transmits the large palatine nerve and blood vessels, parturient c

See birth c, under birth, pelvic c. The c. of the pelvis, from the superior to the inferior strait, per i vascular c's. The cir cum vascular lymph spaces, petromastoid c. A small c, not always present, at the angle of union between the mastoid and petrous bones, transmitting a small vein from the middle fo a of the skull to the transverse sinus, posterior dental c's. Two c's in the maxilla which transmit the superior posterior dental ve els and nerves, posterior ethmoidal c, posterior internal orbital c. The posterior of two c's formed by the ethmoid bone and the orbital plate of the frontal, transmitting the posterior ethmoidal ve els, posterior palatine^ c.