Hemetology Flashcards

1
Q

what does CBC measure?

A

RBC count, RBC indices, WBC count, platelet count

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2
Q

what is hemoglobin measured in?

A

g/dL

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3
Q

what is hematocrit measured as?

A

%

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4
Q

what does RBC indices show?

A

the size and shape of cells

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5
Q

what does RBC indices measure?

A

how much hemoglobin and anemia diagnoses

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6
Q

what are RBC indices?

A

MCV, MCH, MCHC

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7
Q

MCV

A

mean corpuscular volume

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8
Q

what does MCV measure?

A

average size of RBC

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9
Q

how do you get the HCV?

A

htc/RBC (normal is 78-98)

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10
Q

what is HCV measured in?

A

femtoliters (fL)

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11
Q

MCH

A

mean corpuscular hemoglobin

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12
Q

what is MCH?

A

average amount of hemoglobin

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13
Q

how do you find the MCH?

A

hemoglobin/RBC (normal is 27-32)

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14
Q

what is MCH measured in?

A

g/dL (deciliter)

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15
Q

MCHC

A

mean corpuscular hemoglobin concentration

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16
Q

what does MCHC measure?

A

average concentration of hemoglobin per packed RBC

17
Q

how do ya find MCHC?

A

hemoglobin/hematocrit (30-35)

18
Q

what is MCHC measured in?

A

g/dL (deciliter)

19
Q

Rule of Three

A

value of hct should be 3x the value of hemoglobin

20
Q

wbc features

A

size, nuclear characteristics, cytoplasm

21
Q

what means you can’t do a count?

A

plt clumps or fibrin

22
Q

what do kids have more of than adults?

A

lymphocytes

23
Q

normal neutrophil percentage?

24
Q

normal lymphocyte percentage?

25
wbc estimate
avg x 2,000
26
platelet estimate
avg x 20,000
27
poikilocytosis
abnormal shape of rbc
28
anisocytosis
rbc different sizes
29
do red blood cells begin with a nucleus?
fuck yea my dude they do
30
what makes up peripheral blood?
rbc, wbc, platelets, plasma
31
plasma
water, electrolytes, proteins
32
hematopoiesis
production and maturation of peripheral blood cells
33
microcytic
iron deficiency anemia or thalassemia
34
thalassemia
too much iron
35
macrocytes
anemia due to B12 or folate deficiency
36
spherocytes
no central pallor on RBC
37
dole bodies
little blue spots in wbc that are a sign of infection
38
atypical lymphocytes
hug the rbc and look like monocytes