GLOSSARY 391 



Sub-cla'vi-an (Lat. sub, under, below) : situated below the clavicle, as 

 the subclavian arteries or veins. 



Sub-lin'gual glands : the salivary glands under the tongue. 



Sub-max'il-la-ry glands : the salivary glands under the jaw. 



Su-pra-re'nal cap'sules (Lat. supra, above) : two small bodies situated 

 upon the kidneys. Their function is unknown. 



Sus-pen'so-ry ligament (Lat. suspendere, suspensum, to suspend) : a 

 ligament attached to the crystalline lens and the ciliary processes 

 of the eye. It assists in accommodation. 



Su'ture (Lat. sutura, a seam) : an immovable articulation, as one of 

 those between the bones of the skull. 



Syl'vi-an fissure : the furrow which divides the frontal from the 

 temporal lobe of the brain; named from a famous anatomist 

 Dubois, or Sylvius (the Latin form of the name). 



Sym-pa-thet'ic nervous system: the double chain of ganglia lying 

 on each side of the spinal column, with the nerves issuing there- 

 from, the plexuses which they form, and the small ganglia along 

 their course. 



Syn-o'vi-al (Gr. sun, together, and Lat. ovum, egg) : of or pertaining 

 to synovia, the fluid secreted by a synovial membrane and named 

 from its resemblance to the white of egg. 



Sys-tem'ic circulation : the general circulation of the blood through- 

 out the body ; opposed to the restricted pulmonary circulation. 



Tar'sus (Gr. tarsos, the flat of the foot) : the ankle. 



Taste buds : end organs for taste found in certain papillae of the tongue. 



Tem'po-ral bones (Lat. tempora, the temples) : complex bones situated 

 in the side of the head, and containing the internal parts of the ear. 



Temporal lobe: the part of the cerebrum lying on each side just 

 beneath the temporal bone. 



Ten'don (Lat. tendere, to stretch) : a band or layer of dense fibrous 

 tissue at the end of a muscle, attaching it to a bone, or between 

 two muscular bellies ; a sinew. 



Tet'a-nus (Gr. tetanos, spasm) : a gentle, continuous vibration, or pro- 

 longed contraction, as of a muscle or a nerve. 



Tho-rac'ic duct (see Thorax} : a large lymphatic vessel running- 

 upward through the thorax to empty into the jugular vein. 



Tho'rax (Lat. and Gr., a breastplate, or the part of the body covered 

 by a breastplate) : that part of the body between the neck and the 

 abdomen, and containing the heart and the lungs. 



