MLPAO Test Prep – Chemistry Questions and Answers Already Passed

MLPAO Test Prep – Chemistry Questions and Answers Already Passed What is the functional unit of the kidney? Nephron What is the FOB test? Fecal Occult Blood (colorectal cancer) CSF: Normal color Clear (colorless) CSF: Traumatic tap Red (pink) CSF: Xanthochromtic Yellow Urine: Average pH 6.0 Urine: pH normal range 4.5 - 8.0 Urine: Specific gravity range 1.003 - 1.030 24 hour urine is utilized for _____ measurement to examine urinary function Quantitative 24h Urine: Sample(s) required Blood and urine 24h Urine: Substances measured Protein, Creatinine clearance, urea nitrogen, hormones, minerals, 17-hydroxy steroid, 17-ketosteroids Creatinine is a waste product of creatine _____ found in ____ phosphate, muscles Creatinine clearance indicates impaired or defective glomular/renal and kidney functions Creatinine clearance formula to measure creatine excreted in the urine vs ______ creatinine blood 24h Urine: Measured in Graduated Cylinder 24h Urine: Common preservatives 6N HCl, Boric Acid, NaOH, Sodium Carbonate (ect.) R&M Urinalysis: Should be tested within 1h of collection R&M Urinalysis: If refrigerated, then sample should be Well mixed and brought to room temperature Urine physical analysis includes Volume, colour, clarity, odor, and specific gravity Urine: delays in testing will ____ pH levels and formed elements will ____ increase, disintegrate Urine Chem-10 strips test Specific gravity, pH, Glucose, protein, ketones, blood, leukocyte esterase, nitrite, bilirubin, urobilinogen Urine: Reagent strips use _____ ______ and is specific for glucose Glucose Oxidase Cardiac profile includes which tests Troponin 1, CK, CK-MB, Myoglobin, AST, Cholesterol (all are increased for myocardial infarctions) Lipid profile includes which tests Cholesterol, HDL, LDL, triglycerides Thyroid profile includes which tests Free and total T4, T3, TSH GTT critical values 2.2 or 22.2 (mmol/L) Glucose reference ranges: Fasting 3.9-6.1 (mmol/L) Glucose reference ranges: Diabetes 7 (mmol/) Glucose reference ranges: Random /= 7.8 (mmol/L) Hemoglobin A1C Reference ranges: Normal 6% Hemoglobin A1C Reference ranges: Diabetes 7% Acceptable disinfectants for blood alcohol collection Soap, hydrogen peroxide, zephrin chloride Blood Alcohol collection: Specimen required Serum from gold or red top