©Jason MacConnell 2025 ALL RIGHTS RESERVED.
BOC Practice Exam Questions With Correct
Answers A+
Neisseria species can be traditionally differentiated by their fermentation of sugars. ID the
biochemical reaction that goes w/the correct species of Neisseria given.
A. N. gonorrheae = glucose +, maltose -, lactose +
B. N. lactamica = glucose -, maltose -, lactose -
C. N. cinera = glucose +, maltose +, lactose +
D. N. meningitidis = glucose +, maltose +, lactose - - Answer✔D
Which finding best distinguishes immune hemolytic anemia from other hemolytic anemias?
A. Rouleaux
B. Positive DAT
C. Splenomegaly
D. Increased erythrocyte count - Answer✔B
An electrophoretic separation of lactate dehydrogenase isoenzyme that demonstrates elevation in
LD-1 greater than LD-2 could be indicative of:
A. A normal LD isoenzyme pattern
B. Hemolysis
C. Pancreatitis
D. Hepatic injury - Answer✔B
The following cestode is commonly assoc w/dogs & cats but also may be transmitted to humans
through the ingestion of dog & cat fleas that contain the cysticercoid of the parasite. Lab
diagnosis may be made by observing groups of egg packets, as seen in the diagram (8), in the
stool.
A. Dipylidium caninum
B. Hymenolepis nana
C. Taenia saginata
, ©Jason MacConnell 2025 ALL RIGHTS RESERVED.
D. Echinococcus granulosus - Answer✔A
Chloroquine diphosphate can be used in blood banking for which of the following
methodologies?
A. to remove antibody bound to red cells so that cells can be further tested
B. to remove a specific antibody in serum or plasma
C. to remove ABO antigens from cells
D. to remove Rh antigens from cells - Answer✔A
Which of the following statements is correct regarding total laboratory automation (TLA)?
A. back-end systems may include removal of specimens from the analyzer
B. front-end systems may include removal of specimens from the analyzer w/transport to storage
C. front-end systems may include retrieval from storage
D. back-end systems may include ID of specimens - Answer✔A
The kidneys perform all of the following functions EXCEPT:
A. acid-base balance
B. hormone production
C. reabsorption of waste products
D. water & electrolyte balance - Answer✔C
Which of the following is true of genotype screening in pharmacogenetics?
A. genotype screening gives a better overall picture of drug metabolism than measuring
metabolism w/probe drugs
B. genotyping does not take into account drug interactions which can affect metabolism
C. genotyping typically involves measuring only one mutation site or polymorphism
D. genotyping has no known impact on drug metabolism - Answer✔B
A representative congenital monocyte-macrophage functional disorder is:
A. Chediak-Higashi syndrome
B. Gaucher's disease
C. Leukocyte adhesion deficiency
D. Systemic inflammatory response syndrome (SIRS) - Answer✔B
The trophozoite is the only morphologiv form in the life cycle of:
A. Trypanosoma cruzi
BOC Practice Exam Questions With Correct
Answers A+
Neisseria species can be traditionally differentiated by their fermentation of sugars. ID the
biochemical reaction that goes w/the correct species of Neisseria given.
A. N. gonorrheae = glucose +, maltose -, lactose +
B. N. lactamica = glucose -, maltose -, lactose -
C. N. cinera = glucose +, maltose +, lactose +
D. N. meningitidis = glucose +, maltose +, lactose - - Answer✔D
Which finding best distinguishes immune hemolytic anemia from other hemolytic anemias?
A. Rouleaux
B. Positive DAT
C. Splenomegaly
D. Increased erythrocyte count - Answer✔B
An electrophoretic separation of lactate dehydrogenase isoenzyme that demonstrates elevation in
LD-1 greater than LD-2 could be indicative of:
A. A normal LD isoenzyme pattern
B. Hemolysis
C. Pancreatitis
D. Hepatic injury - Answer✔B
The following cestode is commonly assoc w/dogs & cats but also may be transmitted to humans
through the ingestion of dog & cat fleas that contain the cysticercoid of the parasite. Lab
diagnosis may be made by observing groups of egg packets, as seen in the diagram (8), in the
stool.
A. Dipylidium caninum
B. Hymenolepis nana
C. Taenia saginata
, ©Jason MacConnell 2025 ALL RIGHTS RESERVED.
D. Echinococcus granulosus - Answer✔A
Chloroquine diphosphate can be used in blood banking for which of the following
methodologies?
A. to remove antibody bound to red cells so that cells can be further tested
B. to remove a specific antibody in serum or plasma
C. to remove ABO antigens from cells
D. to remove Rh antigens from cells - Answer✔A
Which of the following statements is correct regarding total laboratory automation (TLA)?
A. back-end systems may include removal of specimens from the analyzer
B. front-end systems may include removal of specimens from the analyzer w/transport to storage
C. front-end systems may include retrieval from storage
D. back-end systems may include ID of specimens - Answer✔A
The kidneys perform all of the following functions EXCEPT:
A. acid-base balance
B. hormone production
C. reabsorption of waste products
D. water & electrolyte balance - Answer✔C
Which of the following is true of genotype screening in pharmacogenetics?
A. genotype screening gives a better overall picture of drug metabolism than measuring
metabolism w/probe drugs
B. genotyping does not take into account drug interactions which can affect metabolism
C. genotyping typically involves measuring only one mutation site or polymorphism
D. genotyping has no known impact on drug metabolism - Answer✔B
A representative congenital monocyte-macrophage functional disorder is:
A. Chediak-Higashi syndrome
B. Gaucher's disease
C. Leukocyte adhesion deficiency
D. Systemic inflammatory response syndrome (SIRS) - Answer✔B
The trophozoite is the only morphologiv form in the life cycle of:
A. Trypanosoma cruzi
