146 GLOSSARY. 



Tibia (L. a flute). The large inner bone of the cms, which in 



man forms the shin-bone. Also the fourth joint of the 



leg in the Insecta. 



Tibia'le. A bone of the tarsus which articulates with the tibia. 

 Tibia'lis antl'cus (L. anterior tibial). A muscle passing from 



the tibia to the metatarsus. 

 Tibia'lis postl'cus (L. posterior tibial). A muscle passing from 



the tibia and fibula to the tarsus. 

 Tibia'lis se'cun'dus (L. tibia, a flute, the shin-bone ; sccundus, 



following the first). An occasional muscle passing from 



the back of the tibia to the capsule of the ankle-joint 

 TFbio-fascia'lis antl'cus (L. tibia, the shin-bone ; fascldtim, in 



bundles ; antlcus, anterior). A small occasional muscle 



of the lower part of the tibia. 

 Tinamonior'phae (tinamon, the native South-American word for 



these birds). A group of birds which comprises the 



Tinamous birds. 

 Tomen'tum ce'rSbri (L. tomentum, a flock of wool, hair, &c.). 



The name given to the inner flocculent surface of the pia 



mater. 



Tone )(Gr. tonos, tightening). A term applied to the 

 Toni'city ) state of continuous partial contraction of muscles, 



as the tone or tonirity of the small arteries, maintained by 



the influence of the vaso-motor nerves. 

 Ton'sillar. The name given to a small branch of the facial 



artery which supplies the tonsil. 

 Tonsilli'tic. The name given to certain small branches of the 



glossopharyngeal nerve which supply the tonsils. 

 Ton'sils (L. tonsillse). Two glandular bodies, one on each side 



of the fauces. 

 Tor'cular Herd'phili (L. torcular, a wine or oil press). The 



name given to the confluence of the venous sinuses of the 



dura mater of the brain. 



TSr'ula (L. diminutive of torus, a bed or bolster). The yeast- 

 plant. 

 Td'ms angula'ris (L. angular knot). A long narrow plate to 



which the interambulacral pieces are attached in the 



Ophiuridea. 

 Toxodon'tia (Gr. toxon, a bow; odous, odontos, a tooth). An 



order of mammals containing only the extinct ToxoJon, 



which has the grinder teeth greatly bowed. 

 Trab&'cula (L. a little rafter). Applied to the processes which 



radiate inwards from the fibrous coat of the spleen and 



