Free ASCP ASCP-MLS Exam Questions

Become ASCP Certified with updated ASCP-MLS exam questions and correct answers

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Total 299 Questions | Updated On: Oct 27, 2025

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Question 1

PHOX (phagocyte oxidase proteins)

A : Smear reveals Schuffner dots, parasites with irregular spreadout trophozoites, goldenbrown pigment

B : Lab tests designed to diagnose Chronic Granulomatous Disease are all based on redox reactions carried out by the phagocyte oxidase family of proteins

C : Cell series most readily identified by a positive Sudan black B

D : Most predominant for of secondary hematologic malignancy in patients with multiple myeloma

Answer: B

Question 2

When evaluating a new susceptibility testing system, if the new system characterizes a susceptible isolate as resistant, this is termed a

A : Minor error

B : Very major error

C : Major error

D : Acceptable error

Answer: C

Question 3

PHOX (phagocyte oxidase proteins)

A : Smear reveals Schuffner dots, parasites with irregular spreadout trophozoites, goldenbrown pigment

B : Lab tests designed to diagnose Chronic Granulomatous Disease are all based on redox reactions carried out by the phagocyte oxidase family of proteins

C : Cell series most readily identified by a positive Sudan black B

D : Most predominant for of secondary hematologic malignancy in patients with multiple myeloma

Answer: B

Question 4

The degree to which the kidney concentrates the glomerular filtrate can be determined by

A : urine to serum osmolality ratio

B : urine creatine

C : serum creatinine

D : creatinine clearance

Answer: A

Question 5

The reason carbon monoxide is so toxic is because it

A : is a protoplasmic poison

B : has 200 times the affinity of oxygen for hemoglobin binding sites

C : combines with cytochrome oxidase

D : sensitizes the myocardium

Answer: B

Page: 1 / 60

Total 299 Questions | Updated On: Oct 27, 2025

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