한국인 첫째 늑골의 형태

Abstract

The 213 first ribs Koreans were measured and morphologically studied the results were as follows. 1. On average, the internal straight length of the first rub was 53.7mm(male), 49.9mm(female). the external straight length was 79.9mm(male), 75.9mm(lemale). the maximim straight length was 87.4mm(male), 81.2mm(female); the breadth was 15.2mm(male). 14.4mm(lemale); and the thickness was 5.5mm(male), 5.4mm(female) 2. The proportion of the scalene tubercle to the costal breadth was 0%to 90%(average 37%) 3.The incidence of the presence of the groove for the first thoracic nerve was 7.5% 4.The common shape(25%), and those of the tubercle were cvlindet-shape(44%), saddle shape(31%)and socket-shape(14%)