Anervewhich is conveyedimpulsealongasensory(afferentnervewhichfibertoproduces2Sensory organThe dorsalreceivesaroot (spinal)stimulusDorsalganglionrootganglion13DorsalSensoryrootneuronAxonof101sensoryneuronwhere gangliaSkin surfacefibers carry t toInterneuron(receptor)34SynapsesThe posteriorhorn ofAxonofspinal cordmotorneuronThe final action ofVentral rootthereflexsuchsa voluntarymusclewhere thecontractionimpulse is passed directlyor via interneurons,toMuscle (effector)which carry out6The anteriorhorn ofwhere a motorCells ofeffectorspinal cordneuron (such as anorgan,suchasalpha neuron)skeletal musclereceives theimpulseandtransmits it to
The first written record ofvirus infectionA heiroglyph from Memphisdrawn in approximately1400BC, which depicts atemplepriest called Siptahshowing typical clinical signsof paralytic poliomyeltis石河子大学病原生物学与免疫学教研室
The first written record The first written record of of virus infection virus infection A A heiroglyph heiroglyph from Memphis, from Memphis, drawn in approximately drawn in approximately 1400BC, which depicts a 1400BC, which depicts a temple priest called temple priest called Siptah Siptah showing typical clinical signs showing typical clinical signs of paralytic poliomyelitis of paralytic poliomyelitis 石河子大学病原生物学与免疫学教研室