ASCP MLS Exam Latest Update| Questions and Correct Answers| Rated A+/ASCP MLS EXAM 2023/2024 LATEST UPDATE
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Procainamide - ANSWERS--Answer: NAPA
-p. 86-Ant antiarrhythmic drug that has a metabolite with the same drug action
-Procainamide is metabolized to N-Acetylprocainamide (NAPA)
- Must quantify both. Although they have the same drug affect, difference in half- life may cause NAPA to accumulate in the blood and produce toxic affects even at therapeutic levels of procainamide.
loose clusters of small spherical microconidia, positive urease - ANSWERS--Answer: Trichophyton mentagrophytes -Trichophyton is the only Dermatophyte with two colony types :
macroconidia and microconidia. - T. mentagrophytes characteristically produce "grapelike clusters" of microconidia. - Positive in the hair perforation test.
Beta -HCG tumor marker - ANSWERS-Answer: chorocarcinoma
-The are are 2 forms of hCG Alpha (common form) and Beta (unique form)
5HIAA 5-hydroxyindoleacetic acid - ANSWERS--Answer: carcinoid tumors -5HIAA: primary metabolite of serotonin, a chemical substance (neurotransmitter) that transmits messages between nerve cells. -Large quantities of serotonin and 5-HIAA may be produced by some carcinoid tumors.- Carcinoid tumors are slow-growing noncancerous or cancerous neuroendocrine masses that can form in the GI tract, especially in the appendix, and in the lungs.
Proteus vulgaris vs P. mirabilis indole test - ANSWERS-P. vulgaris is indole pos. P. mirabilis is indole neg
Hydatid cyst fluid - ANSWERS-used to neutralize Anti-P1 antibody
Antacid overdose - ANSWERS-Check pH
Prolonged PT, PTT, and thrombin after collecting from catheter - ANSWERS-heparin contamination
mixing study that was performed with a prolonged PTT that couldn't be corrected -
ANSWERS-DRVVT (Dilute Russell Viper Venom Test)
two pt's ran in duplicate (PT and PTT). The PTT seemed to always be prolonged but PT looked ok - ANSWERS-check the CaCl/phospholipid reagent delivery
Patient is on coumadin therapy, what will be affected - ANSWERS-Decreased protein C
Lot's of stomatocytes - ANSWERS-Liver disease
Burr cells - ANSWERS-Uremia
Picture of target cells with hemoglobin C crystals. The white count was high on instrument 1, so a second instrument was used with a stronger lysing agent, and the white count was corrected - ANSWERS-anti-lysing target cells are what increased the white count? Erythrocytes containing hemoglobin C do not lyse normally (sickle cell diseases)
A sodium citrate tube was drawn for a HCT on a pt but the hematocrit was abnormal - ANSWERS-recollect with decreased anticoagulant. high hct (>55%) causes low plasma so you need less anticoagulant
Question that gives a red blood cells count, HGB, and HCT. I did the rule of 3 and found that the HGB didn' [Show Less]