Definition : Subdivision of trunk proper, which is demarcated from the pelvis by the inferior surface
of the pelvic diaphragm and from the lower limbs by the perineofemoral lines; together
with the thorax, and abdomen, it constitutes the trunk proper. Examples: There is
only one perineum.;
Subdivision of trunk proper, which is demarcated from the pelvis by the inferior surface
of the pelvic diaphragm and from the lower limbs by the perineofemoral lines; together
with the thorax, and abdomen, it constitutes the trunk proper. Examples: There is
only one perineum.