問題詳情

# 28-32Alzheimer's disease is a neurological disorder in which the death of brain cells causesmemory loss and cognitive decline. A neurodegenerative type of 28 , thedisease starts mild and gets progressively worse.Alzheimer's is caused by brain cell death. It is a neurodegenerative disease, whichmeans there is progressive brain cell death that happens over a course of time. Thetotal brain size shrinks with Alzheimer's - the tissue has progressively fewer nervecells and connections. Nerve cells (neurons) in the brain. In Alzheimer's, there aremicroscopic 'plaques' and 'tangles' between and within brain cells.4While they cannot be seen or tested in the living brain 29 Alzheimer'sdisease, postmortem/ 30 will always show tiny inclusions in the nervetissue, called plaques and tangles.Some things are more commonly associated with Alzheimer's disease - not seen sooften in people without the disorder. These factors may therefore have some directconnection. Some are 31 or modifiable factors (for example, reducingthe risk of diabetes or heart disease may in turn cut the risk of disease).If researchers gain more understanding of the risk factors, or scientifically prove any"cause" relationships for Alzheimer's, this could help to find ways to 32 itor develop treatments.  
21.
(A) to
(B) for
(C) on
(D) in

參考答案

答案：C
難度：非常困難0
統計：A(4),B(0),C(0),D(0),E(0)

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