neurological conditions

Question 1

alzheimer’s disease

Answer 1

a progressive neurological disorder predominantly affecting older people (early on-set cases can be observed in younger people)
- type of dementia

Question 2

structures and symptoms of alzheimer’s

Answer 2

structures:
- atrophy (decay) of cerebral cortex
- atrophy of hippocampus
- enlarged ventricles
symptoms:
- memory loss
- executive function loss (reasoning, problem solving etc.)
- emotional changes

Question 3

causes and treatment of alzheimer’s

Answer 3

causes:
- amyloid beta (protein clumps in brain -> blocks neurons and kills them)
- tau and neurofibrillary tangles (tangles in neurons)
- acetylcholine reduction
treatment:
- symptomatic drugs (increases acetylcholine)
- preventative therapies