Question 1

To increase the probability of detecting urine sediment constituents that have a low refractive index,clinical laboratories often use:

Accepted Answer

A)  Phase-contrast microscopy 
B)  Polarizing microscopy 
C)  Interference-contrast microscopy 
D)  Bright-field microscopy 
A)  Phase-contrast microscopy 
B)  Polarizing microscopy 
C)  Interference-contrast microscopy 
D)  Bright-field microscopy

Question 2

To distinguish a cellular cast from a clump of cells,the clinical laboratory scientist should:

Accepted Answer

A)  Check for dysmorphic cells 
B)  Look carefully for a cast matrix 
C)  Determine if free-standing cells are present 
D)  Examine the sediment using polarizing microscopy 
A)  Check for dysmorphic cells 
B)  Look carefully for a cast matrix 
C)  Determine if free-standing cells are present 
D)  Examine the sediment using polarizing microscopy

Question 3

Identification of urinary crystals is based on shape and:

Accepted Answer

A)  Urine pH and crystal solubility 
B)  Urine protein and crystal size 
C)  Urine bilirubin and glucose 
D)  Urine pH and crystal size 
A)  Urine pH and crystal solubility 
B)  Urine protein and crystal size 
C)  Urine bilirubin and glucose 
D)  Urine pH and crystal size

Question 4

Based on the information provided,how could the composition of the granules be confirmed?

Accepted Answer

A) With Prussian blue stain 
B) With polarized microscopy 
C) With Hansel stain 
D) With phase microscopy 
A) With Prussian blue stain 
B) With polarized microscopy 
C) With Hansel stain 
D) With phase microscopy

Question 5

In the urinalysis laboratory,a bright-field microscope can be converted to a polarizing microscope.

Accepted Answer

A) True 
 B)False

Question 6

To adjust the intensity of light in a bright-field microscope,the condenser should be raised or lowered.

Accepted Answer

A) True 
 B)False

Question 7

To standardize the sediment concentration for microscopic analysis one must:

Accepted Answer

A)  Centrifuge the entire urine collection 
B)  Use only the urine tubes and pipettes for a single commercial system 
C)  Interchange the urine tubes and pipettes from several commercial systems 
D)  Use only the parts of the commercial system that you want 
A)  Centrifuge the entire urine collection 
B)  Use only the urine tubes and pipettes for a single commercial system 
C)  Interchange the urine tubes and pipettes from several commercial systems 
D)  Use only the parts of the commercial system that you want

Question 8

State if a urinalysis supervisor would be concerned or not concerned about the following results:
-Candida albicans and leukocytes in a specimen with a negative nitrite test

Accepted Answer

A) Concerned 
B) Not concerned 
A) Concerned 
B) Not concerned

Question 9

The number of fields that should be examined when quantitating urinary sediment constituents is:

Accepted Answer

A)  2 
B)  5 
C)  10 
D)  20 
A)  2 
B)  5 
C)  10 
D)  20

Question 10

All of the following are reported as the quantity per high-power field except:

Accepted Answer

A)  Casts 
B)  Red blood cells (RBCs) 
C)  White blood cells (WBCs) 
D)  Bacteria 
A)  Casts 
B)  Red blood cells (RBCs) 
C)  White blood cells (WBCs) 
D)  Bacteria

Question 11

Urinalysis results on a patient being monitored following an adverse reaction occurring during surgery are:
  
-Based on the information provided,what substance is causing the positive reagent strip reaction for blood?

Accepted Answer

A)  Hemoglobin 
B)  Myoglobin 
C)  RBCs 
D)  Peroxide contamination 
A)  Hemoglobin 
B)  Myoglobin 
C)  RBCs 
D)  Peroxide contamination

Question 12

When changing magnification using a parfocal microscope,focusing is performed using the coarse adjustment knob.

Accepted Answer

A) True 
 B)False

Question 13

Matching
Choose the correct microscope part needed to perform the following functions:
-Increase objective resolution

Accepted Answer

A) Condenser 
B) Oculars 
C) Diopter adjustment knob 
D) Rheostat 
E) Nose piece 
A) Condenser 
B) Oculars 
C) Diopter adjustment knob 
D) Rheostat 
E) Nose piece

Question 14

The recommended centrifugation setting for preparation of the urine sediment is:

Accepted Answer

A)  400 RPM for 10 minutes 
B)  1000 RPM for 5 minutes 
C)  400 RCF for 5 minutes 
D)  1000 RCF for 10 minutes 
A)  400 RPM for 10 minutes 
B)  1000 RPM for 5 minutes 
C)  400 RCF for 5 minutes 
D)  1000 RCF for 10 minutes

To increase the probability of detecting urine sediment constituents that have a low refractive index,clinical laboratories often use:

To distinguish a cellular cast from a clump of cells,the clinical laboratory scientist should:

Identification of urinary crystals is based on shape and:

Based on the information provided,how could the composition of the granules be confirmed?

In the urinalysis laboratory,a bright-field microscope can be converted to a polarizing microscope.

To adjust the intensity of light in a bright-field microscope,the condenser should be raised or lowered.

To standardize the sediment concentration for microscopic analysis one must:

State if a urinalysis supervisor would be concerned or not concerned about the following results: -Candida albicans and leukocytes in a specimen with a negative nitrite test

The number of fields that should be examined when quantitating urinary sediment constituents is:

All of the following are reported as the quantity per high-power field except:

Urinalysis results on a patient being monitored following an adverse reaction occurring during surgery are: -Based on the information provided,what substance is causing the positive reagent strip reaction for blood?

When changing magnification using a parfocal microscope,focusing is performed using the coarse adjustment knob.

Matching Choose the correct microscope part needed to perform the following functions: -Increase objective resolution

The recommended centrifugation setting for preparation of the urine sediment is:

Safety and Quality Assessment

Introduction to Urinalysis

Renal Function

Physical Examination of Urine

Chemical 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 6: Microscopic Examination of Urine

To increase the probability of detecting urine sediment constituents that have a low refractive index,clinical laboratories often use:

To distinguish a cellular cast from a clump of cells,the clinical laboratory scientist should:

Identification of urinary crystals is based on shape and:

Based on the information provided,how could the composition of the granules be confirmed?

In the urinalysis laboratory,a bright-field microscope can be converted to a polarizing microscope.

To adjust the intensity of light in a bright-field microscope,the condenser should be raised or lowered.

To standardize the sediment concentration for microscopic analysis one must:

State if a urinalysis supervisor would be concerned or not concerned about the following results: -Candida albicans and leukocytes in a specimen with a negative nitrite test

The number of fields that should be examined when quantitating urinary sediment constituents is:

All of the following are reported as the quantity per high-power field except:

Urinalysis results on a patient being monitored following an adverse reaction occurring during surgery are: -Based on the information provided,what substance is causing the positive reagent strip reaction for blood?

When changing magnification using a parfocal microscope,focusing is performed using the coarse adjustment knob.

Matching Choose the correct microscope part needed to perform the following functions: -Increase objective resolution

The recommended centrifugation setting for preparation of the urine sediment is:

Safety and Quality Assessment

Introduction to Urinalysis

Renal Function

Physical Examination of Urine

Chemical Examination of Urine

Renal Disease

Urine Screening for Metabolic Disorders

Cerebrospinal Fluid

Semen

Synovial Fluid

Serous Fluid

Amniotic Fluid

Fecal Analysis

Vaginal Secretions

Filters