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Medical Terminology
Chapter 2.2 - Body Structure
| Term | Definition |
|---|---|
| Cephal/o | Head |
| Cervic/o | Neck |
| Thorac/o | Chest, Thorax |
| Abdomin/o | Abdomen |
| Celi/o | Abdomen |
| Lapar/o | Abdominal Wall |
| Lumb/o | Lumbar Region, Lower Back |
| Periton, Peritone/o | Peritoneum |
| Acro | Extremity, End |
| Brachi/o | Arm |
| Dactyl/o | Finger, Toe |
| Ped/o | Foot |
| Pod/o | Foot |
| Position and Direction Prefix: Circum- | Around |
| Position and Direction Prefix: Peri- | Around |
| Position and Direction Prefix: Intra- | In, Within |
| Position and Direction Prefix: Epi- | On, Over |
| Position and Direction Prefix: Extra- | Outside |
| Position and Direction Prefix: Infra- | Below |
| Position and Direction Prefix: Sub- | Below, Under |
| Position and Direction Prefix: Inter- | Between |
| Position and Direction Prefix: Juxta- | Near, Beside |
| Position and Direction Prefix: Para- | Near, Beside |
| Position and Direction Prefix: Retro- | Behind, Backward |
| Position and Direction Prefix: Supra- | Above |
| Digit | Finger, Toe |
| Epigastrium | Epigastric Region |
| Fundus | The base or body of a hollow organ, the area of an organ farthest from its opening |
| Lumen | The central opening within a tube or hollow organ |
| Meatus | A passage or opening |
| Orifice | The opening of a cavity |
| Os | Mouth, Any Body Opening |
| Septum | A Wall Dividing Two Cavities |
| Sinus | A Cavity, As Within A Bone |
| Sphincter | A Circular Muscle That Regulates An Opening |
| Supine | Lying Face Up |
| Prone | Lying Face Down |
| Lithotomy Position | Women Giving Birth, Pelvic Exams |
| Fowlers Position | On back, head of bed raised about 18 inches, knees elevated. Used to ease breathing, and for drainage |
| Deep (Internal) | Closer To The Center Of The Body |
| Caudal | Toward the lower end of the spine |
| Proximal | Nearer to the point of attachment or to a given reference point |
| Distal | Farther from the point of attachment or from a given reference point |
| What is abduction? | Away From The Midline |
| Lithotomy Position | Laying on your back, knees bent, with feet raised Women giving birth and pelvic exams |
| Fowler Position | On back, head of bed raised about 18 inches, knees elevated Used to ease breathing and drainage |
| Prone | Laying Face DOWN |
| Supine | Laying Face UP |
| Trendelenburg Position | On back with head lowered by tilting bed back at a 45 degree angle Used for pelvic and abdominal surgery. Treatment of shock. |
| Sims Position | On left side, right leg drawn up high and forward, left arm along back, and chest forward resting on bed Used for kidney and uterine surgery, colon exams, and enemas |
| Knee-Chest Position | On knees, head and upper chest on table, arms crossed above head Used in gynecology and obstetrics and for flushing the intestine |
| Jack-Knife Position | Hips are placed over a center break in an OR bed, chest rolls are placed to raise the chest, arms are extended on an angle board, elbows are flexed, palms are down, a pillow is placed under the ankles to decrease pressure. Used as a surgical position |
| Decubitus Position | Lying down specifically according to the part of the body resting on a flat surface. Surgical access to the thorax, kidneys, and hips |
| Dorsal Recumbent Position | On back with legs bent and separated, feet flat instead of up in the air Obstetrics and gynecology |
| Lateral Recumbent Position | On side with one leg flexed. Arm position may vary. Laying on one side of your body. |