pronunciation Key
Plural corpora callosa The transverse band of nerve fibers that connects the right and left cerebral hemispheres. |