10.3 Flashcards

1
Q

what helps detect blood disorders and diseases

A

Complete blood count

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2
Q

what does complete blood count measure

A

the numbere of RBCs, WBCs, and platelets in a person’s blood

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3
Q

what does a low RBC count indicate

A

anemia, bleeding and dehydration

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4
Q

what does a low platelet count indicate

A

bleeding or thrombotic (clotting) disorder

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5
Q

why are hemoglobin and hematocrit levels also measured

A

signs of anemia

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6
Q

what is the condition characterized by a decrease in the number of RBCs or insufficent hemoglobin in RBCs

A

Anemia

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7
Q

3 main causes of anemia

A

1.) excessive blood loss

2.) decreased RBC production

3.) high rate of RBC destruction

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8
Q

diagonose: headache, dizziness, weakness, fatigue and difficulty breathing or shortness of breath

A

anemia

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9
Q

aquired anmeias

A

iron-deficient anemia, aplastic anemia, pernicious anemia, and anemia caused by chronic disease

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10
Q

what is the most common type of anemia

A

iron-deficient anemia

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11
Q

what percent of anemia is iron-deficient anemia

A

50%

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12
Q

what is the result of insufficient dietary intake of iron or loss of iron from intestinal bleeding

A

iron- deficent anemia

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13
Q

main cause of anemia

A

parasitic worms that lead to instestinal bleeding

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14
Q

why do pregenant women suffer from anemia

A

pregenant women give the babies hemoglobin which leads to less iron for them

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15
Q

what condition is caused by damage to the stem cells in the bone marrow

A

Aplastic anemia

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16
Q

cause of aplastic anemia

A

toxins, radiation therapy or chemotherapy, infectious diseasees, autoimmune disorders, hereedity

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17
Q

in severe cases of aplastic anemia was has to be preformed

A

marrow stem cell transplants

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18
Q

what is the result of intestines unable to absorb B12

A

Pernicious Anemia

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19
Q

what is the key protein in viatamin B12 absorption

A

intrinsic factor

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20
Q

what is the average age for diagnosis for pernicious anemia

A

around 60

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21
Q

diagnose: red, swollen tounge, pale skin, fatigue, shortness or breathe

A

pernicious anemia

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22
Q

what chronic diseases can cause anemia

A

rheumatoid arthritis and kidney disease

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23
Q

what is the treatment for anemia’s caused by chronic disease

A

treating the underlying disease

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24
Q

what are the inherited Anemias

A

sickle cell disease
thalassemia

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25
why are sickle cell shaped like a cresent
because the hemoglobin molecules in the RBCs are mishaped
26
why do sickle- shaped hemoglobin get stuck in blood
because of their shape and sticky texture
27
what type of anemia has painful episode called crises
sickle cell disease
28
sickle cell disease is most common against who
african-american's and mediterranean decent
29
cooley's anemia
Thalassemia
30
what anemia affects hemoglobin proteins
thalassemia
31
what does thalassemia limit the body to do
produce fully developed hemoglobin and RBCs
32
iron accumlation leads to death for 50% of people before they reach 35, for what disease?
thalassemia
33
why do people with thalassemia need to have Frequent blood transfusions?
to increase RBCs
34
chelation therapy
a special procedures that remove excess metals from blood
35
what is jaundice caused by
too much bilirubin
36
which diseease can result from liver damage or diseease
jaundice
37
why is jaundice common in newborns
result of immature liver
38
a newborn is more likely to have jaundice
when their RH factor is different from the mother
39
what is the disorder in which the blood doesn't clot properly because the clotting factors responsible for coagulation is missing
hemophilia
40
how many clotting factors are in the coagulation process
13
41
which clotting factors do people with hemophilia typically lack
VII or IX
42
disease most common in males and occurs 1/ 5,000 births.
hemophilia
43
a rare slow-developing blood cancer that increase bone marrow production of RBC
Polythemia
44
this condition leads to increased hematocrit that causes blood to thicken
polythemia
45
what can cause polycythemia
exposure to atmospheric air
46
how is polycythemia diagnosed
by testing hemoglobin or hematocrit levels because high level can indicate excessive RBC production
47
what is the standard treament for polycythemia that is drawing blood from the body
phlebotomy
48
where do blood clots form in
veins
49
another name for intravascular clot
thrombus
50
if the clot breaks away from the vessel wall and enters the blood stream
embolus
51
what happens when a thrombus forms in a coronary artery
can heart attack
52
what happens when an embolus travels to the brain
can cause stroke
53
cancer of the blood caused by the production of an extremely high number of immature WBC in bone marrow
Leukemia
54
what are the two types of leukemia
acute (faster and chronic (slower)
55
most common in adults of 70, overproduction of lymphocytes
Acute lymphocytic leukemia (ALL)
56
most common form of leukemia in adults and develops when the bone marrow produces to many myelo blasts
acute myeloid leukemia (AML)
57
high levels of lymphocytes, rare in children, mostly in middle aged adults,
Chronic lymphocytic leukemia (CLL)
58
Type of leukemia in which the bone marrow manuactures too many granulocytes
Chronic myeloid leukemia (CML)
59
symptoms: weakness, fever, bone and joint pain, and stomach swelling and pain from enlarged spleen or liver
both types of leukemia
60
what is the cancer of plasma cells in bone marrow
multiple myeloma
61
myelomas
cancerous plasma cells
62
how do myeloma cells form tumors that can damage the bone
by depositing in bone marrow
63
what is the second most common blood cancer in the united states acounting for 15% of all blood cancer cases
multiple myloma
64
who is most likely to get multiple myeloma
African americans