The decussation of pyramids refers to crossover of major motor tracts in the medulla oblongata region of the brain.
The medulla oblongata is the bottom most part of the brain.
It serves as the point where the brain and spinal cord connect, making it a key conduit for nerve signals to and from the body.
It also helps control vital processes like your heartbeat, breathing and blood pressure.
Thus, the decussation of pyramids refers to crossover of major motor tracts in the medulla oblongata region of the brain.
Learn more about medulla oblongata here: https://brainly.com/question/26723889
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