Terminology
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Microbiology | The study of living organisms too small to be seen with the naked eye.
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Microorganism | Living organisms too small to be seen with the naked eye.
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Normal Flora | Beneficial bacteria that help us resist pathogens.
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Bacteria | Microorganisms that are capable of causing disease.
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Virus | Smallest known infectious organism that requires a microscope to see.
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Protozoa | Single-celled parasites, that are larger than bacteria.
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Fungus | Unable to make their own food, therefore requiring other life forms for food. Not pathogenic.
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Parasites | Organisms that live within other organisms.
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Swabs | Tool used in the collection of specimens.
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Culturette | Disposable, clear plastic tube that contains a sterile, cotton-tipped swab and a sealed plastic vial of medium.
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Viable | Capable of living.
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Smear | A thin layer of microoorganisms spread on a glass slide.
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Exudates | Drainage from a wound.
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Wet Mount | Slide preparation in a liquid to preserve motility of a microbe.
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Culture Media | Media, typically broth/agar, for the propagation of microorganisms or living cells to enhance their growth.
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Sensitivity Testing | Determines which antibiotics will be effective in killing the bacteria found on a culture.
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Sputum | The mucous substance expelled by coughing or clearing the bronchi.
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Serology | The study of antigen, antibody reactions of the body immune system.
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Hematology | The study of blood, its components, and the tissues that produce it to detect pathological conditions.
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Hematopoiesis | The formation of blood cells. Red blood cells (erythrocytes), white (leukocytes), and platelets (thrombocytes).
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Hemoglobin | The substance in the red blood cells whose function is to carry oxygen.
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Erythrocytes(RBCs) | Red blood cells.
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Leukocytes(WBCs) | White blood cells.
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Platelets | The smallest cells in blood, thrombocytes.
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Plasma | The liquid component of blood.
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Vacuum Container Method | A blood drawing method use where multiple samples can be acquired at one time.
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Butterfly Method | Intended for small veins.
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Antecubital Space | Most commonly used space/site for venipuncture.
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Capillaries | The microscopic blood vesseld that are the bridges between terioles and venules.
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Microhematocrit(Hct) | Provides information about the patient's red blood cell volume.
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Hemoglobin (Hgb) | Provides information regarding the amount of hemoglobin present in the sample.
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Hemacytometer | A device originally designed for the counting of blood cells.
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Differential White Blood Cell Count | The differential count measures the percentages of each type of leukocyte present.
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Erythrocyte Sedimentation Rate | The rate at which red blood cells precipitate in a period of 1 hour.
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Phenylketonuria (PKU) | A congenital disease caused by a defect in the metabolism of the amino acid phenylalanine.
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Mono Testing | Determines whether a patient has inefectious mononucleosis.
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Created by:
Bianca Jones
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