Question 1

All of the following are tests frequently performed on synovial fluid except:

Accepted Answer

A)  Gram stain 
B)  WBC count 
C)  Uric acid 
D)  Differential

Question 2

Vacuolated macrophages containing ingested neutrophils are called:

Accepted Answer

A)  Ragocytes 
B)  Rice bodies 
C)  Reiter's cells 
D)  LE cells

Question 3

Three tubes of blood-streaked synovial fluid from the elbow of a 40-year-old tennis player are delivered to the laboratory with a request for a WBC count,differential,crystal analysis,glucose,and Gram stain.
-Based on the laboratory results listed: WBC count = 1000/µL,the differential has 80% mononuclear cells and 20% neutrophils,the glucose is normal,and Gram stain is negative.What classification of joint disorders is indicated?

Accepted Answer

A)  Noninflammatory 
B)  Inflammatory/crystal-induced 
C)  Septic 
D)  Hemorrhagic

Question 4

Monosodium urate crystals are found both extracellularly and intracellularly.

Accepted Answer

A) True 
 B)False

Question 5

Synovial fluid should be routinely cultured for the presence of Borrelia burgdorferi.

Accepted Answer

A) True 
 B)False

Question 6

All of the following diseases are frequently associated with joint disorders except:

Accepted Answer

A)  Lyme disease 
B)  Tuberculosis 
C)  Lupus erythematosus 
D)  Rheumatoid arthritis

Question 7

Fluid obtained from the knee of a 60-year-old man who has been experiencing episodes of severe pain for several years has the following results: 
-Based on the information provided,does this patient have a metabolic or degenerative disorder?

Accepted Answer

A)  Metabolic 
B)  Degenerative

Question 8

A turbid synovial fluid with yellow-green color indicates:

Accepted Answer

A)  Inflammation 
B)  Infection 
C)  Crystals 
D)  Increased bilirubin

Question 9

Which of the following descriptions of synovial fluid does not correlate?

Accepted Answer

A)  Normal: clear, pale yellow 
B)  Crystals: milky 
C)  Traumatic tap: blood streaks 
D)  Sepsis: uniform blood

Question 10

Synovial fluid is produced by:

Accepted Answer

A)  Selective filtration of plasma 
B)  Ultrafiltration of plasma 
C)  Metabolic waste products from synoviocytes 
D)  Reabsorption of interstitial fluid

Question 11

The presence of neutrophils containing dark granules in the synovial fluid is associated with:

Accepted Answer

A)  Reiter's syndrome 
B)  Pigmented villonodular synovitis 
C)  Rheumatoid arthritis 
D)  Crush injuries

Question 12

In gout,both serum and synovial fluid will have increased levels of:

Accepted Answer

A)  Glucose 
B)  Protein 
C)  Uric acid 
D)  Complement

Question 13

Fluid obtained from the knee of a 60-year-old man who has been experiencing episodes of severe pain for several years has the following results: 
-Based on the information provided,what crystals are most probably present?

Accepted Answer

A)  Monosodium urate 
B)  Calcium pyrophosphate 
C)  Calcium oxalate 
D)  Corticosteroid

Question 14

A cloudy,yellow-green synovial fluid with 100,000 white blood cells (WBCs),a predominance of neutrophils,and a decreased glucose should be classified as:

Accepted Answer

A)  Noninflammatory 
B)  Inflammatory 
C)  Septic 
D)  Crystal-induced

Question 15

Which of the following crystals would most likely be present in conjunction with calcium pyrophosphate crystals in synovial fluid?

Accepted Answer

A)  Hydroxyapatite 
B)  Calcium oxalate 
C)  Monosodium urate 
D)  Cholesterol

Question 16

Monosodium urate crystals may be present in synovial fluid from patients receiving chemotherapy for leukemia.

Accepted Answer

A) True 
 B)False

Question 17

Examination of synovial fluid under direct polarized light reveals intracellular needle-shaped crystals that appear white against the black background.When a red compensator is added and the crystals are aligned with the slow vibration,they appear yellow against the red background.These crystals are:

Accepted Answer

A)  Monosodium urate showing positive birefringence 
B)  Monosodium urate showing negative birefringence 
C)  Calcium pyrophosphate showing positive birefringence 
D)  Calcium pyrophosphate showing negative birefringence

Question 18

Before performing a cell count on highly viscous synovial fluid,it may be necessary to incubate the fluid with:

Accepted Answer

A)  Glacial acetic acid 
B)  Normal saline 
C)  Hypotonic saline 
D)  Hyaluronidase

Question 19

Neutrophils that contain precipitated rheumatoid factor in their cytoplasm are called:

Accepted Answer

A)  LE cells 
B)  Reiter's cells 
C)  Ragocytes 
D)  Macrophages

Question 20

All of the following primary cells are seen in normal synovial fluid except:

Accepted Answer

A)  Macrophages 
B)  Neutrophils 
C)  Monocytes 
D)  Synovial tissue cells

Exam 11: Synovial Fluid

All of the following are tests frequently performed on synovial fluid except:

Vacuolated macrophages containing ingested neutrophils are called:

Monosodium urate crystals are found both extracellularly and intracellularly.

Synovial fluid should be routinely cultured for the presence of Borrelia burgdorferi.

All of the following diseases are frequently associated with joint disorders except:

Fluid obtained from the knee of a 60-year-old man who has been experiencing episodes of severe pain for several years has the following results: -Based on the information provided,does this patient have a metabolic or degenerative disorder?

A turbid synovial fluid with yellow-green color indicates:

Which of the following descriptions of synovial fluid does not correlate?

Synovial fluid is produced by:

The presence of neutrophils containing dark granules in the synovial fluid is associated with:

In gout,both serum and synovial fluid will have increased levels of:

Fluid obtained from the knee of a 60-year-old man who has been experiencing episodes of severe pain for several years has the following results: -Based on the information provided,what crystals are most probably present?

A cloudy,yellow-green synovial fluid with 100,000 white blood cells (WBCs) ,a predominance of neutrophils,and a decreased glucose should be classified as:

Which of the following crystals would most likely be present in conjunction with calcium pyrophosphate crystals in synovial fluid?

Monosodium urate crystals may be present in synovial fluid from patients receiving chemotherapy for leukemia.

Before performing a cell count on highly viscous synovial fluid,it may be necessary to incubate the fluid with:

Neutrophils that contain precipitated rheumatoid factor in their cytoplasm are called:

All of the following primary cells are seen in normal synovial fluid except: