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?

A

50-65%

24
Q

normal lymphocyte percentage?

A

25-40%

25
Q

wbc estimate

A

avg x 2,000

26
Q

platelet estimate

A

avg x 20,000

27
Q

poikilocytosis

A

abnormal shape of rbc

28
Q

anisocytosis

A

rbc different sizes

29
Q

do red blood cells begin with a nucleus?

A

fuck yea my dude they do

30
Q

what makes up peripheral blood?

A

rbc, wbc, platelets, plasma

31
Q

plasma

A

water, electrolytes, proteins

32
Q

hematopoiesis

A

production and maturation of peripheral blood cells

33
Q

microcytic

A

iron deficiency anemia or thalassemia

34
Q

thalassemia

A

too much iron

35
Q

macrocytes

A

anemia due to B12 or folate deficiency

36
Q

spherocytes

A

no central pallor on RBC

37
Q

dole bodies

A

little blue spots in wbc that are a sign of infection

38
Q

atypical lymphocytes

A

hug the rbc and look like monocytes