Friday, June 26, 2009

Definition of Accessory


Accessory: Additional, extra, supplementary, subsidiary to the main thing.
An accessory digestive organ is an organ that helps with digestion but is not part of the digestive tract.
The accessory nerve is so-called because it receives an additional (accessory) root from the upper part of the spinal cord.
An accessory placenta is an extra placenta separate from the main placenta.

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