Body Fluids Final

Question 1

volume of the total ruled area of one side of the hemocytometer

Answer 1

0.9uL

Question 2

RBC square volume (one side)

Answer 2

0.02uL

Question 3

Test order for tubes of CSF

Answer 3

Tube 1: Chem and serology
Tube 2: Micro
Tube 3: Hematology
Tube 4: Misc

Question 4

Which CSF tubes must be centrifuged prior to testing?

Answer 4

Chem and micro

Question 5

What is the diagnostic descriptor for yellow discoloration of CSF supernatant?

Answer 5

Xanthrochromic

Question 6

Signs of traumatic tap (2)

Answer 6

Decreasing blood in tubes
Bloody, clotted tube

Question 7

Signs of CVA in CSF (3)

Answer 7

Xanthrochromia
RBC degradation products
All tubes bloody

Question 8

adult normal range for CSF chemistry (3)

Answer 8

Protein: 15-45mg/dl
Glucose: 45-80mg/dl OR
60-70% of plasma glucose

Question 9

adult normal ranges for CSF hematology (2)

Answer 9

WBC: <5 cells/uL
RBC: 0 cells/uL

Question 10

normal adult diff for CSF? (4)

Answer 10

Lymph: 70%
Mono: 30%
Neutro: 0
May also report as 100% mono

Question 11

Normal volume of CSF in children

Answer 11

10-60ml

Question 12

Normal volume of CSF in adults

Answer 12

90-200ml

Question 13

How are childrens’ normal results for CSF different than adults? (2)

Answer 13

Newborns can have 30 monos
“flipped diff,” more monos than lymphs

Question 14

Failure to document time a semen is collected primarily affects interpretation of what?

Answer 14

viscosity/liqueficatoin

Question 15

sperm motility evaluations should be performed within ___ hours

Answer 15

1-2

Question 16

sperm motility is evaluated on the basis of (2)

Answer 16

speed and direction

Question 17

The major component of seminal fluid is

Answer 17

fructose

Question 18

proteolytic enzymes may be added to semen specimens to

Answer 18

decrease the viscosity

Question 19

The immunobead test for antisperm antibodies determines the presence of ___ (3)

Answer 19

IgG, IgM, and IgA antibodies

Question 20

Presence of prostatic acid phosphatase and glycoprotein p30 can determine possible ____ (2)

Answer 20

sexual assault

Question 21

Monosodium urate crystals in synovial fluid are

Answer 21

gout

Question 22

Calcium pyrophosphate crystals in synovial fluid are

Answer 22

pseudogout

Question 23

Cholesterol is present in synovial fluid when there is

Answer 23

chronic inflammation/extracellular

Question 24

Corticosteroid is present in synovial fluid after

Answer 24

steroid injections

Question 25

Calcium oxalate can be found in synovial fluid during

Answer 25

renal dialysis

Question 26

Apatite is found in synovial fluid of those with

Answer 26

osteoarthritis

Question 27

The highest WBC in synovial fluid is expected with (2)

Answer 27

septic arthritis

Question 28

To disperse cells in synovial fluid for counting/slide prep, ______ can be added to decrease viscosity

Answer 28

hyaluronidase

Question 29

monosodium urate crystal shape

Answer 29

needles

Question 30

Calcium pyrophosphate crystal shape

Answer 30

rhombic rods

Question 31

cholesterol crystal shape

Answer 31

notched rhombic plates

Question 32

corticosteroid crystal shape

Answer 32

flat, variable shaped plates

Question 33

calcium oxalate crystal shape

Answer 33

envelopes

Question 34

apatite crystal shape

Answer 34

small particles

Question 35

In pleural fluid, a decrease of _________ is indicative of TB

Answer 35

mesothelial cells

Question 36

which tests are used to differentiate transudate and exudates 100% of the time? (3)

Answer 36

Specific gravity Lactate dehydrogenase Total protein

Question 37

removal of ascetic fluid from the abdominal area

Answer 37

paracentesis

Question 38

normal peritoneal volume

Answer 38

100ml

Question 39

normal pericardial volume

Answer 39

50ml

Question 40

normal pleural volume

Answer 40

30ml

Question 41

Where could you find chylous or pseudochylous material?

Answer 41

Thoracic cavity Pericardial cavity Abdominal cavity

Question 42

excess fluid as a result of systemic disruption

Answer 42

transudate

Question 43

excess fluid as a result of localized damage

Answer 43

exudate

Question 44

pH of 6.0 in pleural fluid usually indicates

Answer 44

esophageal rupture

Question 45

RBC count of >100,000 in a peritoneal lavage indicates

Answer 45

blunt force trauma to abdominal area

Question 46

why do most fluids require concentration before differential? (2)

Answer 46

ensure max cells available decrease time required

Question 47

what is the main purpose of performing a diff? (2)

Answer 47

identify nucleated cell types differentiate nucleated cell types

Question 48

what is the stain of choice for a diff?

Answer 48

Wright's or Wright-Geimsa

Question 49

which fluid type is most likely to have tumor cells? lease likely?

Answer 49

most: serous least: synovial

Question 50

how are cells categorized on a diff? (3)

Answer 50

Neutrophils mononuclear misc/abn cells

Question 51

what is the easiest way to differentiate amniotic fluid and maternal urine?

Answer 51

creatinine

Question 52

amniotic fluid is collected in amber containers to prevent destruction of

Answer 52

bilirubin

Question 53

purpose of Liley graph

Answer 53

monitor severity of HDFN vs. fetal age of survivability

Question 54

when performing an L/S ratio by TLC, a mature lung will show

Answer 54

lecithin twice as concentrated as sphingomyelin

Question 55

Tests to determine FLM

Answer 55

Phosphatidyl glycerol Amniostat foam stability lamellar bodies L/S ratio by TLC

Question 56

what do you look for in a vaginal wet prep

Answer 56

trichomonas yeast clue cells

Question 57

Clue cell vaginal conditions

Answer 57

pH<4.5 positive amine positive whiff test