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tachy-
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(tacky-)
fast, rapid
e.g.
tachycardia = abnormally fast heart rate.
General terms :
Prefixes
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tachycardia
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(taki-kard'ee-ah)
an adult heart rate of over 100 beats per
minute.
Diseases &
procedures : Diseases
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tarsals
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(tar'suls)
seven bones which form the
ankle.
Body system
terms : Musculoskeletal system
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tendon
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(ten�dun)
fibrous tissue structure
which serves to connect muscle to bone and other parts.
Body system
terms : Musculoskeletal system
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testes
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(tes�teez)
the two male gonads in the
scrotum which produce sex cells
called spermatozoa.
Body system
terms : Endocrine system
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testes
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(tes�teez)
the two glands situated in
the male scrotum which produce sperm; singular: testis.
Body system
terms : Reproductive system
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thorac-
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(thor-ass-)
(to do with the) chest
cavity;adjective: thoracic.
General terms :
Root words
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thoracic nerves
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(thor-ass'ik)
twelve pairs of nerves leaving the
vertebral column at the associated thoracic vertebrae.
Body system
terms : Nervous system
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thoracic vertebrae
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(thor-ass'ik vur'tub-ray)
twelve bones
of the vertebral column, between the
cervical vertebrae and lumbar vertebrae.
Body system
terms : Musculoskeletal system
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thoracolumbar region
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(thor�ah-koh-lum�bar)
thoracic and
lumbar regions of the spine.
Body system
terms : Nervous system
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thorax
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(thor'aks)
the chest cavity; adjective:
thoracic.
Body system
terms : Respiratory system
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thrombocytes
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(throm'boh-sites)
blood platelets which initiate the clotting
mechanism.
Body system
terms : Blood, and the circulatory system
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thymus gland
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(thy�mus)
located in the upper thorax
and neck, the thymus helps to fight infection by assisting in
the maturation of lymphocytes.
Body system
terms : Blood, and the circulatory system
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thyroid gland
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(thy�royd)
an
endocrine gland located in the anterior neck at the
trachea; secretions of the thyroid
gland are important in certain metabolic processes.
Body system
terms : Endocrine system
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thyroidectomy
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(thy-royd-ekt'oh-mee)
surgical removal
of the thyroid gland.
Diseases &
procedures : Procedures
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tibia
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(tib'ee-yah)
long, larger medial bone
of the lower leg, extending between the knee and ankle - also
known as the shin; see also fibula.
Body system
terms : Musculoskeletal system
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tibial artery
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(tib'ee-ul)
artery of the lower leg originating
from the the popliteal and taking blood to the leg, ankle and
foot.
Body system
terms : Blood, and the circulatory system
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tibialis anterior
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(tib-ee-ah'lis an-teer'ee-or)
muscle of
the lower leg which dorsiflexes and inverts the foot.
Body system
terms : Musculoskeletal system
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-tomy
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(-tom-ee)
incision
e.g.
thoracotomy = incision into the thorax (chest).
General terms :
Suffixes
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tonsillectomy
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(ton-sil-ekt'oh-mee)
surgical removal
of the tonsils.
Diseases &
procedures : Procedures
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tonsillitis
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(ton-sil-eye'tis)
inflammation of the
tonsils.
Diseases &
procedures : Diseases
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tonsils
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(ton'suls)
masses of lymphoid tissue on
either side of the back of the mouth; concerned with protection
against infection.
Body system
terms : Digestive system
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tooth
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hard calcified structure set in the
alveolar processes of the jaw; used for biting and masticating
of food.
Body system
terms : Digestive system
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toxin
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(tok�sin)
poisonous compound produced
by a living organism.
Body system
terms : Urinary system
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trachea
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(trak�ee-ah)
passageway for air
between the larynx and the bronchi.
Body system
terms : Respiratory system
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trachel-
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(trak-el-)
(to do with the) neck.
General terms :
Root words
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tracheostomy
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(trak-ee-ost'oh-mee)
an operation in
which an opening is made into the trachea
and a tube is inserted to maintain an effective airway.
Diseases &
procedures : Procedures
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tracheotomy
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(trak-ee-ot'oh-mee)
the cutting open of
the trachea.
Diseases &
procedures : Procedures
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trans-
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(trans-)
through, across
e.g.
transection = cutting across or mechanical severance.
General terms :
Prefixes
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transverse colon
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(tranz-vers' koh�lon)
second part of
the colon, from the hepatic flexure to the splenic flexure.
Body system
terms : Digestive system
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trapezius
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(tra-peez'ee-uss)
muscle which elevates
the shoulder.
Body system
terms : Musculoskeletal system
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tri-
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(try-)
three
e.g. tricuspid =
having three cusps or points.
General terms :
Prefixes
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triceps brachii
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(try'seps bray'kee-eye)
muscle of the
upper arm which adducts the arm and extends the forearm.
Body system
terms : Musculoskeletal system
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tricuspid valve
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(tri-kus�pid)
valve with three fibrous tissue
leaflets which open and close between the right atrium and
ventricle of the heart
(right atrioventricular valve);
closure prevents reflux of blood into the right atrium.
Body system
terms : Blood, and the circulatory system
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trimester
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(try-mest'er)
period of three months;
pregnancy is divided into three trimesters.
Body system
terms : Reproductive system
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-tripsy
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(-trip-see)
crushing
e.g.
lithotripsy = crushing of a stone (eg in the bladder).
General terms :
Suffixes
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tuber-
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(tew-bur-)
(to do with a) swelling,
node.
General terms :
Root words
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tympanic membrane
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(tim-pan�ik)
the eardrum.
Body system
terms : The ears
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