The maxillary sinus
The maxillary sinus
The thoracic cavity is superior to the abdominopelvic cavity.
In physiology superior means above. The cavity superior to the diaphragm is the thoracic cavity
THEY CAN'T PULL IT OUT BECAUSE IT IS WHAT IT IS A CAVITY,LIKE SPACE, AREA.IT'S NOT A ROTTEN SINUS.
Sinus.
The dorsal cavity consists of the cranial cavity (holds the brain) and the vertebral cavity (contains the spinal cord) and it is superior to the ventral cavity.
A sinus is an air cavity in bone.
superior sagittal sinus
Nasal or sinus
The acetabulum is the cavity formed by the hip bones.
Thoracic cavity indicates your chest , the Abdominal cavity indicates your abdomen INFERIOR means under .Your chest is above your abdomen hence the thoracic cavity is SUPERIOR to the Abdominopelvic cavity.