UNIT 1 WBC Flashcards

1
Q

slightly less mature
neutrophils with a non
segmented

A

BANDS (band neutrophils,
BANDs)

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2
Q

The basophil granules contain:

A

histamines and various other proteins

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3
Q

Accompanying
lymphocytosis are often
____________ with
characteristic morphology

A

reactive lymphocytes

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4
Q

what goes up when you Have
bacterial infection

A

↑CBC count: ↑WBC:
↑Neutrophils

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5
Q

often
associated with viral
infections

A

Lymphocytosis

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6
Q

occupy
every body cavity; some
are motile and some are
immobilized.

A

Macrophages

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7
Q

have a slightly
larger diameter than other
WBCs, blue-gray cytoplasm
with fine azure granules, and a
nucleus that is usually indented
or folded

A

monocytes

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8
Q

Are cells with round, bright
orange-red cytoplasmic
granules filled with proteins
involved in immune system
regulation.

A

EOSINOPHILS

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9
Q

is rare and
often signals a
hematologic disease
(Leukemia).

A

Basophilia

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10
Q

nearly round, are slightly larger than
RBCs, and have round
featureless nuclei and a thin rim
of nongranular cytoplasm.

A

Lymphocytes

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11
Q

dilutioin for WBC counting

A

1:20

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12
Q

Cells with dark purple,
irregular cytoplasmic granules
that obscure the nucleus.

A

BASOPHILS

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13
Q

nucleus in a U or S
shape.

A

BANDS (band neutrophils,
BANDs)

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14
Q

types of lymphocytes

A

B, T, and Natural Killer
(NK) cells

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15
Q

recognize foreign
antigens and mount humoral
(antibodies) and cell-mediated
antagonistic responses.

A

Lymphocytes

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16
Q

Used by the microscopist to differentiate the categories of WBCs in the blood

A

Wright-stained blood film and light microscopy

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17
Q

often signals and
often a response to
allergy or parasitic
infection

A

Eosinophilia

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18
Q

comprise a
minor component of peripheral
blood WBCs

A

monocytes

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19
Q

WBCs may be counted visually using a _________ and _________

A

microscope and
hemocytometer

20
Q

causes RBCs to lyse or rupture

A

dilute acid solution

21
Q

diluent for WBC counting

A

dilute acid solution

22
Q

an increase in bands
also signals bacterial
infection

A

Left shift

23
Q

Their tasks are to identify
and phagocytize (engulf
and consume) foreign
particles

A

Macrophages

24
Q

immature macrophage passing through the blood from its point of
origin, usually the bone marrow,
to a targeted tissue location.

A

Monocyte

25
Q

decrease in neutrophils
has many causes, but
it is often caused by
certain medications or
viral infections

A

Neutropenia

26
Q

The cytoplasm contains pinkor lavender-staining granules filled with
bactericidal substances.

A

NEUTROPHILS

27
Q

an increase in WBC count.

A

Leukocytosis

28
Q

are the most
abundant cell type in the body

A

Macrophages

29
Q

is an uncontrolled proliferation of a clone
of malignant WBCs

A

Leukemia

30
Q

Long term administration:
viral infection

A

↓CBC count:
↓Neutrophil

31
Q

is the most
common form of childhood leukemia

A

Acute lymphoblastic leukemia

32
Q

phagocytic cells whose
major purpose is to engulf
and destroy microorganisms and foreign material, either directly or
after they have been labeled for destruction by the immune system

A

NEUTROPHILS

33
Q

types according to nucleus

A
  • Polymorphonuclear (PMN)
  • Mononuclear
34
Q

is
often associated with drug
therapy or
immunodeficiency.

A

Lymphopenia or
lymphocytopenia

35
Q

a decreased WBC count

A

Leukopenia

36
Q

leukemia that is more prevalent
in people older than 65 years.

A

Chronic lymphocytic leukemia

37
Q

Hematologic disorde; may be
found in certain infections
or in inflammation

A

Monocytosis

38
Q

often
signals bacterial
infection.

A

NEUTROPHILS

39
Q

you may also used WBC counting in analyzing:

A

cerebrospinal fluid or pleural fluid

40
Q

The term segmented refers
to their multilobed nuclei

A

NEUTROPHILS

41
Q

Macrophages assist the
lymphocytes in mounting
an immune response
through the assembly and presentation of

A

antigen
epitopes.

42
Q

Directly involved in
attacking the bacteria in
any part of the body
especially the blood

A

NEUTROPHILS

43
Q

comprise a complex system of
cells that provide for host
immunity

A

LYMPHOCYTES

44
Q

reference range for WBC

A

5,000-10,000/cumm

45
Q

technique for celll counting

A

Hemocytometry