听石由许多小结晶的耳石形成.Otolith are found from many small crystalline otoconia.目的:探讨颗粒复位法对后半规管耳石引起的良性发作性位置性眩晕的治疗效果.Objective To evaluate the effect of particle repositioning manoeuvre for posterior canal benign paroxysmal position...
My tireless little cilia make about ten sweeping strokes a second.我那不怕疲劳的小纤毛每秒钟约做10次清扫动作.Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.健康的皮肤, 粘膜和纤毛是许多病毒的天然屏障.Epithelium can also bear cil...