FREE LABORATORY SCIENCE AND STUDY GAMES ABOUT

PDF Download

FREE LABORATORY SCIENCE AND STUDY GAMES ABOUT

MLS ASCP EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -92 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Anti- i is associated w/ ?

Answer:

Infectious mononucleosis Lymphoproliferative disease Occasionally cold hemagglutinin disease

Question 2: When should a pipette be wiped off?

Answer:

Prior to lowering the meniscus to the cal mark

Question 3: PAS stains are used for?

Answer:

body fluids, exudates, tissue homogenates, sputum and bronchial washings - fungi will stain magenta

Question 4: Phaeohyphomycosis is caused by which type of mold?

Answer:

Dematiaceous

Question 5: What should be done if all of the patient's foward and reverse types are negative?

Answer:

Incubate all testing tubes at 22 degrees

Question 6: sulfosalicyclic acid test

Answer:

cold precipitation test, Reacts with all forms of protein equally, Must be performed on centrifuged specimens

Question 7: walking pneumo, diagnosed by IgM testing

Answer:

Mycoplasma pneumoniae

Question 8: Creatinine clearance formula

Answer:

urine creatinine X Total volume X Aver. BSA (1.73) serum creatinine 1440 (min) Actual BSA

Question 9: Acetest

Answer:

used to detect ketones in serum or urine

Question 10: When is urobilinogen increased?

Answer:

early liver disorders and hemolytic disorders

Question 11: Gold-standard anti-fungal drug

Answer:

Amphotericin B - given thru IV (very expensive and has adverse reactions) Question 12: Most infectious dimorphic mold in the world. Endemic in SW US. Thick walled barrel shaped arthroconidia with alternating empty disjunctor cells. Grows rapidly. Diagnostic from travel history. Exoantigen test done to confirm isolate.

Answer:

Coccidioides immitis

Question 13: Proteus vulgaris

Answer:

indole pos, phenylalnine neg, urease neg

Question 14: What additive is used for blood gas anaylsis?

Answer:

Heparin Question 15: Used to detect early Aspergillus infections in transplant patients?

Answer:

Galactomannan antigen detection

Question 16: Haptoglobin will be _____ in hemolytic anemia

Answer:

decreased Question 17: How do you prevent Transfusion Associated Circulatory Overload (TACO) ?

Answer:

Patients should receive rbc units rather than whole blood. should be administered at a slow rate

Question 18: Double zone hemoloysis. anaerobic

Answer:

clostridium perfringens Question 19: What happens to a urine specimen if it is left sitting out for more than 2 hours?

Answer:

color darkens clarity decreases odor increases pH increases glucose decreases Ketones, bilirubin, and urobilionogens decrease

Question 20: What antibodies are responsible for HDFN?

Answer:

Anti-D Anti-c Anti-K

Question 21: What immunoglobulin will react best at room temp?

Answer:

IgM Question 22: Large, one-celled, dimorphic,smooth tuberculate macroconidia with a prickly surface. found in bat guano. Use Giemsa or Wright's Stain. Use BHI agar

Answer:

Histoplasm capsulatum

Question 23: Amino acid analysis should be collected in which tube?

Answer:

heparin tube w/ plasma quickly removed from cells

Question 24: What components are required in PCR

Answer:

1) thermostable DNA polymerase (taq)

2) deoxynucleotides (dNTPs)

3) DNA of interest

4) oligonnucleotide primers Question 25: bile esculin pos, anaerobic GNR, infects soft tissue. most common anaerobe isolated. 1st to product beta lactamase

Answer:

Bacteroides fragilis