SEROUS FLUID Flashcards

1
Q

Fluid between the membrane’s w/c provides lubrication as the surfaces move against each other.

A

serous fluid

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2
Q

serous fluid is formed as ________

A

ultrafiltrate of plasma

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3
Q

function of serous fluid

A

Provides lubrication as the surfaces move
against each other

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4
Q

source of serous fluid

A

Ultrafiltrate of plasma; fills organ cavities

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5
Q

normal appearance of serous fluid

A

clear and pale yellow

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6
Q

Closed cavities

A

PLEURAL, PERICARDIAL, PERITONEAL

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7
Q

PLEURAL, PERICARDIAL, PERITONEAL are lined by 2 membranes known as serous membranes

A

Parietal Membrane
Visceral Membrane

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8
Q

lines the cavity wall

A

Parietal Membrane

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9
Q

cover the organs w/in the cavity EFFUSION

A

Visceral Membrane

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10
Q

an increase in fluid between the membranes
due to disruption of the mechanisms of serous fluid formation & reabsorption.

A

EFFUSION

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11
Q

causes of effusions

A

increase hydrostatic pressure
decrease oncotic pressure
increase capillary permeability
lymphatic obstruction

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12
Q

increase hydrostatic pressure =

A

congestive failure

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13
Q

decrease oncotic pressure =

A

hypoproteinemia

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14
Q

increase capillary permeability =

A

inflammation and infection

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15
Q

lymphatic obstruction =

A

tumor

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16
Q

usual amount by needle aspiration (serous fluid)

A

100 mL

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17
Q

procedure/collection for pleural (ser.f)

A

thoracentesis

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18
Q

procedure/collection for pericardial (ser.f)

A

pericardiocentesis

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19
Q

procedure/collection for peritoneal (ser.f)

A

paracentesis

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20
Q

tube used for cell counts & differential count in ser.f

A

EDTA tube

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21
Q

for chemical serologic, microbial & cytologic analysis (syn.f)

A

Heparinized (green-top evacuated tubes)

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22
Q

Specimens for pH must be maintained ______ in _____.

A

anaerobically ; ICE

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23
Q

Chemical exams on serous fluids are compared with _____

24
Q

normal color of syn.f

A

clear pale yellow

25
turbid appearance of syn.f =
microbial infection (TB)
26
bloody appearance of syn.f =
hemothorax, hemorrhagic effusion
27
milky appearance of syn.f =
Chylous material from thoracic duct leakage
28
PSEUDOCHYLOUS form ________
chronic inflammation
29
Form because of a systemic disorder that disrupts the balance in the regulation of fluid filtration & reabsorption.
Transudates
30
Testing the transudates is not usually (necessary or unnecessary).
necessary
31
Produced by conditions that directly involve the membranes of the particular cavity, including infections & malignancies.
EXUDATES
32
Obtained from the pleural cavity, located bet. the parietal pleural membrane lining the chest wall & the visceral pleural membrane covering the lungs.
Pleural Fluid
33
Pleural Fluid is obtained from the _______, located bet. the ______ lining the chest wall & the ______ covering the lungs.
pleural cavity ; parietal pleural membrane ; visceral pleural membrane
34
Pleural fluid cholesterol & fluid-to-serum cholesterol ratio ____ or _______
>60mg/dL ↓ or >0.3 ↓
35
pleural fluid is an (exudate or transudate?)
exudate
36
Neutrophils in pleural fluid is =
pneumonia, pancreatitis, pulmonary infection
37
Lymphocytes in pleural fluid is =
TB, viral inf., autoimmune disorders, malignancy
38
if this cell has a normal & reactive forms therefore it dont have a clin. Sig.
Mesothelial Cells
39
_______ are associated with TB
mesothelial cells
40
plasma cells in pleural fluid =
TB
41
Malignant cells in pleural fluid =
primary adenocarcinoma & small-cell carcinoma, metabolic carcinoma
42
low glucose level in pleural fluid is seen in
are seen w/ Rheumatoid inflammation & purulent infections
43
in pleural fluid, if pH is lower than 7.3 it may indicate ...
may indicate the need for chest-tube drainage, in addition to administration of antibiotics in cases of pneumonia
44
increased amylase in pleural fluid is associated with
pancreatitis, esophageal rupture & malignancy
45
MICROORGANISMS ASSOCIATED W/ PLEURAL EFFUSIONS:
 Staph. Aureus  Enterobacteriaciae  Anaerobes  Mycobacterium tuberculosis
46
in pericardial fluid, about _____ of fluid is normally found bet. the _______ serous membranes
10-50 ml ; pericardial
47
______ are primarily the result of changes in the permeability of the membranes due to infection (pericardial fluid)
Effusion
48
increased neutron is indicative of
bacterial endocarditis
49
metastatic lung or breast carcinoma
Malignant cells
50
Determines exudates or transudates
 Fluid-to-serum protein  Lactic dehydrogenase ratio
51
accumulation of fluid in the peritoneal cavity & the fluid is referred to as ascitic fluid
Ascites
52
accumulation of fluid in the peritoneal cavity & the fluid is referred to as _________
ascitic fluid
53
are frequent causes of ascitic transudates
cirrhosis
54
bacterial infection, is a result of intestinal perforation or a ruptured appendix & malignancy are the most frequent causes of exudative fluids.
Peritonitis
55
a sensitive test for the detection of intra- abdominal bleeding in blunt trauma cases (RBC count = <100,000/ul) (using normal saline)
Peritoneal lavage
56
results of the _____ count are used to aid in determining the need for ______
RBC ; surgery