TARSALGIA 



1458 



TATTOOING 



the cartilaginous layers in the free edge of each eye- 

 lid. T. Cyst. See Chalazion. T. Ophthalmia. 

 See Blepharitis. 



Tarsalgia [tar- sal'- je- ah) [rapadg, tarsus; akyog, a 

 pain]. Any pain, especially one of gouty character, 

 in the tarsus. 



Tarsectomy (tar-sek' ' -to-me) [rapadg, tarsus ; turofirj, 

 excision]. Excision of tarsal bones. 



Tarsectopia (tar-sek-to' -pe-ah) [rapadg, tarsus ; iaronog, 

 displaced]. Tarsal displacement. 



Tarsen [tar' -sen) [rapadg, tarsus]. Belonging to the 

 tarsus in itself. 



Tarsitis (tars-i'-tis). See Blepharitis. 



Tarso- (tar' -so-) [rapadg, tarsus]. A prefix denoting 

 connection with or relation to the tarsus, as tarso- 

 metatarsal (articulation), etc. 



Tarsocace (tar-sok'-as-e). Synonym of Podarthrocace. 



Tarsocheiloplastic (tar-so-ki-lo-plas' '-tik) [rapadg, tar- 

 sus; ^eiAoc, edge; irldaaeiv, to shape]. Pertaining 

 to a plastic operation on the edge of the eyelid. 



Tarsoclasis {tar - sok'- las - is) [rapadg, tarsus ; uTidaig, 

 rupture]. Rupture of the tarsal cartilages. 



Tarsomalacia (tar •- so - mat '- a' '- se - ah) [rapadg, tarsus ; 

 fiaTiania, softening]. Softening of the tarsal or palpe- 

 bral cartilages. 



Tarsometatarsal (tar-so-met-at-ar'-sal) [rapadg, tarsus; 

 metatarsus']. I. Both tarsal and metatarsal ; relating 

 to the tarsus and the metatarsus. 2. In biology, 

 a bone that unites the metatarsal and the tarsal bones 

 in itself. T. Amputation, partial removal of the foot, 

 as in Lisfranc , s Amputation. 



Tarsophalangeal (tar-so-fa-lan' -je-al) [rapadg, tarsus ; 

 tya'Xayt;, phalanx]. Pertaining to the tarsus and the 

 phalanges. 



Tarsophyma (tar - so - fi 1 '- mah) [rapadg, tarsus; <j>l>fia, 

 growth]. Any morbid growth or tumor of the 

 tarsus. 



Tarsoplasia ( tar - so - pla'- ze - ah) [rapadg, tarsus ; 

 TrXdaaeiv, to form]. Same as 7'arsoplasty. 



Tarsoplasty (tar' ' -so-plas-te) [rapadg, tarsus ; rrTidaaeiv, 

 to form]. Plastic surgery of the eyelid. 



Tarsorrhaphy (tar-sor'-af-e) [rapadg, tarsus ; pa<pi/, 

 suture]. An operation upon the eyelids to diminish 

 the palpebral opening, for ectropion, lagophthalmos, 

 etc. 



Tarsotarsal (tar - so - tar'- sal) [rapadg, tarsus]. Be- 

 tween the tarsal bones ; as an amputation through the 

 foot — Chopart's amputation. 



Tarsotibial (tar-so-fib'-e-al). Same as Tibiotarsal. 



Tarsotomy (tar-sof -o-me) [rapadg, tarsus ; to/ut/, sec- 

 tion]. 1. Operation upon the tarsal cartilage in cases 

 of entropion. 2. Operation on the tarsus of the foot. 

 T., Cuneiform, removal of a wedge-shaped piece of 

 any of the tarsal bones. 



Tarsus (tar'-sus) [rapadg, tarsus]. The instep, consist- 

 ing of the calcaneum, or os calcis, the astragalus, 

 cuboid, scaphoid, internal, middle, and external cunei- 

 form bones. Also, the cartilage of the eyelid called the 

 tarsal cartilage, which properly is dense connective 

 tissue forming the support of the lid and giving it 

 firmness and shape. In biology, the shank of a bird ; 

 the foot of an insect. 



Tartar (tar'-tar) [rdprapov, tartar]. 1. Argol. A 

 popular name given to the acid potassium tartrate, 

 which is a natural product of certain fruits, especially 

 the grape, being deposited on the inside of wine- 

 casks as a whitish or reddish crystalline crust, the im- 

 pure super-tartrate of potassium. 2. The deposit of 

 earthy or calcareous matter sometimes seen upon the 

 teeth. T., Cream of, purified argol or acid potassium 

 tartrate. T. Emetic, the tartrate of antimony and 

 potassium. See Antimony . 



Tartareous (tar-tar' -e-us) [rdprapov, tartar]. Having 

 a rough, crumbling surface. 



Tartaric (tar-tar' -ik) [rdprapov, tartar]. Having the 



. nature of tartar. Also, applied to the acid derived 

 from tartar. T. Acid. See Acid, Tartaric. 



Tartarized (tar' -tar-lzd) [rdprapov, tartar]. Impreg- 

 nated with tartar, or with tartaric acid. T. Antimony, 

 tartrate of antimony and potassa. T. Iron, iron tar- 

 trate. 



Tartrate (tar'-trat) [rdprapov, tartar]. The generic 

 name of salts formed by the action of tartaric acid 

 upon a base. T. of Antimony and Potassium. 

 See Antimony. T. of Potash and Soda. See 

 Potassium. 



Tartrazin (tar-tra'-zin). See Pigments, Conspectus of. 



Tartronic Acid (tar-tron'-ik). See Acid. 



Tasajos (taz'-azh-o) [Sp.]. A preserved meat pre- 

 pared in South America by cutting the meat in thin 

 slices, then dipping it in brine and partially drying. 



Taste (fast) [ME., tasten, to taste]. The sense 

 by which savors are perceived and discriminated. 

 The glosso-pharyngeal nerve and the lingual branch of 

 the fifth pair are the nerves mainly connected with this 

 sense, of which the tongue is the chief organ. The; 

 lips, the inside of the cheeks, the palate, and the 

 pharynx also receive impressions from sapid substances 

 T., After, a secondary taste perceived after the imnu 

 diate taste has ceased. T. -bud, an oval, flask-shape I 

 body, embedded in the epithelium of the tongue. It! 

 consists of an enveloping layer of greatly elonj 

 epithelial cells, the cortical or tegmental cells, withii 

 which is a group of highly specialized neuroepithelial 

 elements, the gustatory cells. It is also called T.-bulb. 

 T.-bulb. SeeT.-bud. T.- 

 cell, one of a number of 

 peculiarly shaped, flask-like 

 bodies found between the 

 epithelial cells covering the 

 slopes of the circumvallate 

 papillae. They are the 

 terminal end-organs of the 

 gustatory nerve. T.-center, 

 the gustatory nervous center. 

 Its position is not determ- 

 ined. Ferrier places it close 

 to that of smell, but even 

 the course of the impulse 

 is disputed. Gowers be- 

 lieves that taste-impressions 

 reach the brain solely by the 

 roots of the fifth nerve. T.- 

 end. See T.-cell. T.-gob- 

 lets, flask-like bodies on the 

 sides and base of the tongue 

 enclosing the gustatory 

 cells. See T.-cell. T.- 

 pore, the minute canal con- 

 necting the interior of a 

 taste-bud with the surface 

 of the mucous membrane. 



Tasteless (iast'-les) [ME., fasten, to taste]. Withot| 

 taste. T. Ague-drop, a solution of a soluble salt 

 arsenic, formerly used as a remedy for intermittei 

 malarial fevers. 



Tattooing (tat-too' -ing) [Tahitian, tatu, tattooing 

 The operation of producing permanent colors in t! 

 skin by the introduction of foreign substances, guch 

 carbon, India ink, and vermilion. It is a comnx 

 practice among sailors, the color being introdui 

 into the true skin by pricking it witli needles. Ta 

 tooing as a Therapeutic Measure, to 1 

 natural color in parts which are pigmented, is 



Taste-bud from CirciV 

 vallate Papilla ok i 

 Child. 



The oval structure is limi 

 ed to the epithelium I 

 lining the fun. 

 croaehing slight \ 

 the adjacent connect \ 

 tissue (/); o. tasl 

 through which thi 

 cells communicate wit 

 the mucous s 11 

 (After Pier sol.) 



