Question 1

The chemical principle of the reagent strip test for bilirubin is that bilirubin:

Accepted Answer

A)  Causes a color change when it binds to a buffered pH indicator 
B)  Combines with a diazonium salt to form a colored complex 
C)  Is oxidized to biliverdin 
D)  Causes a pH change detected by the reagent pad indicator 
A)  Causes a color change when it binds to a buffered pH indicator 
B)  Combines with a diazonium salt to form a colored complex 
C)  Is oxidized to biliverdin 
D)  Causes a pH change detected by the reagent pad indicator B

Question 2

Reagent strip reactions for white blood cells are based on the detection of:

Accepted Answer

A)  Bacterial peroxidase activity 
B)  Esterase activity 
C)  Reduction of indoxyl blue 
D)  Binding of a diazonium salt 
A)  Bacterial peroxidase activity 
B)  Esterase activity 
C)  Reduction of indoxyl blue 
D)  Binding of a diazonium salt B

Question 3

All of the following will produce a positive leukocyte esterase (LE)reaction except:

Accepted Answer

A)  Monocytes 
B)  Trichomonas 
C)  Neutrophils 
D)  Lymphocytes 
A)  Monocytes 
B)  Trichomonas 
C)  Neutrophils 
D)  Lymphocytes D

Question 4

The principle of the reagent strip test for pH is:

Accepted Answer

A)  A double indicator reaction 
B)  The protein error of indicators 
C)  The diazo reaction 
D)  A Greiss reaction 
A)  A double indicator reaction 
B)  The protein error of indicators 
C)  The diazo reaction 
D)  A Greiss reaction

Question 5

Which of the following is not true about the Ictotest?

Accepted Answer

A)  Bilirubin is concentrated on the surface of an absorbent pad. 
B)  Interfering pigments can be washed into the pad. 
C)  It uses the same principle as the reagent strip. 
D)  It is less sensitive than the reagent strip test. 
A)  Bilirubin is concentrated on the surface of an absorbent pad. 
B)  Interfering pigments can be washed into the pad. 
C)  It uses the same principle as the reagent strip. 
D)  It is less sensitive than the reagent strip test.

Question 6

When performing reagent strip quality control,the:

Accepted Answer

A)  Positive readings should match the reference value by plus or minus one color block 
B)  Negative readings should match within one color block of the reference value 
C)  Positive readings except protein and bilirubin should match the reference value 
D)  Negative values except glucose and nitrite should be negative 
A)  Positive readings should match the reference value by plus or minus one color block 
B)  Negative readings should match within one color block of the reference value 
C)  Positive readings except protein and bilirubin should match the reference value 
D)  Negative values except glucose and nitrite should be negative

Question 7

Ascorbic acid will bind with diazonium salts.

Accepted Answer

A) True 
 B)False

Question 8

The following questions relate to the substances formed in the degradation of heme:
-The substance that produces the brown color associated with normal feces is:

Accepted Answer

A)  Urobilinogen 
B)  Unconjugated bilirubin 
C) . Stercobilinogen 
D)  Conjugated bilirubin 
A)  Urobilinogen 
B)  Unconjugated bilirubin 
C) . Stercobilinogen 
D)  Conjugated bilirubin

Question 9

All of the following reagent strip tests use a diazonium salt except:

Accepted Answer

A)  Bilirubin 
B)  Nitrite 
C)  Specific gravity 
D)  Leukocyte esterase 
A)  Bilirubin 
B)  Nitrite 
C)  Specific gravity 
D)  Leukocyte esterase

Question 10

Pediatric urine specimens are additionally tested for the presence of:

Accepted Answer

A)  Glucose using Clinitest 
B)  Galactose using Multistix 
C)  Lactose using Multistix Pro 
D)  Galactose using Clinitest 
A)  Glucose using Clinitest 
B)  Galactose using Multistix 
C)  Lactose using Multistix Pro 
D)  Galactose using Clinitest

Question 11

The reagent strip test for ketones may detect the urinary presence of:

Accepted Answer

A)  Acetoacetic acid and beta-hydroxybutyric acid 
B)  Acetone and beta-hydroxybutyric acid 
C)  Beta-hydroxybutyric acid and diacetic acid 
D)  Acetoacetic acid and acetone 
A)  Acetoacetic acid and beta-hydroxybutyric acid 
B)  Acetone and beta-hydroxybutyric acid 
C)  Beta-hydroxybutyric acid and diacetic acid 
D)  Acetoacetic acid and acetone

Question 12

The detection of hemosiderin in the urine can be associated with:

Accepted Answer

A)  Myoglobinuria 
B)  Hematuria 
C)  Albuminuria 
D)  Hemoglobinuria 
A)  Myoglobinuria 
B)  Hematuria 
C)  Albuminuria 
D)  Hemoglobinuria

Question 13

A urine with a high pH reading can contain a:

Accepted Answer

A)  High concentration of chloride ions 
B)  High concentration of hydrogen ions 
C)  Low concentration of chloride ions 
D)  Low concentration of hydrogen ions 
A)  High concentration of chloride ions 
B)  High concentration of hydrogen ions 
C)  Low concentration of chloride ions 
D)  Low concentration of hydrogen ions

Question 14

While performing a Clinitest,you observe that the color changes rapidly from blue to orange and then back to blue.You should:

Accepted Answer

A)  Report the test as negative, because the final reaction color is blue 
B)  Report the test as negative, because the brief orange color probably was from detergent in the tube 
C)  Repeat the test using fewer drops of urine to check for "pass through" 
D)  Repeat the test using more drops of urine to prevent "pass through" 
A)  Report the test as negative, because the final reaction color is blue 
B)  Report the test as negative, because the brief orange color probably was from detergent in the tube 
C)  Repeat the test using fewer drops of urine to check for "pass through" 
D)  Repeat the test using more drops of urine to prevent "pass through"

Question 15

Glucosuria not accompanied by hyperglycemia is seen in patients with:

Accepted Answer

A)  Renal disease 
B)  Gestational diabetes 
C)  Cushing's syndrome 
D)  Hyperthyroidism 
A)  Renal disease 
B)  Gestational diabetes 
C)  Cushing's syndrome 
D)  Hyperthyroidism

Question 16

When performing a reagent strip test for protein,false-positive results may be obtained in the presence of:

Accepted Answer

A)  Ketones bodies 
B)  Alkali specimen 
C)  Glucose present 
D)  Radiographic contrast media 
A)  Ketones bodies 
B)  Alkali specimen 
C)  Glucose present 
D)  Radiographic contrast media

Question 17

The appearance of glucose in the urine of a patient with an elevated blood sugar indicates:

Accepted Answer

A)  Diabetes mellitus 
B)  Renal tubular damage 
C)  Diabetes insipidus 
D)  Cylindroiduria 
A)  Diabetes mellitus 
B)  Renal tubular damage 
C)  Diabetes insipidus 
D)  Cylindroiduria

Question 18

Excessive fat metabolism is indicated by the urinary presence of:

Accepted Answer

A)  Cholesterol 
B)  Glucose 
C)  Ketones 
D)  Protein 
A)  Cholesterol 
B)  Glucose 
C)  Ketones 
D)  Protein

Question 19

What action would you take with the following results?

Accepted Answer

A)  Call the floor because the urobilinogen is over the panic value 
B)  Notify the floor that the specimen is too old 
C)  Recheck the sediment 
D)  Report the result 
A)  Call the floor because the urobilinogen is over the panic value 
B)  Notify the floor that the specimen is too old 
C)  Recheck the sediment 
D)  Report the result

Question 20

Myoglobin is removed from the blood more rapidly than hemoglobin.

Accepted Answer

A) True 
 B)False

The chemical principle of the reagent strip test for bilirubin is that bilirubin:

Reagent strip reactions for white blood cells are based on the detection of:

All of the following will produce a positive leukocyte esterase (LE)reaction except:

The principle of the reagent strip test for pH is:

Which of the following is not true about the Ictotest?

When performing reagent strip quality control,the:

Ascorbic acid will bind with diazonium salts.

The following questions relate to the substances formed in the degradation of heme: -The substance that produces the brown color associated with normal feces is:

All of the following reagent strip tests use a diazonium salt except:

Pediatric urine specimens are additionally tested for the presence of:

The reagent strip test for ketones may detect the urinary presence of:

The detection of hemosiderin in the urine can be associated with:

A urine with a high pH reading can contain a:

While performing a Clinitest,you observe that the color changes rapidly from blue to orange and then back to blue.You should:

Glucosuria not accompanied by hyperglycemia is seen in patients with:

When performing a reagent strip test for protein,false-positive results may be obtained in the presence of:

The appearance of glucose in the urine of a patient with an elevated blood sugar indicates:

Excessive fat metabolism is indicated by the urinary presence of:

What action would you take with the following results?

Myoglobin is removed from the blood more rapidly than hemoglobin.

Safety and Quality Assessment

Introduction to Urinalysis

Renal Function

Physical Examination of Urine

Microscopic Examination of Urine

Renal Disease

Urine Screening for Metabolic Disorders

Cerebrospinal Fluid

Semen

Synovial Fluid

Serous Fluid

Amniotic Fluid

Fecal Analysis

Vaginal Secretions

Filters

Exam 5: Chemical Examination of Urine

The chemical principle of the reagent strip test for bilirubin is that bilirubin:

Reagent strip reactions for white blood cells are based on the detection of:

All of the following will produce a positive leukocyte esterase (LE)reaction except:

The principle of the reagent strip test for pH is:

Which of the following is not true about the Ictotest?

When performing reagent strip quality control,the:

Ascorbic acid will bind with diazonium salts.

The following questions relate to the substances formed in the degradation of heme: -The substance that produces the brown color associated with normal feces is:

All of the following reagent strip tests use a diazonium salt except:

Pediatric urine specimens are additionally tested for the presence of:

The reagent strip test for ketones may detect the urinary presence of:

The detection of hemosiderin in the urine can be associated with:

A urine with a high pH reading can contain a:

While performing a Clinitest,you observe that the color changes rapidly from blue to orange and then back to blue.You should:

Glucosuria not accompanied by hyperglycemia is seen in patients with:

When performing a reagent strip test for protein,false-positive results may be obtained in the presence of:

The appearance of glucose in the urine of a patient with an elevated blood sugar indicates:

Excessive fat metabolism is indicated by the urinary presence of:

What action would you take with the following results?

Myoglobin is removed from the blood more rapidly than hemoglobin.

Safety and Quality Assessment

Introduction to Urinalysis

Renal Function

Physical Examination of Urine

Microscopic Examination of Urine

Renal Disease

Urine Screening for Metabolic Disorders

Cerebrospinal Fluid

Semen

Synovial Fluid

Serous Fluid

Amniotic Fluid

Fecal Analysis

Vaginal Secretions

Filters