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Blood chemistry testing involves the ________ ___________ of chemical substances in the blood.
Chemical substances being tested in blood chemistry are found where?
dissolved in the liquid portion of the blood (plasma)
Most blood chemistry tests require_____ for analysis and are performed where?
Serum, outside laboratory
Calibration of a blood analyzer is typically performed using a calibration device called a _____.
A level 1 control is also known as a _____ _____ _____ and produces what type of results?
low level control, results that fall below the reference range for the test.
A level 2 control is also known as a ____ ____ _____ and produces what type of result?
high level control, results that fall above the reference range for the test
What is insulin?
A hormone secreted by the beta cells of the pancreas that is required for normal use of glucose in the body.
What is the patient prep for a FBGT?
Nothing to eat or drink except water for 12 hours before the test
What is the patient prep for a 2-hour PPBGT?
Fast beginning at midnight before the test and continuing until breakfast
Oral Glucose Tolerance Test (OGTT) can be used to assist the physician with the Dx of what conditions?
pre-diabetes, diabetes, gestational diabetes, hypoglycemia, liver and adrenocortical dysfunction
What is the patient prep for an OGTT?
Consume 150 g of carbs for 3 days before then dont eat or drink except water during the test. No tobacco.
What are some side affects of severe hypoglycemia?
headache; pale, cold, and clammy skin; irrational speech or behavior; profuse perspiration; and fainting
High glucose levels can result in what conditions?
blindness, kidney disease, nerve damage, and circulation problems
What is the Hemoglobin A1c test used for?
supplies the physician with an assessment of the average amount of glucose in the blood over a 3 month period.
What is cholesterol
white, waxy, fatlike substance (lipid) that is essential for normal functioning of the body.
Where is most of the cholesterol found and where is it produced?
circulating in the blood and manufactured by the liver
How does LDL work in the body?
It picks up cholesterol from ingested fats and the liver and delivers it to blood vessels and muscles, where it is deposited in the cells
What is the patient prep for triglyceride testing?
fast for at least 12 hours before blood specimen is collected
What is an Antigen?
substance that is capable of stimulating the formation of antibodies in an individual.
What are examples of antigens?
bacteria and viruses, bacterial toxins, allergens, and blood antigens.
What is Infectious mononucleosis and what virus causes it?
An acute infectious disease caused by the Epstein-Barr virus (EBV)
What are the symptoms of infectious mononucleosis?
mental and physical fatigue, fever, sore throat, severe weakness, headache, and swollen lymph nodes
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