Normal,Impaired and Alzheimer Brains
Bildnummer 12037075
| Cognitive deficit or cognitive impairment is an inclusive term to describe any characteristic that acts as a barrier to the cognition process. The term may describe deficits in global intellectual performance,such as mental retardation,it may describe specific deficits in cognitive abilities (learning disorders,dyslexia),or it may describe drug-induced cognitive/memory impairment,such as that seen with alcohol,glucocorticoids,and the benzodiazepines. Cognitive deficits may be congenital or caused by environmental factors such as brain injuries,neurological disorders,or mental illness. Alzheimer's disease (AD),also known in medical literature as Alzheimer disease,is the most common form of dementia. There is no cure for the disease,which worsens as it progresses,and eventually leads to death. It was first described by German psychiatrist and neuropathologist Alois Alzheimer in 1906 and was named after him. Most often,AD is diagnosed in | |
| Lizenzart: | Lizenzpflichtig |
| Credit: | Science Photo Library / Science Source |
| Bildgröße: | 4500 px × 2485 px |
| Modell-Rechte: | nicht erforderlich |
| Eigentums-Rechte: | nicht erforderlich |
| Restrictions: |
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