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MLS ASCP Chemistry Exam with accurate detailed answers
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What is the best tube additive for chemistry testing? - ✔✔Heparin
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What are Sodium Fluoride tubes used to test for? - ✔✔Glucose - slows glycolysis
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What color top do Sodium Fluoride tubes have? - ✔✔Gray
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What is the mnemonic for chemistry analytes affected by hemolysis? - ✔✔KLAMP the leak
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What is the K in KLAMP the hemolysis leak? - ✔✔K+ Increased
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What is the L in KLAMP the hemolysis leak? - ✔✔LD Increased
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What is the A in KLAMP the hemolysis leak? - ✔✔Aldolase & Acid Phosphatase Increased
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What is the M in KLAMP the hemolysis leak? - ✔✔Magnesium Increased
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What is the P in KLAMP the hemolysis leak? - ✔✔Phosphate (PO4) Increased
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At what rate do glucose levels in whole blood specimens decrease? - ✔✔Approx 10 mg/dL
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per hour (7%)
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What is the fasting glucose reference range for serum/plasma specimens? - ✔✔70-99 mg/dL
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,2
How much higher are arterial and capillary glucose levels than venous? - ✔✔2-3 mg/dL
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What fraction of plasma glucose is in CSF? - ✔✔60-65% (2/3) of plasma glucose
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Where does insulin originate from? - ✔✔Beta cells on Islets of Langerhans on the Pancreas
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What effect does insulin have on the body? - ✔✔Stimulates the uptake of glucose by cells
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What is the acronym for hormones that increase serum/plasma glucose? - ✔✔GAG CHET
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What does the first G in GAG CHET stand for? - ✔✔Glucagon
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What does the A in GAG CHET stand for? - ✔✔ACTH
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What does the second G in GAG CHET stand for? - ✔✔Growth Hormone
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What does the C in GAG CHET stand for? - ✔✔Cortisol
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What does the H in GAG CHET stand for? - ✔✔Human Placental Lactogen
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What does the E in GAG CHET stand for? - ✔✔Epinephrine
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What does the T in GAG CHET stand for? - ✔✔T3 and T4
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What electrolytes are decreased in diabetic acidosis? - ✔✔Na and Cl
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, 2
What electrolytes are increased in diabetic acidosis? - ✔✔Potassium and Ketones
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What is the normal range for fasting plasma glucose (FPG)? - ✔✔<100 mg/dL
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What is the normal range for Hgb A1c? - ✔✔<5.5%
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What is a pre diabetic fasting plasma glucose level? - ✔✔>100 but <126 mg/dL
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What is a pre diabetic Hgb A1c level? - ✔✔5.6-6.4%
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What fasting blood glucose level is diagnostic of diabetes? - ✔✔>126 mg/dL
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What Hgb A1c level is diagnostic for uncontrolled diabetes? - ✔✔>6.5%
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What serum/plasma glucose level is diagnostic for diabetes? - ✔✔>200 mg/dL
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What is the best method for testing long-term glucose intake? - ✔✔Hgb A1c (90 days)
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What is the best method for testing short-term glucose intake? - ✔✔Fructosamine (2-3
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weeks)
How do you calculate estimated average glucose? - ✔✔eAG = (28.7 x A1c) - 46.7
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What method for testing glucose is used on urine dipsticks? - ✔✔Glucose oxidase
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What substance can interfere with direct glucose oxidase testing? - ✔✔Vitamin C (false +)
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MLS ASCP Chemistry Exam with accurate detailed answers
|| || || || || || ||
What is the best tube additive for chemistry testing? - ✔✔Heparin
|| || || || || || || || || ||
What are Sodium Fluoride tubes used to test for? - ✔✔Glucose - slows glycolysis
|| || || || || || || || || || || || ||
What color top do Sodium Fluoride tubes have? - ✔✔Gray
|| || || || || || || || ||
What is the mnemonic for chemistry analytes affected by hemolysis? - ✔✔KLAMP the leak
|| || || || || || || || || || || || ||
What is the K in KLAMP the hemolysis leak? - ✔✔K+ Increased
|| || || || || || || || || || ||
What is the L in KLAMP the hemolysis leak? - ✔✔LD Increased
|| || || || || || || || || || ||
What is the A in KLAMP the hemolysis leak? - ✔✔Aldolase & Acid Phosphatase Increased
|| || || || || || || || || || || || || ||
What is the M in KLAMP the hemolysis leak? - ✔✔Magnesium Increased
|| || || || || || || || || || ||
What is the P in KLAMP the hemolysis leak? - ✔✔Phosphate (PO4) Increased
|| || || || || || || || || || || ||
At what rate do glucose levels in whole blood specimens decrease? - ✔✔Approx 10 mg/dL
|| || || || || || || || || || || || || || ||
per hour (7%)
|| ||
What is the fasting glucose reference range for serum/plasma specimens? - ✔✔70-99 mg/dL
|| || || || || || || || || || || ||
,2
How much higher are arterial and capillary glucose levels than venous? - ✔✔2-3 mg/dL
|| || || || || || || || || || || || ||
What fraction of plasma glucose is in CSF? - ✔✔60-65% (2/3) of plasma glucose
|| || || || || || || || || || || || ||
Where does insulin originate from? - ✔✔Beta cells on Islets of Langerhans on the Pancreas
|| || || || || || || || || || || || || ||
What effect does insulin have on the body? - ✔✔Stimulates the uptake of glucose by cells
|| || || || || || || || || || || || || || ||
What is the acronym for hormones that increase serum/plasma glucose? - ✔✔GAG CHET
|| || || || || || || || || || || ||
What does the first G in GAG CHET stand for? - ✔✔Glucagon
|| || || || || || || || || || ||
What does the A in GAG CHET stand for? - ✔✔ACTH
|| || || || || || || || || ||
What does the second G in GAG CHET stand for? - ✔✔Growth Hormone
|| || || || || || || || || || || ||
What does the C in GAG CHET stand for? - ✔✔Cortisol
|| || || || || || || || || ||
What does the H in GAG CHET stand for? - ✔✔Human Placental Lactogen
|| || || || || || || || || || || ||
What does the E in GAG CHET stand for? - ✔✔Epinephrine
|| || || || || || || || || ||
What does the T in GAG CHET stand for? - ✔✔T3 and T4
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What electrolytes are decreased in diabetic acidosis? - ✔✔Na and Cl
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, 2
What electrolytes are increased in diabetic acidosis? - ✔✔Potassium and Ketones
|| || || || || || || || || ||
What is the normal range for fasting plasma glucose (FPG)? - ✔✔<100 mg/dL
|| || || || || || || || || || || ||
What is the normal range for Hgb A1c? - ✔✔<5.5%
|| || || || || || || || ||
What is a pre diabetic fasting plasma glucose level? - ✔✔>100 but <126 mg/dL
|| || || || || || || || || || || || ||
What is a pre diabetic Hgb A1c level? - ✔✔5.6-6.4%
|| || || || || || || || ||
What fasting blood glucose level is diagnostic of diabetes? - ✔✔>126 mg/dL
|| || || || || || || || || || ||
What Hgb A1c level is diagnostic for uncontrolled diabetes? - ✔✔>6.5%
|| || || || || || || || || ||
What serum/plasma glucose level is diagnostic for diabetes? - ✔✔>200 mg/dL
|| || || || || || || || || ||
What is the best method for testing long-term glucose intake? - ✔✔Hgb A1c (90 days)
|| || || || || || || || || || || || || ||
What is the best method for testing short-term glucose intake? - ✔✔Fructosamine (2-3
|| || || || || || || || || || || || ||
weeks)
How do you calculate estimated average glucose? - ✔✔eAG = (28.7 x A1c) - 46.7
|| || || || || || || || || || || || || ||
What method for testing glucose is used on urine dipsticks? - ✔✔Glucose oxidase
|| || || || || || || || || || || ||
What substance can interfere with direct glucose oxidase testing? - ✔✔Vitamin C (false +)
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