Cephal: From 1 Different Sources
(cephalo-) combining form denoting the head. Example: cephalalgia (pain in).
A remedy for disorders of the head... cephalic
A complication of childbirth (see childbirth, complications of) in which the mother’s pelvis is too narrow in proportion to the size of the baby’s head.... cephalopelvic disproportion
A group of sensory organs around the mouth opening (excluding amphids which are situated on the lateral aspects of the mouth); the number and arrangement of the cephalic papillae are significant for the classification of nematodes.... cephalic papillae
Any disease of the head... cephalopathy
Octopus. See blue-ringed octopus.... cephalopod
An alternative spelling of cefalexin, a common cephalosporin drug.... cephalexin
adj. towards the head.... cephalad
a measure of the shape of a skull, commonly used in *craniometry: the ratio of the greatest breadth, multiplied by 100, to the greatest length of the skull. See also brachycephaly; dolichocephaly.... cephalic index
(external cephalic version) a procedure in which a fetus that is lying in the breech position is turned so that its head will enter the birth canal first. It may give rise to complications (e.g. abruptio placentae) and is therefore only carried out in selected cases.... cephalic version
n. one of a group of *phospholipids that are constituents of cell membranes and are particularly abundant in the brain.... cephalin
n. see neural tube defects.... cephalocele
n. a special standardized X-ray picture of the craniofacial area that can be used to measure alterations in the growth of skull bones, as used especially during orthodontic treatment. A lateral cephalometric radiograph is used to analyse skeletal, dentoalveolar, and soft tissue relationships in the anteroposterior and vertical dimensions.... cephalogram
n. the study and measurement of facial growth by examination of standardized lateral cephalometric radiographs of the head. It is used mainly for diagnosis in *orthodontics.... cephalometry
n. any one of a group of semisynthetic *beta-lactam antibiotics, derived from the mould Cephalosporium, which are effective against a wide range of microorganisms and are therefore used in a variety of infections. The older (first-generation) cephalosporins include *cefadroxil and *cefalexin; more recent (second-generation) drugs include *cefaclor and *cefuroxime. Third-generation cephalosporins, such as *ceftazidime, cefotaxime, and ceftriaxone, have greater activity against Gram-negative bacteria. Cross-sensitivity with penicillin may occur and the principal side-effects are allergic reactions and irritation of the digestive tract.... cephalosporin