For most Parkinson's patients, the cause lies somewhere in the middle. While many Parkinson's patients report one or more family members with the disease, it is not always clear that one or several genes are the cause.
In fish there are two aorta: the ventral aorta that carries blood to the gills, and a separate dorsal aorta that carries the blood to the body.This works well with a fish's two chambered heart.n fish there are two aorta: the ventral aorta that carries blood to the gills, and a separate dorsal aorta that carries the blood to the body.
The ventral tier of the lateral division contains the ventral posterior, the ventral lateral (VL) and ventral anterior (VA) nuclei. The ventral posterior is further divided into the ventral posteromedial (VPM) and ventral posterolateral nuclei (VPL).