Tag Archives: Hippocampus

Depression in Older People

Chronic depression and dementia are often seen together in older people. Why do these happen? What are the mechanisms? Studies have found that chronic stress may lead to the alterations in the hypothalamic-pituitary-adrenal (HPA) axis, as well as serotonergic and … Continue reading

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Structures and Functions of the Brain

Brain Structures and Functions     Main Structures Locations Substructures Subdivisions/Features Functions Brain stem The lowest area of the brain, on the top of the spinal cord; life support structures with neurons for sensory/motor integration Medulla (medulla oblongata) Hindbrain Regulates … Continue reading

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