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Medical Term

Internal Root Words

Aden-o Gland
Adren-o Adrenal Gland
Angi-o Vessel (usually blood)
Arteri-o Artery (specific)
Arteriol Arteriole (small blood artery)
Arthr-o Joint
Atril-o Heart Chamber - Atrium
Bronch-o Bronchus (lungs)
Bronchiol-o Bonchiolus (small bronchials)
Cardi-o Heart
Cerebell-o Cerebellum (brain)
Cerebr-o Cerebrum (brain)
Choledoch-o Common bile duct (chole means bile)
Chondr-o Cartilage
Cost-o rib
Cyst-i Bladder
Cyt-o Cell
Encephal-o Brain (encephalitis - inflammation of the brain)
Enter-o Intestine (enteritis - inflammation of the intestines)
Fibr-o Fibers
Gastr-o Stomach
Hepat-o Liver
Hist-o Tissue (histology - study of tissue)
Hyster-o Uterus (hysterectomy - removal of the uterus)
Kerat-o Cornea of the eye
Laryng-o Larynx (laryngoscope - instrument to view the larynx)
Lymph-o Lymphatic vessels
Mening-o Membranes covering the brain (meningitis - inflammation of membranes covering the brain)
My-o Muscles
Nephr-o Kidney (nephropathy - disease of the kidney)
Neur-o Nerves
Oophor-o ovary ( oophorectomy - removal of the ovary)
Orchi- Testicle
Oss - i Bone (Ossicles - bones of the ear)
Ovari- Ovary
Palat-o palate - roof of mouth
Pharyng-o Pharynx ( space at the back of the throat)
Phleb-o Veins (phlebotomists - take your blood)
Pluer-o Pleura ( membrane covering thoracic contents)
Pneum-o Lungs/Air (pneumogram - record of air/lungs )
Pyel-o Kidney (portion of the kidney)
Sacr-o Sacrum
Sarc-o Flesh/Skin
Splen-o Spleen (splenectomy - removal of the spleen)
Spondyl-o Verterbral column (spondlyosis - condition of the spinal column)
Stern-o Sternum
Tend-o Tendon
Thyr-o Thyroid (HypoTHYROidism) low thyroid hormone
Trache-o Trachea (EndoTRACHial tube)
Ureter-o Ureter - (goes from kidney to bladder)
Urethr-o Urethra (goes from bladder to outside)
Vas-o Vessel/Duct (when you are cold, your extremities VASOconstrict)
Ven-o Veins
Viscer-o Viscera (guts)



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