OM Terminalogy

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Title

Anatomical Terms-T

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Acuworld

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174

Date

2020-07-15 09:09:07

<LI><A name=taenia>taenia</A>: Latin = a tape or ribbon. 
<LI><A name=talus>talus</A>: Latin = ankle-bone; hence, the tortoise-shaped tarsal of the talocrural (ankle) joint. 
<LI><A name=tapetum>tapetum</A>: Latin = a carpet or coverlet; hence the roof of the posterior horn of the lateral ventricle. 
<LI><A name=tarsus>tarsus</A>: Greek tarsos = a flat surface; hence the flat part of the foot, and later, the bones of the foot behind the metatarsals, adjective, tarsal. 
<LI><A name=tectorial>tectorial</A>: adjective, Latin tectorium = an overlying surface like plaster, a covering or roof. 
<LI><A name=tectum>tectum</A>: Latin = roof; hence the roof of the midbrain. 
<LI><A name=tegmen>tegmen</A>: Latin = covering (cf. integument = the skin). 
<LI><A name=tegmentum>tegmentum</A>: Latin = covering. 
<LI><A name=tela>tela</A>: Latin = a web; e.g., a fold of pia mater containing a choroid plexus. 
<LI><A name=telencephalon>telencephalon</A>: Greek telos = end, and enkephalos = brain; hence the rostral part of the developing brain. (With the diencephalon, it makes up the prosencephalon). 
<LI><A name=temporal>temporal</A>: Latin tempus = time; hence, the temporal area of the scalp, where grey hair first appears, marking the progress of ageing. 
<LI><A name=tendon>tendon</A>: Latin tendo = I stretch out. 
<LI><A name=tenia>tenia</A>: Latin = a tape or ribbon. 
<LI><A name=tensor>tensor</A>: Latin tensus = stretched; hence a muscle which produces tension. 
<LI><A name=tentorium>tentorium</A>: Latin = tent; tentorium cerebelli. 
<LI><A name=teres>teres</A>: Latin = rounded, cylindrical. 
<LI><A name=testicle>testicle</A>: Latin testiculus = the male gonad (see testis). 
<LI><A name=testis>testis</A>: Latin testiculus = the male gonad. From Latin testis = a witness. Under Roman law, no man could bear witness (testify) unless he possessed both testes. Plural - testes. 
<LI><A name=tetralogy>tetralogy</A>: Greek tetra = four, and logos = discourse, hence a combination of four elements e.g., symptoms or defects. 
<LI><A name=tetrology>tetrology</A>: Greek tetra = four, and logos = discourse, hence a combination of four elements or symptoms. 
<LI><A name=thalamus>thalamus</A>: Greek = bedroom - derivation obscure, though the posterior end of the thalamus is rounded and named pulvinar = cushion. 
<LI><A name=theca>theca</A>: Greek theka = a capsule, sheath. 
<LI><A name=thenar>thenar</A>: Greek = palm of hand; hence, the ball of the thumb. 
<LI><A name=thorax>thorax</A>: Greek = the chest, adjective, thoracic. 
<LI><A name=thrombus>thrombus</A>: Greek = a clot. 
<LI><A name=thymus>thymus</A>: Greek = sweetbread. 
<LI><A name=thyroid>thyroid</A>: Greek thyreos = shield, and eidos = shape or form; hence, shaped like a shield (which shields the glottis). 
<LI><A name=tibia>tibia</A>: Latin = the shin-bone, adjective, tibial. 
<LI><A name=tonsil>tonsil</A>: Latin tonsilla = tonsil (e.g., palatine tonsil). 
<LI><A name=torus>torus</A>: Latin = a bulge. 
<LI><A name=trabecula>trabecula</A>: diminutive of Latin trabs = a beam; hence the supporting fibres of a structure. 
<LI><A name=trachea>trachea</A>: Greek tracheia = rough, referring to its corrugations. 
<LI><A name=tract>tract</A>: Latin tractus = an elongated strand of wool or dough; hence a pathway for nerve fibres. 
<LI><A name=tragus>tragus</A>: Latin = goat, because of the beard-like tuft of hair on its internal aspect. 
<LI><A name=transverse>transverse</A>: perpendicular to the long axis. 
<LI><A name=trapezium>trapezium</A>: Greek trapezion = a trapezium - a quadrilateral with 2 sides parallel. 
<LI><A name=trapezius>trapezius</A>: Greek trapezion = a trapezium - a quadrilateral with 2 sides parallel; hence, trapezius muscle, the diamond-shape of both trapezii muscles together. 
<LI><A name=trapezoid>trapezoid</A>: Greek trapezion = a trapezium - a quadrilateral with 2 sides parallel, and eidos = shape or form, hence resembling a trapezium. 
<LI><A name=triceps>triceps</A>: Latin tres = 3, and caput = head; hence a 3-headed muscle. 
<LI><A name=trigeminal>trigeminal</A>: Latin trigeminus = triplets; hence, cranial nerve V, with 3 large divisions. 
<LI><A name=trigone>trigone</A>: Latin trigonum = a triangle. 
<LI><A name=triquetral>triquetral</A>: Latin triquetrus = 3-cornered. 
<LI><A name=triticea>triticea</A>: Latin triticum = a grain of wheat; hence, the tiny cartilage in the lateral thyrohyoid ligament. 
<LI><A name=trochanter>trochanter</A>: Greek = a runner; hence, the bony landmark, the greater trochanter, which moves so obviously in running. 
<LI><A name=trochlea>trochlea</A>: Greek trochilia = a pulley. 
<LI><A name=truncus>truncus</A>: Latin = trunk (of a tree). 
<LI><A name=tuber>tuber</A>: Latin tuber = a swelling or lump. 
<LI><A name=tubercle>tubercle</A>: Latin diminutive of tuber, a small prominence, usually bony. 
<LI><A name=tuberculum>tuberculum</A>: Latin diminutive of tuber, a small prominence, usually bony. 
<LI><A name=tuberosity>tuberosity</A>: Latin tuber = a swelling or lump, usually large and rough. 
<LI><A name=tunica>tunica</A>: Latin = shirt; hence a covering. 
<LI><A name=turbinate>turbinate</A>: Latin turbo = a child''s (spinning) top; hence shaped like a top. Old term for nasal conchi. 
<LI>
<DIV><A name=tympanum>tympanum</A>: Latin = a drum. </DIV></LI>
* By Dr.M.A.(Toby) Arnold