[问答题,简答题] 延髓麻痹的临床表现?

临产的主要标志是() ["A．见红，破膜，宫口扩张","B．规律宫缩，破膜，胎头下降","C．见红，规律宫缩，胎头下降","D．见红，破膜，规律宫缩","E．规律宫缩，颈管消失，宫口扩张和胎先露部下降"] 何谓感觉及其分类? 何谓肌源性延髓麻痹? 胎儿能否顺利通过产道取决于() ["A．产力、产道及胎儿","B．产力、产道","C．产道及胎儿","D．产力、产道、胎儿","E．产力、产道及精神心理因素"] 感觉障碍的刺激性症状表现? 延髓麻痹的临床表现?