ALZHEIMER'S:
Anterograde amnesia is usually first sign
Life expectancy increase shows more cases in recent years
Zapped (loss of) acetylcholinergic neurons
Hereditary disease
Entire hippocampus becomes affected
Identified by neurofibrillary tangles
Mutation in amyloid genes associated w/ disease
Entorhinal areas degenerate first
Retrograde amnesia ultimaltely develops
Senile plaques are formed at synapse
