メニューのAnatomyはBook & Atlasにリンクしてあります。
Rivinus' notch鼓膜切痕【こまくせっこん】 Convexity between the greater and lesser tympanic spines. In newboms it is the gap between the upper ends of the incomplete tympanic ring. It is later filled by the squamous part of the temporal bone.(大鼓室棘と小鼓室棘間の陥凹。新生児では鼓室輪の自由端間にある上方の裂け目。)
Band1(164) Band2(642)