I 



RAMUS 



1237 



RANULA 



radialis. See Radial Nerve. R. cutaneus palmaris 

 longus. See R. palmaris longus nervi mediani. R. 

 descendens. I . The descendens noni nerve. 2. The 

 inferior division of the inferior maxillary nerve. R. 

 descendens nervi hypoglossi, the descendens noni 

 nerve. R. descendens (seu superior) ossis ischii, 

 the descending branch of the ischium. R. descen- 

 dens ossis pubis, the descending branch of the 

 pubic bone. R., Descending [of the Ischium), the 

 portion between its body and tuberosity. R., Des- 

 cending [of the Pubic Bone), the portion included be- 

 tween its bodv and its junction with the ischium. R. 

 dexter arteriae pulmonalis, the right pulmonary 

 arterv. R. dorsalis nasi, the dorsal artery of the nose. 

 R. dorsalis nervi radialis. See Radial Nerve. R. 

 dorsalis nervi ulnaris. See Ulnar Nerve. R. 

 dorsalis pollicis radialis, that part of the radial artery 

 which winds round the outer side of the carpus and 

 crosses the thumb beneath the extensor tendons. R. 

 dorsalis pollicis ulnaris, R. durae matris vagi, a 

 branch from the jugular ganglion going to the meninges. 

 R. externus, R. femoralis, lumbo-inguinal nerve. 

 R. hepaticus dexter, the right hepatic arterv. R. 

 hepaticus sinister, the left hepatic artery. R., Hori- 

 zontal (of the Pubic Bone) . See R. , Ascending (of the 

 Pubic Bone). R. horizontalis fissurae sylvii, thepos- 

 terior limb of the fissure of Sylvius. R. horizontalis 

 mandibulae, the body of the inferior maxilla. R. 

 horizontalis seu superior) ossis pubis (seu pec- 

 tinis), the horizontal ramus of the pubic bone. R. 

 hyoideus. See Hyoid Artery. R. of the Inferior 

 Maxilla, the portion ascending from the angle, and 

 terminating in the condyle and coronoid process. R. 

 intermedius. See R. anastomoticus . R. lingualis 

 recurrens. See R. ascendensnervivagi. R. magnus 

 nervi mediani, the musculocutaneous nerve. R. 

 major nervi maxillaris inferioris, the greater of the 

 two primary branches of the inferior maxillary nerve. 

 R. malaris, the inferior branch of the orbital nerve. 

 R. marginalis, the dorsal branch of the radial nerve 

 supplying the thumb. R. mastoideus. I. The small 

 occipital nerve. 2. The occipital branch of the posterior 

 auricular artery. 3. The posterior division of the great 

 auricular nerve. R. maxillaris inferior nervi tri- 

 gemini. See Inferior Maxillary Nerve. R. maxil- 

 laris superior (seu medius) nervi trigemini. See 

 Superior Maxillary .Verve. R. medullae spinalis, 

 the spinal branch of the intercostal artery supplying 

 the spinal cord. R. meningeus posterior. See R. 

 dune matris vagi. R. minor nervi vidiani, the great 

 superficial petrosal nerve. R. muscularis nervi 

 radialis, the radial nerve. R. nasalis nervi oph- 

 thalmici. See Naso-ciliary Nerve. R. nutriens, 

 the nutrient artery of a bone. R. ophthalmicus 

 'quinti), the ophthalmic nerve. R. ossis maxillae 

 inferioris. See R. of the Inferior Maxilla. R. ovarii. 

 See Ovarian Artery. R. palmaris longus nervi 

 mediani, a branch of the median nerve distributed to 

 the integument of palm of the hand. R. perpendicu- 

 lares 'mandibulae). See R. of Inferior Maxilla. R. 

 posterior. 1. The iliolumbar artery. 2. The pos- 

 terior limb of the fissure of Sylvius. R. primus nervi 

 trigemini (seu primus quinti). See Ophthalmic 

 Nerve. R. profundus nervi radialis. See Radial 

 Nerve. R. recurrens vagi, a branch of the jugular 

 ganglion which goes to the transverse sinus through 

 the jugular foramen. R. secundus (ganglii gas- 

 serii), R. secundus nervi trigemini (seu quinti 

 pans), the superior maxillary nerve. R. sinister 

 arteriae pulmonalis, the left pulmonary artery. R. 

 < sinualis, the recurrent branch of the ophthalmic nerve 

 J going to the tentorium. R. sublimis (seu volaris 



superficialis) arteriae radialis, the superficial volar 

 artery. R. superficialis nervi radialis, the radial 

 nerve. R. superior ossis ischii, the descending 

 ramus of the ischium. R. superioris nervi trige- 

 mini, R. superioris quinti, the ophthalmic nerve. 

 R. supraspinatus, the suprapinous artery. R. 

 tertius nervi trigemini, the inferior maxillary 

 nerve. R. vestibularis, the vestibular nerve. R. 

 volaris nervi ulnaris, the volar distribution of the 

 ulnar nerve. Rami accelerantes, accelerator nerves. 

 R. alares, branches of the lateral nasal artery supply- 

 ing the nasal pinnae. R. anteriores nervorum spin- 

 alium, the anterior divisions of the spinal nerves. R. 

 cardiaci (nervi vagi), the cardiac branches of the 

 pneumogastric nerve. R. communicantes noni, the 

 branch of the descendens noni which joins the com- 

 municating branches of the second and third cervical 

 nerves. R. emissaria, branches of the anterior spinal 

 plexuses which emerge through the intervertebral and 

 anterior sacral foramina. R. intestinales, branches of 

 the cerebrospinal nerves supplying the abdominal vis- 

 cera. R., Ischio-pubic, the descending rami of the 

 ischium and the pubes taken as one. R. linguales 

 (nervi glossopharyngei), the terminal branches of 

 the ninth nerve. R. marginales, the branches of the 

 palpebral arteries which aid in forming the arcus arteri- 

 osus palpebrae. R. molles (nervi vagi) . See Auditory 

 Nerve. R. musculares, unnamed branches of nerves 

 or blood-vessels distributed to the muscles. R. olfac- 

 torii, the olfactory nerve. R. pectorales laterales 

 (seu perforantes laterales, seu posteriores, seu 

 superficiales). See Lateral Thoracic Cutaneous 

 Nerves. R. pharyngei (nervi vagi), the branches 

 of the vagus going to the pharynx. Rami ventrales, 

 the branches of the intercostal arteries distributed to 

 the intercostal muscles and to the ribs. 



Ramuscule (ra - mus / - kfd) \ramusculus\ A little 

 branch, especially of the pial arteries. 



Rancid (ran'-sid) [rancidus, rancere, to become sour]. 

 The condition, marked by a sharp taste and disagree- 

 able odor, that fats and oils acquire by oxidation in the 

 presence of light and fermentation of certain of their 

 principles. 



Rancidification (ran-sid-if-ik-a' -shun) [rancidus, ran- 

 cid ; facere, to make]. The act of making or the pro- 

 cess of becoming rancid. 



Rancidity (ran-sid' -it-e) [rancidus, rancid]. The state 

 of being rancid. 



Randia (ran'-de-ah) [after Isaac Rand, a London bot- 

 anist of the eighteenth century] . A genus of cinchona- 

 ceous shrubs. R. aculeata, of West India ; ink -berry, 

 indigo plant. The juice of the fruit is astringent. R. 

 dumetorum, of India ; has a poisonous and strongly 

 emetic fruit. Unof. R. longiflora, of Bengal ; the 

 cortex is used in intermittent fever. 



Range (ran;) [Ft., ranger, to dispose]. Scope, extent 

 or compass. R. of Accommodation. See Accom- 

 modation. R. of Sensibility. See La-c, Fechner's. 



Rangoon Tar. A variety of petroleum obtained in 

 India. 



Ranine (ra / -nen) [rana, a frog]. 1. The designation 

 of a branch of the sublingual artery ; also of its accom- 

 panying vein. See Artery. 2. Relating to that part 

 of the tongue subject to ranula. 



Ranke, Angle of. See Angle. 



Ranson's Apparatus. See Disinfection. 



Ranstead (ran'-sted ). See Antirrhinum linaria. 



Ranula (ran f -u-lah) [rana, frog]. A cystic tumor be- 

 neath the tongue, connected with the duct of the sub- 

 lingual salivary gland. R. lapidea, salivary calculi. 

 R. pancreatica, a dilated saccular condition of the 

 larger pancreatic ducts due to calculous obstruction. 



