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
64
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
_________65
A:chance
B:concept
C:development
D:decision
答案
C
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/9v9QKKKQ
相关试题推荐
共用题干 第三篇SavePandasWiththeSwitzerland-basedWorldWildlifeFund(WWF),China...
共用题干 第三篇SavePandasWiththeSwitzerland-basedWorldWildlifeFund(WWF),China...
共用题干 第一篇PoolWatchSwimmerscandrowninbusyswimmingpoolswhenlifeguards...
共用题干 第一篇PoolWatchSwimmerscandrowninbusyswimmingpoolswhenlifeguards...
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...
随机试题
79、非处方药每个销售基本单元的包装必须附有 A、合格证 B、红色专有标识
按照《职业病防治法》,不能在生产成本中据实列支的费用为 A.职业健康监护费用
在大多数情况下,市场价值不可以代表公允价值。()
额为20亿元的固定资产投资项目,假设票面利率为5%,请问甲公司发行企业债券的金额
旅游规划编制要坚持以()为基础。 A.旅游市场 B.旅游产品 C.旅
下列不属于中小企业私募债特征的是( )。A.中小企业私募债的一大关键特点是不用行政许可,直接由证券公司自己做方案,就可以推向市场,证券公司的信用往往对私募债的信
阴虚火旺所致潮热盗汗、心烦等症,首选的药对是A:黄柏、沙参B:石膏、知母C:黄芩、地骨皮D:知母、黄柏E:牡丹皮、玄参
前体药物A.常用包衣材料包衣控制药物的释放速度B.在体内使活性的母体药物再生而发挥其治疗作用C.用固体分散技术制备,具有疗效迅速、生物利用度高等特点的制剂D.药
退出现役的因战、因公、因病致残的残疾军人因病死亡的,对其遗属增发12个月的残疾抚恤金,作为丧葬补助费;其中,因战、因公致残的一级至四级残疾军人因病死亡的,...
商业银行组织架构的选择,需要综合考虑商业银行发展战略、经营规模、()以及相关监管法律等内外部多重因素。A.风险状况B.外部经济政治环境C.公司治理D.内