呼吸周期
Respiratory symptoms are also significant features of PRRS, which could occur in the most stage of pig production cycle.
呼吸道症状是PRRS的另一个显著特征,可发生于养猪生产周期的大多数阶段。
Methods After retrograde degeneration of the facial motoneurons induced by section of the facial nerve, the discharge of non-motoneurons in the facial nucleus was extracellularly monitored, and their phase relations to the respiratory cycle were investigated.
方法在切断面神经引起面运动神经元逆行溃变后,细胞外记录面神经核内非运动神经元的单位放电,观察其放电样式与呼吸周期的关系。
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