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CHEMISTRY
| Question | Answer |
|---|---|
| Photodetectors that is most sensitive to low levels of light | Photomultiplier tube |
| Conjugated bilirubin tightly bound to protein (albumin) | Delta bilirubin |
| Marker for detoxification | Ammonia |
| Abnormal accumulation of bilirubin in the brain tissue | Kernicterus |
| Measures the filtering capacity of the glomeruli | Clearance test |
| NPN that is not a kidney test but a liver test | Ammonia |
| Reagent that reacted with bilirubin to form PURPLE azobilirubin is | Diazotized sulfanilic acid |
| For the determination of serum bilirubin concentration quantitation is obtained by measuring | Azobilirubin |
| Hemoglobin resistant to alkali denaturation | Hemoglobin F |
| Urobilinogen is formed in the | Intestine |
| In the liver, bilirubin is converted to | Bilirubin diglucoronide |
| Least effective compensatory mechanism | Metabolic Alkalosis (HYPOVENTILATION) |
| Most effective compensatory mechanism | Respiratory Alkalosis |
| Principle of bilirubin assay | Van den Berg reaction |
| Most sensitive and widely used bilirubin assay | Jendrassik Grof |
| pCO2 in ISE measures | pH |
| #1 marker for obstructive jaundice | ALP positive |
| Most common cause of hyperbilirubinemia | Cholelithiasis (Presence of gall stones) |
| Bilirubin transport deficit, impaired cellular uptake of bilirubin | Gilbert syndrome |
| Conjugation deficit, deficiency of enzyme UDGT | Crigler-Najjar Syndrome |
| Bilirubin excretion deficit | Dubin-Johnson & Rotor Syndrome |
| Best method to diagnose lactase deficiency | H2 breath test |