VASO-HYPERTONIC 



1592 



VEIN 



Vaso-hypertonic (va' - zo - hi -per : ton' - ih) . See Vaso- 

 motor. 



Vaso-inhibitory (ya'-zo-in-hib'-it-or-e) \yas, vessel ; 

 inhibere, to inhibit]. Pertaining to the function of 

 inhibition of vasomotor action or of vascular con- 

 traction. 



Vasomotion (va' '-zo-mo' 'shun) [yas, vessel ; motio, 

 motion]. Increase or decrease of the caliber of a 

 blood-vessel. 



Vasomotor {va' -zo-mo' -tor) [vat, vessel ; motor, motor]. 

 Pertaining to the motility of the non-striped muscles 

 of the arterial system ; regulating the tension of a 

 blood-vessel ; vaso- constrictor. V. Ataxia, a con- 

 dition of instability of the circulatory mechanism, de- 

 scribed by S. Solis-Cohen and characterized by abnormal 

 readiness of disturbance of the equilibrium of the car- 

 dio-vascular apparatus, with tardiness of restoration. In 

 some cases the.phenomena are of paretic, in others of 

 spasmodic character. Usually the two kinds of phe- 

 nomena are displayed in varying degree in the same 

 patient. Dermographism is an essential feature and 

 in most cases factitious urticaria can be induced ; 

 mottlings of the skin, peculiar markings of the nails, 

 telangiectases and stigmata are common. There is 

 usually a hemorrhagic tendency. In some cases the 

 thyreoid gland has been altered. The action of the 

 heart is usually rapid, irregular, and easily disturbed ; 

 palpitation is common, and intermittent tachycardia 

 has been noticed ; nemic and functional murmurs are 

 not uncommon. V. Bronchitis. See Asthma. V. 

 Center. See Center. Subordinate centers are 

 distributed throughout the spinal axis. V. Nerves, 

 the nerves passing to the blood-vessels ; stimulation 

 causing contraction, narrowing of the lumen, and 

 consequent increase of blood-pressure. Paralysis of 

 the center produces the opposite effects. V. Rhinitis. 

 See Hay-fever. 



Vasomotorial, Vasomotory (ya' -zo-mo^to' -re-al, va'- 

 zo-mo' -tor-e) [z'as, vessel ; motor, motor]. Relating to 

 the vasomotor function. 



Vasomotricity (va' -zo-mo-lris' -it-e) [yas, vessel ; motor, 

 motor] . The quality of having a vasomotor action. 



Vaso-peritoneal (va'-zo-per-it-on-e'-al) [yas, vessel ; 

 peritoneal] . In biology, pertaining to the closed sac 

 which results from the cutting off from the archenteron 

 of a cecal diverticulum to which the anterior part of 

 that cavity gives rise. 



Vaso-sensory (va' -zo-sen' -so-re) [yas, vessel ; sensory] . 

 Serving as a sensory apparatus for the vessels. 



Vastus (vas'-tus). See Muscles, Table of. 



Vat-blue (vat'-blu). Same as Indigo-blue. 



Vater's Ampulla. See Ampulla. V.'s Corpuscles. 

 See Pacinian Bodies or Corpuscles. V.'s Diverticu- 

 lum. Same as V. 's Ampulla. V.'s Fold. See Fold. 



Vatrax (va'-traks) [L.]. See Vatricose. 



Vatricose (vat'-rik-oz) [vatricosus']. Club-footed. 



Vault (yawlt) [ME., vawte, vault]. The dome or arch 

 of the skull; the hollow of the roof of the mouth. 

 V. of Cranium. See Calvaria. 



Vecordia [ye-kor'-de-ah) [vecors, destitute of reason]. 

 Insanity ; especially dementia or idiocy. 



Vectis (vek'-tis) [vehere, to carry]. An instrument 

 similar to the single blade of a forceps, used in expedit- 

 ing the delivery of tin- head in labor. 



Vegetable (yej ' -ct-a-bl) [¥., vegetable, vegetable], (a) 

 A plant, especially a kitchen herb. {/>) See Vegetal. 

 V. ^Lthiops, a kind of charcoal produced by the 

 incineration of Fucus vesiculosus in closed vessels. It 

 has been employed in glandular and scrofulous affec- 

 tions, and contains a small quantity of iodin. V. 

 Albumin. See Phytalbumose. V. Bezoar. See 

 Calapitte. V. Coloring-matters. See Conspectus of 



Pigments, under Pigment. V. Economy, the system- 

 atic arrangement of the parts and organs of plants. 

 V. Gum. See Bassorin. V. Mercury. See A/an- 

 aca and Anchieta salutaris. V. Proteids. See Pro- 

 teid. V. Sponge. See Luffa. V. Sulphur. See 

 Lycopodium . 



Vegetal (vej'-e-tal) [vegetus, lively ; vegere, to move, 

 quicken]. In biology, of or pertaining to plants, 

 characteristic of plants, plant-like in habit. V. Func- 

 tions, the vital phenomena common to plants and 

 animals, viz., irritability, digestion, assimilation, 

 growth, secretion, excretion, circulation, respiration, 

 generation. 



Vegetality (vej-e- tal'-it-e) [vegere, to move, excite, 

 quicken]. In biology, the possession of Vegetal Func- 

 tions, a. v. ; the opposite of anitnality. 



Vegetarian (yej-e-ta' '-re-an) [vegetare, to quicken]. One 

 who lives on vegetable food alone. 



Vegetarianism (vej-e -ta'- re-an- izm) [vegetare, to 

 quicken]. The doctrine that vegetable food is the 

 only kind proper for man, and the practice of this doc- 

 trine. 



Vegetatio {%>ej-e-ta'-she-o). Same as Vegetation . 



Vegetation {yej-e-ta' -shun) [vegetatio ; vegere, to grow]. 

 Morbid or fungous growth, such as abnormal granula- 

 tions, excresences, warts, etc. V., Adenoid, morbid 

 growths in the naso-pharyngeal cavity. Vs., Digital, 

 prominent, villous vegetations. Vs., Fibrinous,] 

 small, wart-like bodies growing on a serous surface. 

 Vs., Urethral, papillomata of the urethra. 



Vegetative (yef -e-la-tiv) [vegere, to grow]. H 

 the power of growth, like a vegetable ; applied to cer-j 

 tain tumors. 



Vegeto- {vej'-et-o) [vegere, to grow]. A prefix em- 

 ployed to denote connection with or relation to thtj 

 vegetable kingdom. 



Vehicle (ye'-hik - 1) [vehiculum ; vehere, to carry"; 

 Anything which carries or conveys. In pharmacy 

 any excipient or substance serving as a medium 

 ministration. 



Veiel's Paste. A paste used in the treatment of 

 cles. It consists of equal parts of oxid of zin 

 vaselin, with 4 per cent, of boric acid. It is to 1 

 rubbed into the skin around the boil three time- 

 Veil (vol) [velum, veil]. See Velum, Velamei 

 Calyptra. V., Acquired, an obscuration or imp 

 tion of voice from exposure to cold, catarrhal < 

 tions, or overuse, or from bad training. V., Uterine 

 a cap fitted over the cervix uteri, to prevent th 

 trance of the semen. 



Vein {van) [vena, vein]. The veins are tube-lik 

 sels that receive the blood from the lungs and peri 

 organs of the body and convey it to the auricles 

 heart. They are divided into three systems or gri 

 the Pulmonary, Systemic, and Portal, the latter bejn 

 an appendage of the systemic, its capillaries ramif; 

 ing in the liver. In biology, one of the til 

 bundles of a leaf. V., Acromial Thorac 

 vein accompanying the artery of the same nam 

 Angular, a continuation of the frontal vein 1 

 ward to become the facial at the lower margin 1 

 V., Auricular {anterior and posterior). 1. 1 h 

 of the ear. 2. A vein from the cardiac ai 

 Axillary, a large vein formed by the junci 

 inner brachial vena;. It lies to the inner - 

 axillary artery and becomes the subclavian at 1 

 of the first rib. Vs., Azygos (three in nun- 

 ated ventrad of the bodies of the thoracii 

 they are a means of communication between 

 rior and inferior venae cava?. V., Basilar, a 

 vein pasting back over the cms cerebri to unite " 

 the veins of Galen. V., Basilic, a vein on 



