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Medical Term. Ch. 3
Medical Terminology Chapter 3
| Term | Definition |
|---|---|
| Acute | Sudden, severe, having a short course |
| Benign | Not recurrent or malignant, favorable for recovery, tumor that does not spread to other tissues |
| Carcinoma | A malignant neoplasm composed of epithelial cells |
| Chronic | Of long duration, progressing slowly |
| Cyst | An abnormal filled sac or pouch |
| Edema | Accumulation of fluid in the tissues, swelling |
| Etiology | The cause of a disease |
| Gram stain | A laboratory staining procedure that divides bacteria into two groups: gram positive which stains purple, and gram negative which stains red. |
| Hernia | Protrusion of an organ through an abnormal opening, commonly called a rupture. |
| Immunity | All our defenses against infectious disease |
| Inflammation | A localized response to tissue injury characterized by heat, pain, redness, and swelling |
| Lesion | Distinct area of damaged tissue, an injury, or wound |
| Malignant | Growing worse, harmful, tending to cause death |
| Metastasis | Spread from one part of the body to another, characteristic of cancer |
| Microorganism | Organism too small to be seen without a microscope |
| Necrosis | Death of a tissue |
| Neoplasia | Abnormal and uncontrolled growth of tissue |
| Neoplasm | A tumor, or abnormal growth, which may be benign or malignant |
| Parasite | Organism that grows on or in another organism, causing damage to it |
| Pathogen | An organism capable of causing disease |
| Phagocytosis | The ingestion of organisms such as bacteria or small particles by a cell, then destroys what is ingested. |
| Prolapse | A dropping or downward displacement of an organ or part, ptsosis. |
| Pus | A product of inflammation consisting of fluid and white blood cells |
| Sarcoma | A malignant neoplasm arising from connective tissue (sarcomatous) |
| Sepsis | The presence of harmful microorganisms or their toxins in the blood or other tissues (septic) |
| Remission | A lessening of disease symptoms |
| Septicemia | Presence of pathogenic bacteria in the blood, blood poisoning |
| Systemic | Pertaining to the whole body |
| Abscess | A localized collection of pus |
| Adhesion | A uniting of two surfaces or parts that may normally be separated |
| Anaplasia | Lack of normal differentiation, as shown by cancer cells |
| Ascites | Accumulation of fluid in the peritoneal cavity |
| Cellulitis | A spreading inflammation of tissue |
| Effusion | Escape of fluid into a cavity or other part of the body |
| Exudate | Material that escapes from blood vessels as a result of tissue injury |
| Fissure | A groove or split |
| Fistula | An abnormal passage between two organs or from an organ to the surface of the body. |
| Gangrene | Death of tissue, usually caused by lack of blood supply |
| Hyperplasia | Excessive growth of normal cells in normal arrangement |
| Hypertrophy | An increase in the size of an organ without the increase in the number of cells, ex: muscles. |
| Induration | Hardening, an abnormally hard spot or place |
| Metaplasia | Conversion of cells to a form that is not normal for that tissue (-meta = change) |
| Polyp | Tumor attached by a thin stalk |
| Purulent | Forming or containing pus |
| Suppuration | Pus formation |
Created by:
icoffey