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RT 77 pathology > ch. 9 hemopoietic > Flashcards

ch. 9 hemopoietic Flashcards

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1
Q

what does the hematopoietic system consists of

A
  1. blood
  2. lymphatic tissue
  3. Bone marrow
  4. Spleen
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2
Q

Circulating blood contains ____% of plasma and ___% of blood cells

A

55%- plasma

45%- blood cells

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3
Q

what are the 3 basic types of blood cells

A
  1. erythrocytes
  2. Leukocytes
  3. Thrombocytes
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4
Q

What is function of erythrocytes

A

aka RBC

Transfer oxygen and carbon dioxide to and from the organs of the body

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5
Q

____ Transfer oxygen and carbon dioxide to and from the organs of the body

A

erythrocytes

aka RBC

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6
Q

when a person has less than normal oxygen or carbon dioxide transfer in them they are said to be

A

anemic

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7
Q

what is the function of leukocytes

  • where are they formed
A

aka : WBC

play an important role in the body’s defense system

-formed in the bone marrow

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8
Q

____ play an important role in the body’s defense system

A

Leukocytes

aka WBC

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9
Q

What is the function of thrombocytes

A

aka Platelets

Necessary for blood to clot

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10
Q

____ are necessary for blood to clot

A

thrombocytes

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11
Q

Plasma is made up of 90% water and 10% protiens. What are the protiens

A
  1. Globulins
  2. Albumins
  3. Clotting factors
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12
Q

what is the function of globulins

A

fight infectious organisms

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13
Q

____ fight infectious organisms

A

Globulins ( 1 of 3 protiens in plasma)

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14
Q

What is the function of albumins

A

control the passage of water and solutes through capillaries (1 of 3 protiens in plasma)

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15
Q

____ control the passage of water and solutes through capillaries

A

albumins

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16
Q

what is the primary type of clotting factor

A

fibrinogen

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17
Q

Do RBC contain a nucleus

A

no

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18
Q

How long to RBC live for

A

120 days

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19
Q

define anemia

A

decrease in the amount of oxygen carrying hemoglobin in blood

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20
Q

A person who is pale, SOB, and has fatigue and muscle weakness might be indicative of

A

Anemia

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21
Q

what blood type is the universal donor

A

type O

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22
Q

What blood type is the universal recipient

A

Type AB

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23
Q

____ is the rejection of cells due to antigens

Study These Flashcards
A

agglutination

24
Q

Define agglutination

Study These Flashcards
A

rejection of cells due to antigens

25
Leukocytes may be classified as 1. 2.
1. granular | 2. non-granular
26
how long do thrombocytes live for
10 days
27
____ is critical for preventing hemorrhage
thrombocytes | they are necessary to clot blood in seconds
28
____ are the most important cells in the development of immunity
lymphocytes
29
____ are derrived from the lymphatic tussue
T-lymphocytes
30
___ are derrived from the bone marrow
B-lymphocytes
31
Total body dose of ____ causes a detectable change in the blood cells- harmful effect on blood marrow and lymphoid tissue
50-75 rad
32
what is the purpose of lymphocytes
both T and B lymphocytes work together to ingest foreign substances and process antigens for these substances
33
____ is the largest lymphoid organ - Function
spleen Function : *Produces lymphocytes and plasma *reserves blood
34
____ produces lymphocytes and plasma cells, and cleanses blood
spleen
35
____ modality is a great value in assessment of lymph node enlargment
CT
36
___ modality is useful in bone marrow imaging
MRI
37
What is the single most important factor in infection control
handwashing
38
neoplastic disease in plasma cells
multiple myeloma Neoplastic Subtractive Bone survey
39
what is multiple myeloma Classification Pathology exam to diagnose
neoplastic disease of plasma cells neoplastic Subtractive radiography- skeletal survey
40
skeletal survey can be used for which neoplastic disease of the hematopoietic system
multiple myeloma
41
____ is helpful in identifying lymphatic changes in the mediastinum often associated with lymphoma
chest x-ray
42
what does AIDS stand for and what is it Exam to diagnose
Acquired Immune Deficiency syndrome CT/MRI Stage of HIV
43
what is the modality of choice for hodgkins lymphoma
PET CT
44
____ is the most common lung infection associated with AIDS
TB | tubercuolosis
45
what is the most commin malignancy in AIDS patients Classification Pathology Exam to diagnose
Kaposi's sarcoma ``` Additive Neoplastic chest xray and Ct radiographic sign - nodular pulmonary infiltrates , hilar adenopathy ```
46
what is Kaposi's sarcoma
most common malignancy in AIDS patients
47
group of hereditary autosomal recessive disorders resulting from an abnormal type of hemoglobin with the RBC, prohibits normal movement of blood flow
Sickel Cell Disease
48
inherited hemorrhagic diseases that involve a congenital deficiency of three plasma clotting factors
hemophelia x-ray does not play a role in this disease
49
Neoplastic disease of leukocytes that results in overproduction of WBC Classification Exam to diagnose
leukemia Neoplastic Blood test x-ray does not play a role in dx
50
leukemias account for aprox. ___ % of all cancers deaths in children under 15 years old
33%
51
what is the most common type of lymphoma
non Hodgkin's Lymphoma Malignancy of lymph cells of the spleen , GI stsyem CT
52
Malignancy of lymphoid cells in the lymph node, bone marrow, spleen, liver and GI system Exam to diagnose
Non-hodgkin's lymphoma Ct
53
what is the difference between NHL and | Hodgkin's lymphoma
NHL is a malignancy of the lymphoid cells in the lymph node, bone marrow, spleen and GI system vs Hodgkin lymphoma is a neoplastic disease that affects lymphoid tissue
54
in this exam, blue dye is injected between the toes into the webbing
lymphangiogram
55
what is the difference between CT and MRI
CT can image bone, soft tissue and blood vessels all at the same time (5 minutes) MRI has a much higher soft tissue detail when compared to CT but is done in 30 minutes

RT 77 pathology (13 decks)

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