Lab Blood Flashcards

1
Q

what is the blood volume of an average size male

A

5-6L

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2
Q

what is the blood volume of an average size female

A

4-5L

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3
Q

what determines whether blood is bright red or a dull red

A

the amount of oxygen in the blood

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4
Q

the most numerous leukocyte

A

neutrophil

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5
Q

what are the three granulocytes

A

neutrophil, eosinophil, basophil

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6
Q

also called erythrocyte(anucleate formed element)

A

red blood cell

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7
Q

actively phagocytic leukocytes

A

neutrophil, monocyte

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8
Q

agranulocytes

A

lymphocyte, monocyte

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9
Q

precursor cell of platelets

A

megacaryocyte

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10
Q

number of these rises during parasite infection

A

eosinophil

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11
Q

releases histamine;promotes inflammation

A

basophil

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12
Q

many formed in lymphoid tissue

A

monocyte

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13
Q

transports oxygen

A

red blood cell

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14
Q

primarily water, noncellular, fluid matrix of blood

A

plasma

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15
Q

this increases in number during prolonged infections

A

lymphocytes

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16
Q

what are the five types of white blood cells

A

eosinophil, basophil, neutrophil, monocyte, lymphocyte

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17
Q

four classes of nutrients normally found in plasma

A

amino acids, glucose, fatty acids, vitamins

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18
Q

what are two gases found in plasma

A

carbon dioxide and oxygen

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19
Q

what are three ions found in plasma

A

sodium, potassium, and calcium

20
Q

what is the average life span of a red blood cell

A

about 100-120 days

21
Q

how does the anucleate condition of RBC affect their lifespan

A

it makes it unable to repair damage or reproduce thus shortening its lifespan

22
Q

what are the structural characteristics of eosinophils

A

bilobed nucleus and cytoplasmic granules

23
Q

what are the structural characteristics of neutrophils

A

multilobed nucleus and cytoplasmic granules

24
Q

what are the structural characteristics of lymphocytes

A

large nucleus that takes up most of the cell

25
Q

what are the structural characteristics of basophils

A

bilobed nucleus that is very dark and filled with cytoplasmic granules

26
Q

what are the structural characteristics of monocytes

A

very large with U shaped nucleus

27
Q

abnormal increase in the number of WBC

A

leukocytosis

28
Q

abnormal increase in the number of RBC

A

polycythemia

29
Q

condition of too few RBCs or with hemoglobin deficiencies

A

anemia

30
Q

abnormal decrease in the number of WBC

A

leukopenia

31
Q

why are hematologic studies of blood so important

A

blood composition can indicate the health of individuals

32
Q

why are differential WBC counts so important

A

they indicate whether there is an increase or decrease in WBC types which indicates if there is a health problem

33
Q

what is the production of RBC called

A

erythropoiesis

34
Q

why might patients with kidney disease suffer from anemia

A

healthy kidneys produce erythropoietin, if they are not working correctly then RBC production will decrease

35
Q

what are patients with low RBC treated with

A

iron supplements

36
Q

the percent of RBC count in blood volume

A

hematocrit

37
Q

if there is a high hematocrit will hemoglobin be high or low

A

high

38
Q

what is anticoagulation

A

an agent that prevents coagulation

39
Q

what two anticoagulants are used in conducting the hematologic tests

A

heparin and EDTA

40
Q

what is the body’s natural aticoagulation

A

heparin

41
Q

what condition is iron-deficient diet

A

microcytic hypochromic anemia

42
Q

what condition is a type of bone marrow cancer

A

lymphocytic leukemia

43
Q

what condition is a genetic defect that causes hemoglobin to become sharp/spiky

A

sickle cell anemia

44
Q

what condition is a lack of vitamin B12

A

macrocytic hypochromic anemia

45
Q

what condition is a tapeworm infestation in the body

A

eosinophilia

46
Q

what condition is a bleeding ulcer

A

sickle cell anemia

47
Q

what is the desirable range for plasma cholesterol concentration

A

130-200 mg