MOOC Medical Physiology-Wenzhou Medical University 中国大学慕课答案.docx
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1、 MOOC Medical Physiology-Wenzhou MedicalUniversity 中国大学慕课答案Exercise of Nervous Regulation1、问题:The cell that is specialized to communicate with other cells and control theiractivities is选项:A、epithelial cellsB、muscle cellsC、connective tissue cellsD、neurons正确答案:【neurons】2、问题:A reflex is different from
2、a homeostatic control mechanism because a reflex选项:A、is not initiated by a change in the environmentB、will not always attempt to decrease the magnitude of the original stimulusC、arc does not require an integrating center to take placeD、is a localized response involving short distance communication正确
3、答案:【will not always attempt to decrease the magnitude of the original stimulus】3、问题:Which of the following does not belong to nervous regulation?选项:A、knee-jerk reflexB、receptive reflexC、feed on fanciesD、give a stimulus to sciatic nerve, and gastrocnemius contract正确答案:【give a stimulus to sciatic nerv
4、e, and gastrocnemius contract】4、问题:Which of the following is not characteristic of nervous regualtion?选项:A、fastB、shortC、accurateD、slow正确答案:【slow】5、问题:Which of the following is not part of the reflex arc?选项:A、peripheral nerve B、centerC、effectorD、synapse正确答案:【synapse】6、问题:After destroying the frogs sp
5、inal cord in a reflex arc analysis experiment选项:A、reaction, reflecx all existB、reaction exist, reflex disappearC、reflex exist, reaction disappearD、reaction, reflex all disappear正确答案:【reaction exist, reflex disappear】Exercise of Hormonal Regulation1、问题:Epinephrine which is secreted by the adrenal med
6、ulla enhances cardiacactivity, the process belongs to选项:A、nervous regulationB、hormonal regulationC、autoregulationD、feedback regulation正确答案:【hormonal regulation】2、问题:Which of the followin is not characteristic of hormonal regulation?选项:A、fastB、long time durationC、slowD、inaccurate正确答案:【fast】3、问题:Which
7、 of the following is not pattern of hormonal regulation?选项:A、classic endocineB、paracrineC、autocrineD、chemical synaptic transmission正确答案:【chemical synaptic transmission】Excercise of Feedback 1、问题:Which of the follwing is wrong about feedback?选项:A、It is an important mechanism to ensure the accuracy of
8、 regulation.B、All kinds of regulations have feedback effect.C、Positive feedback is more prominent in regulating of body functions.D、Negative feedback can keep certain physiological functions relatively stable.正确答案:【Positive feedback is more prominent in regulating of body functions.】2、问题:Feedforward
9、 regulation differs from feed-back regulation in that选项:A、The former is stimulatory while the latter is inhibitory.B、The former allows the CNS to anticipate the need for changes in physiologicalsetpoints, whereas the latter does not.C、Both the former is stimulatory while the latter is inhibitory and
10、 the former allows theCNS to anticipate the need for changes in physiological setpoints, whereas the latter doesnot are correct.D、Only the latter is involved in homeostatic regulation.正确答案:【The former allows the CNS to anticipate the need for changes inphysiological setpoints, whereas the latter doe
11、s not.】3、问题:Which of the following is a negative feedback regulation选项:A、micturition reflexB、blood coagulationC、parturitionD、depressor reflex正确答案:【depressor reflex】4、问题:A positive feedback mechanism is an effective way to选项:A、maintain a constant internal environmentB、bring about a rapid change in th
12、e bodyC、detect changes in the external environmentD、adapt to a new environment正确答案:【bring about a rapid change in the body】5、问题:Which of the following refers to a working point set by an automatic controlsystem so that the activities of the controlled part can only be changed within a narrowrange?选项
13、:A、set pointB、equilibrium potentialC、reflex arc D、median value正确答案:【set point】Homework of IntroductionTest of Introduction1、问题:The ability of the body which responds to stimulus is called选项:A、reactionB、excitationC、excitabilityD、threshold正确答案:【excitability】2、问题:The most basic feature of life activiti
14、es is选项:A、substance metabolismB、energy metabolismC、metabolismD、excitability正确答案:【metabolism】3、问题:Which of the following is not a positive feedback选项:A、depressor reflexB、blood coagulationC、micturition reflexD、childbirth正确答案:【depressor reflex】4、问题:Which of the following is the basic activity of nervou
15、s regulation?选项:A、action potentialB、excitationC、reflexD、synaptic transmission正确答案:【reflex】5、问题:The internal environment of the body means选项:A、tissue fluid B、intracellular fluidC、extracellular fluidD、blood正确答案:【extracellular fluid】6、问题:The main way by which the body regulates its activity is选项:A、feed
16、forwadB、feedbackC、nervous regulationD、hormonal regulation正确答案:【nervous regulation】7、问题:Internal environment homeostasis refers to选项:A、The chemical composition of extracellular fluid remains relatively stableB、The chemical composition of intracellular fluid remains relatively stableC、The components a
17、nd physicochemical properties of extracellular fluid remainrelatively stableD、The physicochemical properties of the cells remain relatively stable正确答案:【The components and physicochemical properties of extracellular fluidremain relatively stable】8、问题:In a reflex arc, the controlled part is选项:A、recept
18、orB、effectorC、afferent nerveD、efferent nerve正确答案:【effector】9、问题:In the reflex arc, which part receives the information?选项:A、receptorB、effectorC、afferent nerveD、efferent nerve正确答案:【receptor】10、问题:Which of the following is wrong about negative feedback?选项:A、It is an important mechanism to ensure the a
19、ccuracy of regulation. B、It destroy homeostasis.C、Itcan keep certain physiological functions relatively stable.D、Regualtion of temperature belongs to it.正确答案:【It destroy homeostasis.】11、问题:The minimum stimulus intensity that causes the tissue to respond is called选项:A、excitabilityB、threshold potentia
20、lC、threshold stimulationD、threshold intensity正确答案:【threshold intensity】12、问题:The maintenance of physiological homeostasis mainly depends on选项:A、nervous regulationB、hormonal regulationC、positive feedback regulationD、negative feedback regulation正确答案:【negative feedback regulation】13、问题:The following is
21、 not part of the internal environment选项:A、intracellular fluidB、tissue fluidC、plasmaD、lymphatic fluid正确答案:【intracellular fluid】14、问题:The processstimulation of the efferent nerve causes muscle to contractbelongs to选项:A、reactionB、reflectionC、positive FeedbackD、negative Feedback正确答案:【reaction】15、问题:Whic
22、h of the following is characteristic of negative feedback?选项:A、The feedback effect is contrary to the original effectB、The feedback effect weakens the original effect C、Feedback information weakens the original control informationD、The effect weakens the feedback正确答案:【The feedback effect is contrary
23、 to the original effect】16、问题:Excitability can be evaluated by选项:A、action potentialB、resting potentialC、threshold potentialD、threshold intensity正确答案:【threshold intensity】17、问题:When in enmergency, secretion of epinephrine and norepinephrine belongsto选项:A、neuro-hormonal regulationB、nervous regulationC
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