Divided into four sections—the aortic root, ascending aorta, aortic arch, and descending aorta—it ensures blood reaches areas like the arms, legs, brain, and abdominal organs. Signs of a problem with ...

The “emotional brainstem” is comprised of three major networks – Ascending, Descending and Modulatory. The Ascending network is composed chiefly of the spinothalamic tracts and their projections to ...