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AUBF > Stras: Synovial Fluid > Flashcards

Stras: Synovial Fluid Flashcards

1
Q

The functions of synovial fluid include all of the following except:
A. Lubrication for the joints
B. Removal of cartilage debris
C. Cushioning joints during jogging
D. Providing nutrients for cartilage

A

B. Removal of cartilage debris

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2
Q

The primary function of synoviocytes is to:
A. Provide nutrients for the joints
B. Secrete hyaluronic acid
C. Regulate glucose filtration
D. Prevent crystal formation

A

B. Secrete hyaluronic acid

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3
Q

Which of the following is not a frequently performed test on synovial fluid?
A. Uric acid
B. WBC count
C. Crystal examination
D. Gram stain

A

A. Uric acid

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4
Q

The procedure for collection of synovial fluid is called:
A. Synovialcentesis
B. Arthrocentesis
C. Joint puncture
D. Arteriocentesis

A

B. Arthrocentesis

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5
Q

Match the following disorders with their appropriate group:

Gout

A

Inflammatory

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6
Q

Match the following disorders with their appropriate group:

N. gonorrhoeae infection

A

Septic

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7
Q

Match the following disorders with their appropriate group:

Lupus erythematosus

A

Inflammatory

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8
Q

Match the following disorders with their appropriate group:

Osteoarthritis

A

Noninflammatory

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9
Q

Match the following disorders with their appropriate group:

Hemophilia

A

Hemorrhagic

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10
Q

Match the following disorders with their appropriate group:

Rheumatoid arthritis

A

Inflammatory

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11
Q

Match the following disorders with their appropriate group:

Heparin overdose

A

Hemorrhagic

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12
Q

Normal synovial fluid resembles:
A. Egg white
B. Normal serum
C. Dilute urine
D. Lipemic serum

A

A. Egg white

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13
Q

Powdered anticoagulants should not be used in tubes for synovial fluid testing because it interferes with:
A. Cell counts
B. Glucose tests
C. Crystal examination
D. Differentials

A

C. Crystal examination

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14
Q

Addition of a cloudy, yellow synovial fluid to acetic acid produces a/an:
A. Yellow-white precipitate
B. Easily dispersed clot
C. Solid clot
D. Opalescent appearance

A

B. Easily dispersed clot

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15
Q

To determine if a fluid is synovial fluid, it should be mixed with:
A. Sodium hydroxide
B. Hypotonic saline
C. Hyaluronidase
D. Acetic acid

A

D. Acetic acid

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16
Q

The highest WBC count can be expected to be seen with:
A. Noninflammatory arthritis
B. Inflammatory arthritis
C. Septic arthritis
D. Hemorrhagic arthritis

A

C. Septic arthritis

17
Q

When diluting a synovial fluid WBC count, all of the following are acceptable except:
A. Acetic acid
B. Isotonic saline
C. Hypotonic saline
D. Saline with saponin

A

A. Acetic acid

18
Q

The lowest percentage of neutophils would be seen in:
A. Noninflammatory arthritis
B. Inflammatory arthritis
C. Septic arthritis
D. Hemorrhagic arthritis

A

A. Noninflammatory arthritis

19
Q

All of the following are abnormal when seen in synovial fluid except:
A. RA cells
B. Reiter cells
C. Synovial lining cells
D. Lipid droplets

A

C. Synovial lining cells

20
Q

Synovial fluid crystals that occur as a result of purine metabolism or chemotherapy for leukemia are:
A. Monosodium urate
B. Cholesterol
C. Calcium pyrophosphate
D. Apatite

A

A. Monosodium urate

21
Q

Synovial fluid crystals associated with inflammation in dialysis patients are:
A. Calcium pyrophosphate
B. Calcium oxalate
C. Corticosteroid
D. Monosodium urate

A

B. Calcium oxalate

22
Q

Crystals associated with pseudogout are:
A. Monosodium urate
B. Calcium pyrophosphate
C. Apatite
D. Corticosteroid

A

B. Calcium pyrophosphate

23
Q

Synovial fluid for crystal examination should be examined as a/an:
A. Wet preparation
B. Wright stain
C. Gram stain
D. Acid-fast stain

A

A. Wet preparation

24
Q

Crystals that have the ability to polarize light are:
A. Corticosteroid
B. Monosodium urate
C. Calcium oxalate
D. All of the above

A

D. All of the above

25
Q

In an examination of synovial fluid under compensated polarized light, rhombic-shaped crystals are observed. What color would these crystals be when aligned parallel to the slow vibration?
A. White
B. Yellow
C. Blue
D. Red

A

C. Blue

26
Q

If crystals shaped like needles are aligned perpendicular to the slow vibration of compensated polarized light, what color are they?
A. White
B. Yellow
C. Blue
D. Red

A

C. Blue

27
Q

Negative birefringence occurs under compensated polarized light when:
A. Slow light is impeded more than fast light
B. Slow light is less impeded than fast light
C. Fast light runs against the molecular grain of the
crystal
D. Both B and C

A

D. Both B and C

28
Q

Synovial fluid cultures are often plated on chocolate agar to detect the presence of:
A. Neisseria gonorrhoeae
B. Staphylococcus agalactiae
C. Streptococcus viridans
D. Enterococcus faecalis

A

A. Neisseria gonorrhoeae

29
Q

The most frequently performed chemical test on synovial fluid is:
A. Total protein
B. Uric acid
C. Calcium
D. Glucose

A

D. Glucose

30
Q

Serologic tests on patients’ serum may be performed to detect antibodies causing arthritis for all of the following disorders except:
A. Pseudogout
B. Rheumatoid arthritis
C. Lupus erythematosus
D. Lyme arthritis

A

A. Pseudogout

31
Q

Serologic testing of synovial fluid for fibrinogen and C-reactive protein is performed to:
A. Determine clot formation
B. Determine the amount of inflammation
C. Detect osteoarthritis
D. Diagnose rheumatoid arthritis

A

B. Determine the amount of inflammation

AUBF (38 decks)

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