| pars lateralis ossis occipitalis | The part of the occipital bone that lies on either side of the foramen magnum. Synonym: pars lateralis ossis occipitalis, exoccipital bone. (05 Mar 2000) |
|---|---|
| pars lateralis ossis sacri | The lateral mass of the sacrum formed by the fused costal elements. Synonym: pars lateralis ossis sacri. (05 Mar 2000) |
| pars mastoidea ossis temporalis | The portion of the petrous part of the temporal bone bearing the mastoid process. Synonym: pars mastoidea ossis temporalis. (05 Mar 2000) |
| pars nasalis ossis frontalis | Nasal portion of the frontal bone which lies between the two orbital parts anteriorly and forms part of the roof of the nasal cavity. Synonym: pars nasalis ossis frontalis. (05 Mar 2000) |
| pars orbitalis ossis frontalis | The portion of the frontal bone that contributes to the formation of the orbits; the most rostral of three cortical convolutions that togetther form the inferior frontal gyrus. Synonym: pars orbitalis ossis frontalis. (05 Mar 2000) |
| pars petrosa ossis temporalis | The part of the temporal bone that contains the structures of the inner ear and the second part of the internal carotid artery; in antenatal life it appears as a separate ossification centre. Synonym: pars petrosa ossis temporalis, periotic bone, petrosal bone, petrous pyramid. (05 Mar 2000) |
| pars squamosa ossis temporalis | The broad, flat, thin (scale-like) anterior and superior portion of the temporal bone forming part of the lateral wall of the cranial vault. Synonym: pars squamosa ossis temporalis, squama temporalis, temporal squama. (05 Mar 2000) |
| pars tympanica ossis temporalis | The bony plate forming the greater part of the anterior wall of the bony part of the external acoustic meatus and the tympanic cavity and the posterior wall of the mandibular fossa. Synonym: pars tympanica ossis temporalis, tympanic part of temporal bone. (05 Mar 2000) |
| pecten ossis pubis | The continuation on the superior ramus pubis of the linea terminalis, forming a sharp ridge. Synonym: pecten ossis pubis, pectineal line of pubis. (05 Mar 2000) |
| collum ossis femoris | A short, constricted, strong bar projecting at an obtuse angle (about 125 |
| musculus extensor ossis metacarpi pollicis | <anatomy> Origin, interosseous membrane and posterior surfaces of radius and ulna; insertion, lateral side of base of first metacarpal bone; action, abducts and assists in extending thumb; nerve supply, radial. Synonym: musculus abductor pollicis longus, long abductor muscle of thumb, musculus extensor ossis metacarpi pollicis. (05 Mar 2000) |
| corpus ossis femoris | The cylindrical shaft of the thigh bone. Synonym: corpus ossis femoris, body of thigh bone, corpus femoris. (05 Mar 2000) |
| corpus ossis ilii | It forms the upper two-fifths of the acetabulum and joins the pubis and ischium in the acetabulum. It continues above into the ala or wing of the ilium. Synonym: corpus ossis ilii. (05 Mar 2000) |
| corpus ossis ischii | The entire ischium with the exception of the ramus. Synonym: corpus ossis ischii. (05 Mar 2000) |
| corpus ossis metacarpalis | The shaft of one of the metacarpal bones. (05 Mar 2000) |