part of part of develops from develops from sphenoid bone chondrocranium endochondral bone basicranium facial bone prechordal cartilage body of sphenoid Wikipedia:Body_of_sphenoid_bone central body of sphenoid The body of the sphenoid bone, more or less cubical in shape, is hollowed out in its interior to form two large cavities, the sphenoidal air sinuses, which are separated from each other by a septum. corpus (os sphenoidale) Entire body of sphenoid bone body of sphenoidal bone sphenoid body SCTID:140491003 FMA:52867 UBERON:0009639 hypophyseal cartilage neurocranium bone