MLS ASCP Certification UPDATED ACTUAL Questions and
CORRECT Answers
1. Indole Positive and Negative example. Positive: E. coli
Negative Kleb. pneumo
2. Methyl red Positive and Negative ex- Positive: E. coli
ample. Negative: Kleb. pneumo
3. Citrate Positive and Negative exam- Positive: Kleb. pneumo
ples. Negative: E. coli
4. VP and Citrate reactions for E. coli and E. coli: negative
Kleb. pneumo: Kleb. pneumo: positive
5. Eosinophils in urine sediment indi- acute interstitial nephritis
cate:
6. What is measured in procainamide? N-acetylprocainamide (NAPA)
7. Which microorganism is linked to Post-streptococcal: S. pyogenes Group A
glomerulonephritis?
8. What diseases are linked to basophilic -beta thal major
stippling? -lead poisoning
9. Organisms that must be worked on -Brucella
under the hood: -N. meningitidis
-Mycobacterium
-Fungi and Molds
10. Who discovered ABO groups? Karl Landsteiner
11. Beer's Law states that: absorbance is directly proportional to the concen-
tration of substance in solution
12.
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, MLS ASCP Certification UPDATED ACTUAL Questions and
CORRECT Answers
Positive and Negative Control for Oxi- P. aeruginosa - pos
dase. E. coli - neg
13. Positive and Negative control for bu- Pos: M. catarhalis
tyrate: Neg: N. gonorrhoeae
14. How do you differentiate Group D -Both are Bile Esculin pos
Strep from enterococcus? -6.5% NaCl: Gp D is neg
Enterococcus is pos
PYR: Enterococcus is pos
Group D is neg
15. Major sources of ALP: Heat stability: Placenta>intestine>liver>bone
16. ALP is elevated in: 1. bile duct obstruction (gallstone)
2. Cirrhosis
3. Hepatic tumors
4. ALT/AST>ALP-->hepatitis
17. On admission and 4 hours later what Troponin I
is the best test to confirm an AMI?
18. PT measures which factors? Extrinsic: VII
Common: I, II, V, X
19. APTT measures which factors? Intrinsic: 8, 9, 11, 12, prekallikrein
Common: 1, II, V, X
20. What confirs immunity from hepatitis Anti-HBs
B? If you have the immune marker Anti-HBc*distinguishes past infection vs just vacci-
what marker will you have if you have nation
had the infection along with the im-
mune antibody?
2/6
CORRECT Answers
1. Indole Positive and Negative example. Positive: E. coli
Negative Kleb. pneumo
2. Methyl red Positive and Negative ex- Positive: E. coli
ample. Negative: Kleb. pneumo
3. Citrate Positive and Negative exam- Positive: Kleb. pneumo
ples. Negative: E. coli
4. VP and Citrate reactions for E. coli and E. coli: negative
Kleb. pneumo: Kleb. pneumo: positive
5. Eosinophils in urine sediment indi- acute interstitial nephritis
cate:
6. What is measured in procainamide? N-acetylprocainamide (NAPA)
7. Which microorganism is linked to Post-streptococcal: S. pyogenes Group A
glomerulonephritis?
8. What diseases are linked to basophilic -beta thal major
stippling? -lead poisoning
9. Organisms that must be worked on -Brucella
under the hood: -N. meningitidis
-Mycobacterium
-Fungi and Molds
10. Who discovered ABO groups? Karl Landsteiner
11. Beer's Law states that: absorbance is directly proportional to the concen-
tration of substance in solution
12.
1/6
, MLS ASCP Certification UPDATED ACTUAL Questions and
CORRECT Answers
Positive and Negative Control for Oxi- P. aeruginosa - pos
dase. E. coli - neg
13. Positive and Negative control for bu- Pos: M. catarhalis
tyrate: Neg: N. gonorrhoeae
14. How do you differentiate Group D -Both are Bile Esculin pos
Strep from enterococcus? -6.5% NaCl: Gp D is neg
Enterococcus is pos
PYR: Enterococcus is pos
Group D is neg
15. Major sources of ALP: Heat stability: Placenta>intestine>liver>bone
16. ALP is elevated in: 1. bile duct obstruction (gallstone)
2. Cirrhosis
3. Hepatic tumors
4. ALT/AST>ALP-->hepatitis
17. On admission and 4 hours later what Troponin I
is the best test to confirm an AMI?
18. PT measures which factors? Extrinsic: VII
Common: I, II, V, X
19. APTT measures which factors? Intrinsic: 8, 9, 11, 12, prekallikrein
Common: 1, II, V, X
20. What confirs immunity from hepatitis Anti-HBs
B? If you have the immune marker Anti-HBc*distinguishes past infection vs just vacci-
what marker will you have if you have nation
had the infection along with the im-
mune antibody?
2/6
