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Chapter 9 Vocabulary
Phelebotomy Challenges and Solutions
Term | Definition |
---|---|
Autoregulatory Blood Flow Distress | Blood Flow controlled by tissues |
Brachytherapy | In radiation therapy the use of radioactive materials such as radium, cesium, irridium, or gold at the treatment site |
Bullet | A microcollection/microtainer |
Dermal Subcutaneous Juncture | The most concentrated collection of capillaries usually found at approxiamately 1.6mm depth from the surface of the skin. |
Dialysis | The process of diffusing blood across a semipermeable membrane to remove toxic materials and to maintain fluid, electrolyte and acid base balance in cases of impaired kidney function or absence of the kidneys, |
Edema | Excessive buildup of fluid in the tissues, |
Hematoma | A collection of blood under the skin caused by a breach in the wall of a blood vessel, a nonvenous reaction. |
Hemorrhaging | Any massive, abnormal, free flow of blood, either internally or externally. |
Lymphatic System | The system that includes all the lymph vessels that collect tissue fluid and return it to the blood. |
Metabolism | Collectively, all the physical and chemical processes which occur within and organism (i.e. digestion, secretion, reproduction) |
Petechiae | Small purplish, hemorrhagic spots on the skin that appear in patients with platelet deficiencies and febrile illnesses. |
Phlebitis | An inflammation of a vein. |
Tunics | Collectively the three layers of arteries and viens |
Thrombosis | A blood clot within the vein. |
Thrombus | A blood clot capable of moving in the blood flow within a vein. |
Thromboplastin | A blood coagulation factor released when body tissues are injured initiates the blood clotting mechanism. |
Thrombophlebitis | Infllammation of a vein which results in the formation of a blod clot. |
Syncope | Fainting; Cerebral anemia |
Sclerosis | An Abnormal hardening of an organ or artery |