首页
财务会计
医药卫生
金融经济
考公考编
外语考试
学历提升
职称考试
建筑工程
IT考试
其他
登录
职称考试
共用题干 More About Alzheimer's DiseaseScientists have developed skin tests tha...
共用题干 More About Alzheimer's DiseaseScientists have developed skin tests tha...
admin
2020-12-24
53
问题
共用题干
More About Alzheimer's Disease
Scientists have developed skin tests that may be used in the future to identify people with Alzheimer's disease and may ultimately allow physicians to predict_______(51)is at risk of getting this neurological disorder.
The only current means of_____(52)the disease in a living patient is a long and expensive series of tests that eliminate every other cause of dementia(痴呆).
"Since Alois Alzheimer described the_____(53)nearly a century ago,people have been trying to find a way to_____(54)diagnose it in its early stages,"said Patricia Grady,acting director of the National Institute of Neurological Disorders and Stroke in Bethesda,Maryland."This discovery,if_____(55),could prove a big step forward in our efforts to deal with and understand the disease."
Alzheimer ' 5 is the single greatest _________ ( 56 ) of mental deterioration(退化)in older people, affecting between 2.5 million and 4 million people in the United States_____(57).The devastating disorder gradually destroys memory and the ability to function,and eventually causes death.There is currently no known______(58)for the disease.
Researches______(59)that the skin cells of Alzheimer's patients have defects that interfere with their ability to regulate the flow of potassium(钾)in and out of the cells.The fact that the cell defects are present in the skin suggests that Alzheimer's______(60)from physiological changes throughout the body,and that dementia may be the first noticeable effect of these changes as the defects______(61)the cells in the brain,scientists said.
The flow of potassium is especially______(62)in cells responsible for memory formation.The scientists also found two other defects that affect the cells'supply, of calcium(钙),another critical element.
One test developed by researches calls______(63)growing skin cells in a laboratory culture and then testing them with an electrical detector to determine if the microscopic tunnels that_______(64)the flow of potassium are open.Open potassium channels create a unique electrical signature.
A spokesman for the Alzheimer's Association said that if the validity of the diagnostic test can be proven it would be an important______(65),but cautioned that other promising tests for Alzheimer's have been disappointing.
选项
_________56
A:cause
B:factor
C:focus
D:exception
答案
A
解析
此空处的词作宾语从句的主语,又根据句意可知,此处的主语应表示人,故选D。
文章中第一段中的皮肤反应测验的目的是为了诊断老年痴呆症。此处承接上文内容,故选D。
由后半句中的diagnose it可知,此处应填disease。
此空处的副词用来修饰之后的diagnose这个动词,比较四个选项,只有B项accurately (准确地)符合文意。
此处if引导的成分在句中作插入语,表达的意思为“如果确认的话”,故选C。
此处表达的意思为老年痴呆症是导致老年人脑力下降的唯一最大的原因。故此空处应填cause。
此处所表达的意思是:仅在美国,每年就有250万到400万美国人遭受老年痴呆症的困扰,alone表示“仅仅”,故选D。
本句话的意思为:目前还没有针对这种疾病的确切疗法。故此处用treatment。
本句中that之后陈述的是研究人员发现的一个事实,并没有表示预测、期望或警告。因此本题选A。
由文中可知,老年痴呆症是身体的生理病变引起的结果,result from意为“因……而产生”。
此处的含义为这种缺陷会对大脑中的细胞产生影响,故选A。
由本段第二句中的another critical element可知,此处应选critical。
call for为固定搭配,意为“要求,需要”。
此处表述的内容为控制钾的流动的管道。故此空应填govern。
根据句意可知,此项诊断性测试如果能得到验证,那将会是一个很重大的进步,故选C。
转载请注明原文地址:https://ti.zuoweng.com/ti/av9QKKKQ
相关试题推荐
共用题干 第二篇MedicalJournalsMedicaljournalsarepublicationsthatreportmedica...
共用题干 第二篇MedicalJournalsMedicaljournalsarepublicationsthatreportmedica...
共用题干 第二篇MedicalJournalsMedicaljournalsarepublicationsthatreportmedica...
共用题干 HowtoGetAlongWellWithYourBoss1Beforeyouarguewithyourboss,c...
共用题干 HowtoGetAlongWellWithYourBoss1Beforeyouarguewithyourboss,c...
共用题干 HowtoGetAlongWellWithYourBoss1Beforeyouarguewithyourboss,c...
共用题干 HowtoGetAlongWellWithYourBoss1Beforeyouarguewithyourboss,c...
共用题干 HowtoGetAlongWellWithYourBoss1Beforeyouarguewithyourboss,c...
共用题干 WhyistheNativeLanguageLearntSoWell?Howdoesithappenthatchild...
共用题干 WhyistheNativeLanguageLearntSoWell?Howdoesithappenthatchild...
随机试题
( )属于背景调查中考察胜任特征的问题。 A、他(她)离职时年薪是多少?
患者,女,28岁。产后乳房肿块疼痛,排乳不畅,皮色正常,局部发热,压痛,伴发热恶
上海证券交易国债买断式回购的交易主体限于在中国结算上海分公司开立()账户的投资
下列哪种肾小球肾炎可变为Wegener肉芽肿病的组成部分
制定《劳动合同法》的好处包括()。 A.是构建与发展和谐稳定劳动关系的需要
(2009年真题)在宪政实践中,由特定机关对立法进行审查并处理的制度是( )。
根据我国《票据法》规定,票据权利包括()。A.付款请求权B.利益返还请求权C.票据返还请求权D.追索权E.救济权
有关颈静脉怒张正确的是A.正常人坐位或平卧时颈外静脉显露B.颈静脉充盈在锁骨上缘至下颌角距离的下2/3以内C.提示左心房压力升高D.提示右心房压力升高E
全面调査和非全面调査是根据调査结果所得到的资料是否全面来划分的。()
在票据行为中,()是指汇票的付款人承诺负担票据债务的行为。 A出票B保证C承兑D背书