

REGION 



1249 



REGISTER 



xiphoid cartilage and a vertical line passing through 

 the pubic spine. R. , Infra-scapular, the region on 

 either side of the vertebral column below a horizontal 

 line drawn through the inferior angle of each scapula, 

 led also the Subscapular Region. R., Infra- 

 spinous. that included between the spine of the scapula 

 and a line passing through the angle of the scapula. 

 R., Inguinal, R., Iliac, the right and left inguinal 

 or iliac regions are two of the nine abdominal regions. 

 The right includes the abdominal surface covering the 

 tecum and the cecal appendix, the ureter, and the 

 -permatic vessels ; the left that covering the sigmoid 

 flexure of the colon, the ureter, and the spermatic ves- 

 -els. R., Interscapular, the space between the 



apular region. 12. Infra-spinous region. 13. Inter- 

 ir region, u. Infra-scapular region. 15. Lumbar 

 16. Sacro-iliac region. 



R.. Ischio-rectal, the region correspond- 



9 to the posterior part of the pelvic outlet, between 



ti ischium and the rectum. R., Jugal, the space 



zygoma. R., Laryngotracheal, the parts 



e larynx and the trachea. R., Lenticu- 



ite, the anterior parts of the lenticular and 



c late nuclei, and the intervening portion of the 



» -nal capsule. R.. Lenticulo- thalamic, the pos- 



M t part of the lenticular nucleus, the optic thala- 



jjl , and the part of the internal capsule which 



^•vene?. R.. Lingual, the region of the tongue. 



R Lumbar, the surface of the abdomen between a 



ci ed line drawn parallel with the cartilage of each 



01 1 rib above and a curved line parallel with the iliac 



o s below, and a vertical line through the center of 



igament anteriorly, and the lumbar vertebrae 



r 



posteriorly. R., Mammary, the space on the anterior 

 surface of the chest between a line drawn through the 

 lower border of the third rib, and one drawn through the 

 upper border of the xiphoid cartilage. R., Maxillary, 

 the parts about the jaws. R., Mesogastric, the 

 umbilical and the right and left lumbar regions together. 

 R., Middle Cervical, the area between the lower 

 jaw, the sternum, and the anterior edges of the stemo- 

 cleido-mastoidei. R., Mylo-hyoid. See Mylo-hyoid 

 Triangle. R., Nasal, the parts around the nose. 

 R., Olfactory, the region of the nasal mucous 

 membrane including the ramifications of the olfac- 

 tory nerve. R., Orbital, the region of the orbits. 

 R.. Palatal, the parts about the palate. R., Palpe- 

 bral, the region of the eyebrows. R., Parasternal, 

 the space between the mid-axillary line and the edge 

 of the sternum. R., Perineal, the region of the 

 perineum. R., Pharyngeal, the parts about the 

 pharynx. R., Popliteal. See Popliteal Space. R., 

 Precordial, the surface of the chest covering the 

 heart. R., Psycho-motor, the cerebral cortex. R., 

 Pterygo-maxillary, the parts connecting or lying 

 between the pterygoid process of the sphenoid and 

 the maxillary bone. R., Pulmo-cardiac, the region 

 of the left thorax in which the left lung overlaps the 

 heart. R., Pulmo-gastric, the portion of the left 

 thorax in which the lung overlaps the stomach. R., 

 Pulmo-hepatic, the portion of the right thorax in 

 which the lung overlaps the liver. R., Respiratory 

 (of the nose), the portion of the nasal passages having 

 to do with the act of respiration. R.. Sacral, the 

 area above the sacrum. R.. Scapular, the space 

 over either scapula. R., Sternal, the space overlying 

 the sternum. R., Sub-auricular, the space immedi- 

 ately below the ear. R., Sub-maxillary. Same 

 as R., Supra-hyoid. R., Sub-mental, the region 

 just beneath the chin. R., Sub-ocular, the anterior 

 extremity of the temporo-sphenoidal lobe. R., Sub- 

 thalamic, the extension of the tegmentum beneath 

 the posterior portion of the optic thalamus. R., 

 Superior (of the skull), the space between the 

 superior curved line of the occipital bone behind, the 

 supra-orbital ridge in front and, laterally, between the 

 temporal lines. R., Superior Sternal, the surface cor- 

 responding to that portion of the sternal region above 

 the lower border of the third rib. R., Supra-clavicular, 

 the space above either clavicle. R., Supra-hyoid, the 

 space between the upper margin of the hyoid bone, the 

 lower border of the inferior maxilla and the stemo- 

 cleido-mastoid muscles. R., Supra-mammary. Same 

 as R. , Infra- claz-icular, q. v. R.. Supra-scapular, 

 the area above the spine of the scapula. R., Supra- 

 spinous, the region corresponding to the supra- 

 spinous fossa, q. 1 . R.. Supra-sternal. See Supra- 

 sternal Notch. R., Temporo -maxillary, the area 

 over the junction of the temporal and maxillary bones. 

 R., Thoracic, relating to the entire surface of the 

 thorax. R., Umbilical, the surface of the abdomen 

 immediately about the umbilicus, bounded as follows : 

 above by a horizontal line connecting the cartilages of 

 the ninth ribs ; below, by a line joining the crests of 

 the ilia, and laterally, by lines passing vertically 

 through the center of Poupart's ligament. R.', 

 Vertebral, relating to the region over the vertebral 

 column. 

 Regional (re'-jun-al) [regionalis\. Pertaining to a 

 region. R. Anatomy, the anatomic study of a defi- 

 nite and limited region of the body that has close 

 anatomic, surgical, or pathologic inter-relations of 

 parts or functions. 

 Register (ref -ist-er) [registrum\. The compass of a 

 voice ; also a subdivision of its compass, consisting in 



