foramen (for-a'men), pi., foram'ina

An opening, a perforation, anterior condylar f., anterior condyloid f. A f. to the front and to the inner side of each occipital condyle. [B. N. A., hypoglo al /.] anterior ethmoidal f., anterior internal orbital f. See anterior ethmoidal canal, under canal. anterior sacral foramina. Four foramina on each side of the anterior surface of the sacrum, which transmit the anterior branches of the sacral nerves. aortic f. The opening in the diaphragm which transmits the aorta, carotid f. The inferior aperture of the carotid canal, cervical f. See vertebro-arterial foramina, cos to transverse f. The space between the transverse proce of a vertebra and the neck of its corresponding rib. dental f. See inferior dental f. ethmoidal foramina. See anterior ethmoidal canal and posterior ethmoidal canal, under canal, external carotid f. The external aperture of the carotid canal. f. acusticum. See internal auditory canal. f. anterius canal is cruropoplitei. An aperture in the upper part of the tibiofibular intero eous membrane which gives pa age to the anterior tibial ve els, f. cecum of the frontal bone. A small f. situated at the base of the frontal crest of the frontal bone. f. cecum of the pharynx. A depre ion in the mucosa of the posterior wall of the pharynx, in the median line, a little below the level of the orifices of the openings of the eustachian tubes, f. cecum of the tongue. A small culdesac about an inch from the base of the dorsum of the tongue, into which a number of small glands open. f. lacerum anterius. See sphenoidal fi ure, under fi ure. f.