Septum

(scp'-tiim). A lamina or division-wall of bone, cartilage, or membrane;a partition, as the membrane or wall which separates adjacent loculi in an ovary. S. auricula rum, the septum between the two auricles of the heart. S. cerebelli, the falcula. S. cerebri, the falx. S. cord is, the wall between the two sides of the heart. S. crurale, the layer of areolar ti ue closing the femoral ring. S. linguae, the vertical mesal partition of the tongue, which divides the muscular ti ue into two halves. S. lucidum, that between the lateral ventricles of the brain. S. of the Nose, that between the two nasal fo ae. S., Pectin i form, that between the lateral portions of the corpora cavernosa of the penis. S., Recto-vaginal, the ti ue forming the partition between the rectum and the vagina. S. scroti, the septum dividing the scrotum into two cavities for the two testes. S., Subarachnoid. See Space , Subarachnoid. S. of the Tongue, a vertical layer of fibrous ti ue extending the entire length and depth of the middle line of the tongue. S. trans ver sum, the diaphragm, and also the tentorium cerebelli. S. ventriculorum, the septum between the two ventricles of the heart.