Cervical Lordosis: Causes, Symptoms, Treatment, Exercise. Cervical lordosis is a curvature of the cervical spine or the vertebrae in the neck region. There is a normal slight curve present in the cervical vertebrae that enables comfortable movement of the neck in a healthy cervical spine. However, when there is a deviation from the normal curve, it can lead to problems.
cantus firmus(noun) a melody used as the basis for a polyphonic composition. Cantus firmus. In music, a cantus firmus is a pre-existing melody forming the basis of a polyphonic composition. The plural of this Latin term is cantus firmi, although the corrupt form canti firmi can also be found. The Italian is often used instead: canto fermo.
the malleus, incus and stapes, the three small bones of the tympanic cavity of the ear. They form a connecting bony system from the tympanic membrane to the oval window that is the opening to the internal ear. auditory tube. the narrow channel connecting the nasopharynx to the middle ear. See also pharyngotympanic tube.