生理学习题——第十章 神经系统（Physiological learning problems -- the tenth chapter nervous system）.doc

生理学习题——第十章 神经系统（Physiological learning problems -- the tenth chapter nervous system） Physiological learning problems -- the tenth chapter nervous system I. radio questions 1. impulse transmission to presynaptic axon terminals, which leads to the increase of membrane permeability to which ion A.Na+ B.K+ C.Ca2+ D.Mg2+ E.Cl- [answer] C 2. the inhibitory postsynaptic potential (IPSP) is produced by the increased permeability of the posterior membrane to which ion A.Na+ B.K+ C.Ca2+ D.Mg2+ E.Cl- [answer] E 3. the electrical changes produced by the postsynaptic membrane of excitatory postsynaptic potential are A. polarization B. depolarization C. hyperpolarization D. reverse polarization E. repolarization [answer] B 4. when excitation is transmitted by synapses, the rate of electrical transmission slows down A. unidirectional conduction B. sum C. fatigue resistance D. synaptic delay E. changes in excitability rhythm [answer] D 5., the first somatosensory area in the cerebral cortex Precentral gyrus, A. B. central posterior loop C. occipital fissure Temporal gyrus, temporal gyrus, D. Between the precentral gyrus and the insula of the E. [answer] B 6.. The brain will appear after transection of the brainstem in the upper and inferior colliculus of the midbrain A. spinal shock B. trance C. ataxia D. death E. brain rigidity [answer] E 7. the basic reflex to maintain normal human posture is A. femoral strain reflex B. contralateral flexor reflex C. stretch reflex D. tendon reflex E.s pick reflex [answer] A 8. the major motor areas of the cerebral cortex are Precentral gyrus, A. B. central posterior loop C. occipital cortex D. temporal cortex E. medial aspect of cerebral cortex [answer] A 9. A. ascending excitation system B. specific projection system C. nonspecific projection system D. sympathetic adrenal medullary system E. vagal insulin system [answer] D 10. atropine can block the effector of autonomic innervation A. alpha receptor B.N1 receptor C.M receptor D. beta receptor