Medical Terminology: Location, Numerical, Colours, Organs, Body, Sizes, Amounts, Processes, Modifiers, and Common Suffixes

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Medical Terminology - Location

Prefixes: Movements

• Ab- = Away 
• Ad- = Toward 
• Dis- = To separate

Prefixes: Location

• Epi-/Peri-/Circum- = Around 
• Endo-/Intra- = Inside; inner; interior 
• Exo-/Extra-= Outside; outer; exterior 
• Inter- = Between 
• Trans- = Across 
• Dia-/Per- = Through; complete 
• Medi(o/a) = Middle 
• Para- = Nearby 
• Juxta- = Next to; beside; adjacent

Medical Terminology - Common Suffixes

• -ology = Study of 
• -philia = Love of 
• -phobia = Fear of 
• -tension = Pressure 
• -xia = Oxygen 
• -capnea = Carbon Dioxide 
• -pnea = Air 
• -ase = Enzyme

Medical Terminology - Numerical

Prefixes: Speed 

• Tachy- = Rapid; fast 
• Brady-/Brachy- = Slow

Prefixes: Numerical

• Mono- = Single; singular/single 
• Di- = Two; double 
• Tri- = Three; triple 
• Quad- = Four; quadruple 
• Poly- = Many; a lot 
• Oligo- = Few; several; very little

Medical Terminology - Colours

• Chromo/Chromato = Color 
• Leuko = White 
• Erythro = Red 
• Cyano = Blue 
• Chloro = Green 
• Melan = Black 
• Flav = Yellow

Medical Terminology - Organs

Abdominal Organs

• Gastro-= Stomach
• Hepato-= Liver
• Cholecysto- = Gallbladder
• Spleno- = Spleen
• Pancreato-= Pancreas
• Adreno-= Adrenal Gland
• Nephro- = Kidney
• Entero- = Intestines
• Colo- = Colon/Large Intestine

Medical Terminology - Body (General)

• Homeo- = Body 
• Cephalo- = Head 
• Cerv- = Neck 
• Thoraco- = Chest 
• Abdomino- = Abdominal 
• Pelvo/i- = Pelvic 
• Periton- = Peritoneum 
• Derm- = Skin/dermis 
• Neuro- = Nerve
• Hemo- = Blood 
• Arterio-/Angio- = Arteries 
• Veno-/Vena = Venous 
• Vasculo-= Vascular 
• Musculo- = Muscle 
• Myo-/Sarco- = Muscle 
• Skelet- = Skeleton; Bone 
• Osteo- = Bone 
• Cyto- = Cell

Medical Terminology - Sizes & Amounts

• Macro-: Large; visible to the naked eye 
• Micro-: Small, not visible to the naked eye 
• Hyper-: High; above normal; elevated 
• Hypo-: Low, below normal; decreased 
• Eu-/Normo-: Normal 
• Pan-/Omni-: All 
• A-/An-: Absent; lacking 
• Megalo-: Large; larger than average

Medical Terminology – Processes and Modifiers

• Astheni(o)- = weakness 
• Alter- = change 
• Aspir(o)- = Inhaling; inhalation 
• Aspirat(o)- = Inhaling; inhalation 
• Ante- = before 
• Pre- = Before 
• Post- = After 
• Primi- = First 
• Acoust(o)- = To hear; hearing 
• Aud(i/o)- = Hearing