兴奋通过突触传递特征的叙述,错误的是(  )兴奋通过突触传递特征的叙述,错误的是(  )

习题答案
考试通关必备网站

兴奋通过突触传递特征的叙述,错误的是(  )

(1)【◆题库问题◆】:[多选] 兴奋通过突触传递特征的叙述,错误的是(  )
A.突触传递只能从突触前神经末梢传向突触后神经元
B.突触传递需要的时间与冲动传导差不多
C.在中枢神经系统内,只有兴奋可以发生总和,而抑制不会产生总和
D.在反射活动中,传入神经上的冲动频率往往与传出神经发出的冲动频率一致
E.突触传递过程中,极易受内环境变化的影响

【◆参考答案◆】:B,C,D

(2)【◆题库问题◆】:[多选] 二尖瓣闭锁不全存在哪项体征(  )
A.抬举样心尖搏动
B.心界扩大
C.心尖区收缩期杂音
D.P2亢进并分裂
E.S1亢进

【◆参考答案◆】:A,B,C,D

【◆答案解析◆】:略

(3)【◆题库问题◆】:[单选] Jack came to theparty_______.
A.withoutbeing invited
B.without inviting
C.withoutinvited
D.without a invitation

【◆参考答案◆】:A

(4)【◆题库问题◆】:[单选] 下列叙述错误的是(  )
A.泌尿系统各器官的功能是生成尿并输送和排出尿
B.左侧肾蒂较右侧者长
C.两肾上端比下端较靠近脊柱
D.肾的上端较下端宽而薄
E.肾的上端内侧附有肾上腺

【◆参考答案◆】:A

【◆答案解析◆】:略

(5)【◆题库问题◆】:[单选] 两封信随机地投入标号为1,2,3,4的4个邮筒,则1,2号邮筒各有一封信的概率.等于
A.1/16
B.1/12
C.1/8
D.1/4

【◆参考答案◆】:C

(6)【◆题库问题◆】:[单选] The 19th Winter Games, held in SaltLake City,________an Olympic tradition which goes backalmost 3,000 years.
A.is the part of
B.are the part of
C.is part of
D.are part of

【◆参考答案◆】:D

【◆答案解析◆】:Part of前不加定冠词,排除选项A和B。主语games是复数,谓语动词应用复数形式。选项D是正确的。【句子大意】在盐湖城举办的第19届冬季奥运会的项目是奥林匹克传统的一部分,这一传统可追溯到3 000年前。

(7)【◆题库问题◆】:[多选] I期愈合的伤口,具有以下哪些特点(  )
A.边缘对合好
B.主要通过肉芽组织增生和伤口收缩达到愈合
C.愈合时间一般1周左右
D.局部疤痕组织少
E.局部功能良好

【◆参考答案◆】:A,C,D,E

【◆答案解析◆】:略

(8)【◆题库问题◆】:[单选,材料题] _________根据以下内容,回答下面的题目。Insure means to protect _51_ a loss of money.Most people can budget their money so that their income will cover expected expenses _52_ food, clothing, housing, and public services.But, there is no way to know _53_ who will suffer a crisis (危机) such as a serious illness, fire, flood, or a car accident.Such crises usually _54_ great expensE.Even if people could predict crises, it would be hard to save enough money to _55_ the expenses.Insurance is a system _56_ a company collects money from many individuals and then pays certain expenses whenever one of those insured individuals is faced with a certain crisis.An insurance policy _57_ how much the insurance costs and how much the company will pay when a policy holder is faced with a certain crisis.There are many different kinds of insurance, _58_ hospital, motor-car and firE.Insurance can be rather expensive but most people buy insurance of some kinD.Insurance is something _59_ people buy and hope they will _60_ neeD._________
A.that
B.by which
C.what
D.where

【◆参考答案◆】:B

(9)【◆题库问题◆】:[单选] Either of__________is quite capable ofthe work.
A.girl
B.the girl
C.girls
D.the girls

【◆参考答案◆】:D

(10)【◆题库问题◆】:[单选,材料题] 有坐骨大切迹的是(  )根据以下选项,回答下面的题目:A.髂骨B.坐骨C.骶骨D.耻骨梳 E.耻骨联合 参与围成闭孔的是(  )

【◆参考答案◆】:A

【◆答案解析◆】:略

未经允许不得转载:小小豌豆-答案网 » 兴奋通过突触传递特征的叙述,错误的是(  )

我来解答

匿名发表
  • 验证码: