woman loss her memory with human brain, alzheimer, dementia symptom, healthcare concept, internal organs anatomy body part

alzheimer anatomy brain callosum care cartoon cerebellum cerebral cerebrum character confusion cord corpus cortex dementia design disease education flat forget gland glossopharyngeal graphic head health human hypoglossal hypothalamus illness illustration internal loss medulla memory nerve nerves nervous old olfactory organs parkinson patient peduncle pituitary pons spinal symptoms system thalamus trochlear vagus vector vestibulocochlear woman