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Patients age, reason patient is being seen, and the docto's personal style |
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Procedure performed is based on... |
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considered to be the most accurate because they cause minimal friction. |
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Popular because they are easy to use there are no moving parts. |
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Specially adapted for wheelchair patients |
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For long term bedridden patients who cannot be moved |
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Actually lifts patient for weighing purposes. |
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Checks patient for signs of Hypertension, or High Blood Pressure. Measures systolic and diastolic pressure in arteries. |
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Most common blood pressure instrument; lose accuracy over time and should be calibrated at least twice a year. |
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Taking a patient's temperature is often the first sign of Illness |
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Four basic categories for thermometers: |
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Electronic, temporal, chemical, and single-use. |
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Two types of electronic thermometers |
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The standard electronic used under the tongue and the Tympanic thermometer which is placed in the exterior ear. |
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Uses infrared technology to detect the heat naturally emitting from the skin surface; ideal for patients that require frequent temperature monitoring. |
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Used to monitor patients temperature continuously. |
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are plastic strips with heat-sensitive matials at one end. Perfect for high-infection or high-theft areas. |
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an instrument that projects light to the back of the eye onto the retina. Can detect diabetes or high blood pressure by blood vessel damage. |
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The measurement of intraocular pressure(pressure within the eye), used to test glaucoma. |
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instrument used to examine the ears and check the eardrum for impacted wax or inflammation. |
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Listening for sounds within the body, is done with a stethoscope |
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Blood-drawing technician; either intravenous draw or fingerstick. |
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Capillary blood collection- |
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Tubes are routinely used for the collection of small amounts of blood. Often for geriatric, neonate, or pediatric patients. |
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Evacuated blood collection tubes- |
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routinely used in blood drawing procedures. They are prepared with a certain amount of negative pressure so that they fill to a specified volume. |
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Count for more than half of all lab procedures. |
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Electronic cell counters and Centrifugal hematology systems. |
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Used to test complete blood count. |
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Study the fluid portion of the blood, especially the serum |
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When blood is centrifuged.. |
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Liquid portion at the top is serum(if its heparinized, the liquid portion will be plasma. |
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Tests for a specific organ. |
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Any Substance analyzed by Chemistry test. |
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Examples of commonly tested analytes: |
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bilirubin, glucose, potassium, sodium, blood urea nitrogen, albumin, cholesterol, iron, uric acid, total protein, and triglyceridess |
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Use liquid reagents to react with the analyte and allow measurement. |
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uses dry reagents layered in sequence on a test strip or slide. |
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Anticoagulation drug; prothrombin time or PT test monitors their clot time. |
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Examination of the interior surface of the rectum using a proctoscope. |
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Sigmoidoscope is used to examine the sigmoid colon or large intestine. |
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Records the electrical current generated by the heart. Offers 12 different views of the heart. |
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Allow continuous monitoring and recording of a patient's cardiac function for up to 24 hours. |
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ultrasound intruments used for applications in obstetric and vascular diagnosis. In obstetrics, the doppler provides a simple and safe way to detect the fetal heartbeats and assess well-being. |
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screening for cervical or uterine cancer |
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used to open the vaginal canal to permit visual inspection of cervix and uturus |
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procedure during which the cervix is treated with a diluted solution of acetic acid and then inspected using a special instrument called a colposcope. |
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Pulmonary function is assessed using a spirometer to screen for and monitor respiratory problems. |
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20-25 % have false elevated blood pressure. |
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(Bones, Cartilage)1st source of radiographic diagnosis. Today, they may strike a sheet or electronic detectors. |
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Computerized Axial Tomography |
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Soft OrgansEncircles the body with a shower of x-rays whose absorption is recorded on highly sensitive electronic detectors and fed into a computer.3D model |
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Soft tissue(tubes, passages)X-ray motion picture technology that allows swallowed or injected material to be monitored to show blockages, tumors and so on. |
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Radioactive isotopes(Nuclear Medicine) |
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Soft Tissues(glands)Radioactive isotopes are introduced into the body and measured in body parts or excretions. |
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Soft Tissues.(Heart, uterus)Sound waves that eamine internal structures. |
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Soft Tissues.(Brain, spine, cardiac wall)Uses hydrogen atoms and radio wave energy to create a cross-sectional image or slice of the body. Patient sits in tube-like machine. |
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Sensitive to additional qualitative parameters of bone. |
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