the Bony pelvis Direction In anatomical position, ant.sup.iliac spines and pubic tubercles on the one coronal plane, tip of coccyx and sup.border of pubic symphysis on the one horizontal plane Terminal line(linea terminalis)=inlet,brim,aperture by promontory of sacrum,arcuate line,pectin of pubis,pubic tubercle(crest),upper border of pubic symphysis Two portions:pelvic cavities a greater(major)pelvis:false-sup. a lesser(minor)pelvis:true-inf.◆ Direction : In anatomical position, ant. sup. iliac spines and pubic tubercles = on the one coronal plane, tip of coccyx and sup. border of pubic symphysis = on the one horizontal plane ◆ Terminal line (linea terminalis) ★ = inlet, brim, aperture by promontory of sacrum, arcuate line, pectin of pubis, pubic tubercle(crest), upper border of pubic symphysis ◆ Two portions: pelvic cavities a greater (major) pelvis: false-sup. a lesser (minor) pelvis : true- inf. ★ the Bony pelvis