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Med Term Exam 2
| Term | Definition |
|---|---|
| Radiation | Energy carried by a stream of particles from a substance |
| Radiography | Production of diagnostic images |
| Radioimmunoassay | In vitro test to determine the amount of drugs or medication left in the body |
| Radiology | Medical specialty in diagnostic imaging and radiation treatment |
| Scan | Image obtained from the interior of the body |
| Sonogram | Ultrasound |
| Tomography | Types of imaging that produces three-dimensional images |
| Ultrasonography | Use of sound waves to produce images of the interior of a body |
| Ultrasound | Images resulting from ultrasonography |
| X-Ray | High-energy particles of radiation from the interior of a substance |
| Barium | Contrast medium that shows up a white on an x-ray |
| Computerized Tomography scan | CAT scan |
| Computerized Axial Tomography scan | Scan that shows images as detailed slices of a body part or organ |
| Diagnostic imaging | Use of imaging techniques in diagnosing illness |
| Imaging | production of a visual output using x-rays, sound-waves, and magnetic fields |
| iodine | substance used in radiopharmacenticals for contrast medium and radiation therapy |
| Ion | Positively charges particle used to ionize tissue |
| Magnetic resonance imaging | Imaging produced by tracking the magnetic properties in the nuclei |
| Nuclear Medicine | Medical specialty for treating diseases with radioactive substances |
| Positron emission Tomography scan | A series of images that shows the distribution of substances through tissue |
| Anaplasis | Loss of cell differentiation |
| Apoptosis | Normal death of cells |
| Benign | Encapsulated |
| Cytoplasm | Outer portion of a cell surrounding the nucleus |
| Dedifferentiated | Lacking in normal orderly cell arrangement |
| Differentiated | Growing in an orderly fashion |
| Dysplasia | Abnormal tissue growth |
| Encapsulated | Held within a capsule |
| Heteroplasia | Dysplasia |
| Invasive | infiltrating other organs |
| Malingnant | growing uncontrollably |
| metastasis | spread of malignant cells to other parts of the body |
| mitosis | cell division |
| mutation | alteration in DNA to produce defective cells |
| Neoplasm | Tumor: new growth |
| Oncogene | DNA fragment that causes malignancies |
| Sarcoma | Relatively rare tumor that originates |
| Solid tumor | Carcinoma |
| teratoma | Growth containing several types of tissue and various types of cells |
| Tumor | Growth made up of cells that reproduce abnormally |
| Acquired Active Immunity | Resistance to a disease acquired naturally or developed by previous exposure or vaccination |
| Acquired Passive Immunity | Inoculation against disease or poison using antitoxins or another person/species |
| Antibody | Specialized Protein that fights disease |
| Antigen | Any substance that can provide an immune response |
| Antitoxin | Antibodies directed against a particular disease or poison |
| B-Lymphocytes | white blood cells made in the bone marrow that are critical to the body's defense against disease and infection |
| Gamma Globulin | Antibodies given to prevent or lessen certain diseases |
| Cell Mediated Immunity | Resistance to disease mediated by T-Cells |
| Immunity | Resistance to particular pathogens |
| Interferon | protein produced by T-cells and other cells |
| Immunoglobulin | antibody |
| lymph | fluid that contains white blood cells and other substances and flows through lymphatic vessels |
| lymph node | specialized organ that filters harmful substances through tissues and assists with the immune response |
| Lymph nodule | unincapsulated lymphatic tissue |
| lymphocyte | white blood cells made in the bone marrow that are critical to the body's defense against disease and infection |
| Macrophage | Specialized cells that devours foreign substances |
| Natural Immunity | Inherit resistance to disease found in species, race, family group, or individuals |
| Spleen | Organ of lymph system that filters and stores blood, removes old red blood cells |
| Thymus | Soft gland with two lobes that is involved in immune responses |
| T- Lymphocytes | T-cells, specialized white blood cells that receive markers in the thymus |
| Acetabulum | Cup-shaped depression in the hip bone into which the top of the femur fits |
| Articular Cartilage | Cartilage at a joint |
| Articulation | Point at which two bones join together to allow movement |
| Atlas | 1st vertebrae |
| Axis | 2nd vertebrae |
| Bursa | Sac lined with synovial membrane that fills the spaces between the tendons and joints |
| Cartilage | flexible connective tissue found in joints, fetal skeleton, and the lining of various parts of the body |
| Cervical Vertebrae | 7 vertebrae of the spinal column located in the neck |
| Condyle | Rounded surfaces at the end of a bone |
| Diaphysis | Long middle section of a long bone |
| Dorsal Vertebrae | Thoracic vertebrae |
| Foramen | opening or performation through a bone |
| Foremen magnum | Opening in the occipital bone through which the spinal cord passes |
| Ligament | sheet of fibrous tissue connecting and supporting bones, attaches bone to bone |
| Ossification | Hardening into bone |
| Osteoblast | large cell that reabsorbs and removes osseous tissue |
| Osteocyte | bone cell |
| Tendon | fibrous band that connects muscle to bone or other structures |
| Lumbar vertebrae | 5 vertebrae of the lower back |
| Sacrum | next to last spinal vertebrae of lower spine made up of 5 fused bones |
| Thoracic Vertebrae | 12 vertebrae of the chest area |
| Adipose | fatty, or retaining to fat |
| Alopecia | lack of hair in spots, baldness |
| Apocrine | Glands that appear during and after puberty and secrete sweat |
| Ceruminous glands | glands that secrete a waxy substance on the surface of the ear |
| collagen | major protein substance that is tough and flexible and forms connective tissue |
| Corium | the dermis |
| Cuticle | thin band of epidermis that surrounds the edge of nails |
| Dermis | layer of skin beneath the epidermis containing blood vessels, nerves, and some glands |
| Diaphoresis | excretion of fluid by the sweat glands |
| eccrine glands | sweat glands occur all over the body |
| Epidermis | outer portion of the skin containing several strata |
| Exocrine glands | glands that secrete through ducts toward the outside of the body |
| hair follicle | tube like sac in the dermis out of which the hair shaft develops |
| Hair root | portion of the hair beneath the skin surface |
| Hair shaft | portion of the hair visible above the skin surface |
| hypodermis | subcutaneous skin layer |
| Integument | Skin and all the elements that are contained within |
| Keratin | hard, horny protein that forms nails and hair |
| lunula | half moon shaped area at the base of the nail plate |
| melanin | pigment placed by melanocytes that determines the skin/hair/eye color |
| Melanocytes | Cell in the epidermis that produces melanin |
| Nail | Thin layer of keratin that covers the distal portion of the fingers and toes |
| Papillary Layer | Thin sublayer of the dermis containing small papillae |
| Pore | small openings in the skin |
| Reticular Layer | Bottom sub layer of the dermis containing reticula |
| Sebaceous glands | glands in the dermis that open to hair follicles that secrete sebum |
| Squamous Epithelium | flat scaley layer that make up epidermis |
| stratified squamous epithelium | layers of epithelium cells that make up the strata of epithelium |
| Stratum | layer of tissue, especially a layer of the skin |
| Stratum Cornium | Top sub layer of the epidermis |
| Stratum Germinatibum | bottom sublayer of the epidermis |
| Striae | strech marks made in the collagen fibers of the dermis layer |
| Subcutaneous layer | bottom layer of the skin containing fatty tissue |
| Sweat glands | coiled glands of the skin that secrete perspiration to regulate the body temperature and excrete waste products |
Created by:
21baczynskm
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