General Chemistry: Heme Derivatives
UPDATED ACTUAL Exam Questions and
CORRECT Answers
In the condition kernicterus, the abnormal accumulation of bilirubin occurs in what tissue? -
CORRECT ANSWER - brain
Electrophoretic separation of hemoglobin fundamentally relies on: - CORRECT
ANSWER - Electrical charge differences of molecules
What is the group of disease called where there is a deficiency in the enzyme(s) involved in
hemoglobin synthesis - CORRECT ANSWER - Porphyrias
In heme synthesis, how many molecules of delta-aminolevulinic caid (ALA) are needed to form
one molecule of heme? - CORRECT ANSWER -8
Which two of the following biomarkers are not specific to cardiac muscle and may be elevated in
patients with injury to muscle other than cardiac muscle? - CORRECT ANSWER - CK-
MB and myoglobin
All of the following are considered cutaneous porphyrias, EXCEPT? - CORRECT
ANSWER - Acute intermittent porphyria
Glucuronic acid is used in the liver for conjugating what compound from hemoglobin
degraduation? - CORRECT ANSWER - Unconjugated bilirubin
Which enzyme is responsible for the conjugation of bilirubin? - CORRECT ANSWER -
Glucuronyl transferase
Myoglobin concentration testing is routinely used for all of the following conditions, EXCEPT? -
CORRECT ANSWER - Pulmonary edema
, An increase is total bilirubin with a normal conjugated bilirubin is most likely indicative of: -
CORRECT ANSWER - Hemolytic disease
Most common methods for measuring bilirubin are based on the reaction of bilirubin with: -
CORRECT ANSWER - Diazo reagent
How is the majority of urobilinogen that is produced daily removed from the body? - CORRECT
ANSWER - Through fecal excretion
All cells can synthesize heme, What two organs are the main sites of hemoglobin synthesis for
the body? - CORRECT ANSWER - Bone marrow and Liver
A hepatic function panel A consists of which of the following tests? - CORRECT
ANSWER - AST, ALT, ALP, Total Protein, Albumin, Total Bilirubin, Direct Bilirubin
A jaundiced newborn's bili values are as follows:
12/28 7:45 am bili 14mg/dL
12/29 7:15 am bili 13mg/dL
12/30 8:00am bili 4mg/dL - CORRECT ANSWER - The specimen was not protected from
light and bilirubin broke down resulting in a false decreased value
A CMP consists of which group of tests? - CORRECT ANSWER - Albumin, Glucose,
BUN, Creatinine, Sodium, Potassium, Chloride, CO2, AST, ALT, ALP, Total protein, Total
bilirubin, Calcium
Fecal urobilinogen level may be markedly decreased because of - CORRECT ANSWER -
Bilary obstruction
UPDATED ACTUAL Exam Questions and
CORRECT Answers
In the condition kernicterus, the abnormal accumulation of bilirubin occurs in what tissue? -
CORRECT ANSWER - brain
Electrophoretic separation of hemoglobin fundamentally relies on: - CORRECT
ANSWER - Electrical charge differences of molecules
What is the group of disease called where there is a deficiency in the enzyme(s) involved in
hemoglobin synthesis - CORRECT ANSWER - Porphyrias
In heme synthesis, how many molecules of delta-aminolevulinic caid (ALA) are needed to form
one molecule of heme? - CORRECT ANSWER -8
Which two of the following biomarkers are not specific to cardiac muscle and may be elevated in
patients with injury to muscle other than cardiac muscle? - CORRECT ANSWER - CK-
MB and myoglobin
All of the following are considered cutaneous porphyrias, EXCEPT? - CORRECT
ANSWER - Acute intermittent porphyria
Glucuronic acid is used in the liver for conjugating what compound from hemoglobin
degraduation? - CORRECT ANSWER - Unconjugated bilirubin
Which enzyme is responsible for the conjugation of bilirubin? - CORRECT ANSWER -
Glucuronyl transferase
Myoglobin concentration testing is routinely used for all of the following conditions, EXCEPT? -
CORRECT ANSWER - Pulmonary edema
, An increase is total bilirubin with a normal conjugated bilirubin is most likely indicative of: -
CORRECT ANSWER - Hemolytic disease
Most common methods for measuring bilirubin are based on the reaction of bilirubin with: -
CORRECT ANSWER - Diazo reagent
How is the majority of urobilinogen that is produced daily removed from the body? - CORRECT
ANSWER - Through fecal excretion
All cells can synthesize heme, What two organs are the main sites of hemoglobin synthesis for
the body? - CORRECT ANSWER - Bone marrow and Liver
A hepatic function panel A consists of which of the following tests? - CORRECT
ANSWER - AST, ALT, ALP, Total Protein, Albumin, Total Bilirubin, Direct Bilirubin
A jaundiced newborn's bili values are as follows:
12/28 7:45 am bili 14mg/dL
12/29 7:15 am bili 13mg/dL
12/30 8:00am bili 4mg/dL - CORRECT ANSWER - The specimen was not protected from
light and bilirubin broke down resulting in a false decreased value
A CMP consists of which group of tests? - CORRECT ANSWER - Albumin, Glucose,
BUN, Creatinine, Sodium, Potassium, Chloride, CO2, AST, ALT, ALP, Total protein, Total
bilirubin, Calcium
Fecal urobilinogen level may be markedly decreased because of - CORRECT ANSWER -
Bilary obstruction
