Disease from surrounding structures can invade the masticator space via the pterygopalatine fossa, the buccal space immediately anterior to the ramus, the foramen ovale, or by way of direct invasion.

咀隙临近病变可循翼腭窝、颊隙、上颌窦、卵圆孔等途径及咀隙。

In both types of feather, the barbules that extend from the barb ramus grow from a single layer of cells, called the barbule plate, on the periphery of the barb ridge.

而不论是何种毛，从枝主枝延伸出来枝，都从枝脊表面叫做「枝板」单层细胞长出来。