ASCP MLS COMPREHENSIVE QUESTIONS
AND SOLUTIONS
◉ Methyl red Positive and Negative example.
Answer: Positive: E. coli
Negative: Kleb. pneumo
◉ Citrate Positive and Negative examples.
Answer: Positive: Kleb. pneumo
Negative: E. coli
◉ VP and Citrate reactions for E. coli and Kleb. pneumo:
Answer: E. coli: negative
Kleb. pneumo: positive
◉ Eosinophils in urine sediment indicate:
Answer: acute interstitial nephritis
◉ What is measured in procainamide?
Answer: N-acetylprocainamide (NAPA)
◉ Which microorganism is linked to glomerulonephritis?
, Answer: Post-streptococcal: S. pyogenes Group A
◉ What diseases are linked to basophilic stippling?
Answer: -beta thal major
-lead poisoning
◉ Organisms that must be worked on under the hood:
Answer: -Brucella
-N. meningitidis
-Mycobacterium
-Fungi and Molds
◉ Who discovered ABO groups?
Answer: Karl Landsteiner
◉ Beer's Law states that:
Answer: absorbance is directly proportional to the concentration
of substance in solution
◉ Positive and Negative Control for Oxidase.
Answer: P. aeruginosa - pos
E. coli - neg
◉ Positive and Negative control for butyrate:
AND SOLUTIONS
◉ Methyl red Positive and Negative example.
Answer: Positive: E. coli
Negative: Kleb. pneumo
◉ Citrate Positive and Negative examples.
Answer: Positive: Kleb. pneumo
Negative: E. coli
◉ VP and Citrate reactions for E. coli and Kleb. pneumo:
Answer: E. coli: negative
Kleb. pneumo: positive
◉ Eosinophils in urine sediment indicate:
Answer: acute interstitial nephritis
◉ What is measured in procainamide?
Answer: N-acetylprocainamide (NAPA)
◉ Which microorganism is linked to glomerulonephritis?
, Answer: Post-streptococcal: S. pyogenes Group A
◉ What diseases are linked to basophilic stippling?
Answer: -beta thal major
-lead poisoning
◉ Organisms that must be worked on under the hood:
Answer: -Brucella
-N. meningitidis
-Mycobacterium
-Fungi and Molds
◉ Who discovered ABO groups?
Answer: Karl Landsteiner
◉ Beer's Law states that:
Answer: absorbance is directly proportional to the concentration
of substance in solution
◉ Positive and Negative Control for Oxidase.
Answer: P. aeruginosa - pos
E. coli - neg
◉ Positive and Negative control for butyrate: