"Sternum" is the proper name for what is commonly referred to as the breastplate.. I've never actually heard anyone refer to it as the chest plate XD However, I can't think of anything else you could be referring to.
Yes the Pacific Plate, North American Plate, Cocos Plate, Nazca Plate, South American Plate, African Plate, Eurasian Plate, Indian Plate, Australian Plate, and Antarctic Plate are the major tectonic plates.
your chest is a chest, its nothing more or less than a chest. chests eat chests because they are chests. a chest is a chest nothing more or less than a chest.
African Plate, Antarctic Plate, Australian Plate, Eurasian Plate, North American Plate's American Plate, Pacific Plate
on your plate
lymphoid organ in the chest
The Katana can only be shown on the hayabusa chest plate.
it's were the dent is located (it's between the chest plate (breast)
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A breast plate.
to protect their chest and vital organs e.g. lungs, heart, stomach.
The Katana is unlocked after attaining all of the Achievements that shipped with the game, and is only equipped when wearing the Hayabusa chest. It can be toggled on or off.
A faceplate & chest plate.
bronze
The strap that goes over a horses chest :L It's called a breast plate
Helmet, chest plate, leggings, and boots.
The chest plate is in three separate pieces that need a quest done to get it. look up a guide for more info.
You can't, unless your using mods.