500 GLOSSARY 



Su'pinators. The muscles which turn thn hand with palm upward. 



Supra-re'nal. [From the Lat. super, " over," and ren, renis, the " kid- 

 ney."] Same as adrenal. A small gland above each kidney. 



Su'ture. [From the Lat. suo, sutian, to " sew together."] That which 

 is seicn together, a seam ; the seam uniting bones of the skull. 



Sym'physis. [From the Gr. syn, " together," and phyo, to " produce," 

 to " grow."] A union of bones, usually of symmetrical bones in the 

 median line, as the pubic bones and bones of the jaw. 



Syn'apse. [From the Gr. syn, " with," and aptein, "to fasten."] Inter- 

 lacing of terminal arborizations of nerves. 



Synarthro'sis. [From the Gr. syn, " together," and arthron, a " joint."] 

 A form of articulation in which the bones are immovably joined 

 together. 



Synchrondro'sis. [From the Gr. syn, " together," and chrondros, " carti- 

 lage."] Union by an intervening growth of cartilage. 



Syndesmo'sis. [From the Gr. syn, " together," and desmos, a " liga- 

 ment."] Union by ligaments. 



Syno'via. [Supposed to be from the Gr. syn, " together," impljing union 

 or close resemblance, and don, an " egg."] A fluid resembUng the 

 white of an egg. 



Sys'tole. [From the Gr. systello, to " draw together," to " contract."] 

 The contraction of the heart. 



Tac'tile. [From the Lat. tac'tu^, " touch."] Relating to the sense of 



toucli. 

 Tar'sus. [From the Gr. tarsos, the " instep."] The instep; also the 



cartilage of the eyelid. 

 Tem'poral. [From the Lat. tem'pus, " time," and tern'pora, the " tem- 

 ples."] Pertaining to the temples; the name of an artery and of 



a bone. 

 Ten'do Achil'lis. [Lat.] " Tendon of Achilles." The tendon attached 



to the heel, so named because Achilles is supposed to have been held 



by the heel when his mother dipped him in the river Styx to render 



him invulnerable. 

 Ten'don. [From the Lat. ten'do, to " stretch."] The white, fibrous 



cord, or band, by which a muscle is attached to a bone ; a sinew. 

 Thermogenet'ic. [From the Gr. therme, " heat," and gignere, " to beget."! 



Name given to centre in brain, supposed to be concerned with the pro 



duction of heat. 



