Lab Results Flashcards

(34 cards)

1
Q

CBC evaluates

A

blood and general health

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2
Q

asymptomatic HIV positive patients should have a CBC done every

A

6 months

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3
Q

symptomatic HIV patients should have a CBC at least every

A

3 months

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4
Q

CBC measures

A

RBC, WBC, hemoglobin, hematocrit, three red cell indices, white cell differential
platelet counts sometimes included in CBC

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5
Q

RBC count is

A

number of RBCs in cubic millilitre of blood

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6
Q

person w/ significantly low RBC will have sx of

A

fatigue, shortness of breath, pallor

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7
Q

decrease in RBC usually causes decrease in

A

hemoglobin and hematocrit values

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8
Q

WBC count is

A

number of WBCs in cubic millilitre of blood

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9
Q

reasons WBC count might be low

A

certain medications decrease WBC count in bone marrow
minor viral infections
stress
opportunistic infections

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10
Q

function of hemoglobin

A

carries oxygen to tissues via RBC

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11
Q

any drug which causes suppression of bone marrow will decrease the level of

A

hemoglobin

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12
Q

hematocrit is the

A

percent of cellular components in blood to the fluid or blood plasma

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13
Q

best lab test to indicate anemia

A

hematocrit

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14
Q

decrease in hematocrit is always seen w/ decrease in

A

hemoglobin

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15
Q

most important of the RBC indices

A

MCV (mean cell volume)

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16
Q

MCV measures

A

average size of RBC

17
Q

platelets are necessary for

A

blood clot formation

used in developing fibrin clot (scab)

18
Q

white cell differential counts

A

100 white cells and differentiates them by type

19
Q

3 main types of WBCs in white cell differential count

A

polymorphonuclear cells (PMNs)
lymphocytes
monocytes

20
Q

PMNs ______ during bacterial infections

21
Q

lymphocytes _______ during viral infections

22
Q

increased monocytes are sometimes seen during

A

chronic infections

23
Q

normal cholesterol range

A

150-250 mg/dL

24
Q

normal blood pressure

25
prehypertension blood pressure range
120-139/80-89 mmHg
26
stage 1 hypertension range
140-159/90-99 mmHg
27
stage 2 hypertension range
160 or higher/100 or higher mmHg
28
amylase is secreted by the
mouth and pancreas
29
amylase can be an early warning sign of
acute pancreatitis
30
CPK is found in the
brain and muscles
31
causes of increase in CPK
strenuous exercise or heart attack
32
liver function tests (5)
``` SGOT SGPT alkaline phosphate total bilirubin LDH ```
33
tests to measure kidney function
BUN (amount of urea nitrogen in blood) | creatinine
34
lymphocytes are mainly broken down into
T and B cells