Hema Flashcards

(65 cards)

1
Q

What is the average volume of blood in the human body?

A

5-7 percentage of body weight

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2
Q

What is essential for transportation of elements to and from the diff body systems

A

blood

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3
Q

What are the three main types of blood cells?

A

red blood cells, white blood cells and platelets

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4
Q

where are the formed elements of blood produced in?

A

bone marrow

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5
Q

What is the process of formation of blood cells

A

hematopoiesis

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6
Q

What is the basic foundation of blood?

A

Plasma which is chiefly made of water

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7
Q

What are erythrocytes?

A

red blood cells

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8
Q

What gives blood its dark, red color?

A

red blood cells

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9
Q

what’s main function is to deliver oxygen to the body and remove waste products?

A

RBC

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10
Q

What is it when hemoglobin binds with oxygen called

A

oxyhemoglobin

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11
Q

what does red blood cells contain millions of molecules of

A

hemoglobin

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12
Q

what is the process of generating red blood cells in the bone marrow called

A

erythropoiesis

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13
Q

When does the the spleen and liver destroy rbs?

A

after 120 days

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14
Q

White blood cells are called what?

A

leukocytes

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15
Q

What is the main function of WBC’s

A

defend against infection and foreign invaders

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16
Q

what is an increase in the WBC count indicator?

A

an infection

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17
Q

What are the two types of WBC?

A

granulocytes and agranulocytes

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18
Q

Which WBC cells have a granular apperance?

A

granulocytes

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19
Q

What are the type of granulocytes in WBC?

A

neutrophils, eosinophils, and basophils

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20
Q

what are neurtrophils?

A

Cells that respond to bacterial infections such as pneumonia or urinary tract infections by eating the bacteria

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21
Q

What are eosinophils in WBC granulocytes?

A

involced in allergic reactions to food or drugs. help fight infections by parasites

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22
Q

Basophils

A

they are involved in process of inflammaiton

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23
Q

Agranulocytes

A

do not have a granul apperance

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24
Q

What are two types of agranulocytes?

A

lymphocytes and monocytes

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25
what do lympocytes produce
antibodies against foreign particles such as microorganism, drugs, cancerous cells and cells form transplanted organs
26
what are monocytes?
phagocytic cells, main functions is to eat other cells and pathogens
27
What are platelets also known as
thrombocytes
28
What are thrombocytes
the cells that act as a plug to a cut, and stops it from continuing bleeding out
29
how much of plasma is water?
92%
30
what are the most important proteins in plasma?
fibrinogen, albumin, and globulin
31
In plasma, what is the protein that is bloodclotting made in liver
fibrinogen
32
what protein in plasma made in liver, and maintains pressure needed to pull water from tissues back into blood vessels
albumin
33
what protein in plasma are formed in liver and lymph system and can be found in diff forms in plasma, helps form antibodies, and blood coagulaiton
globulin
34
what is the term for blood clottin
coagulation
35
what is a drug that promotes coagulation
pro coagulation
36
what is a substance that inhibits coagulation
anti coagulant
37
How is blood type defined?
by genetic markers and blood proteins called agglutinogen
38
what is agglutinogen
the antigen on the surface of red blood cells
39
which blood disorders can be severe
in bone marrow
40
what is define as low RBC
anemia
41
Which disorders can be caused by blood loss, destruction of the RBC, or inadequate blood cell production
anemia
42
Who are people who often pale, weak, shortness of breath, and low enegery
anemia
43
what is a genetic disorder that's caused by abnormal hemoglobin production?
sickle cell anemia
44
what are formation of tiny RBC
microcytic anemia
45
What is a cause of microcytic anemia
iron deficiency and lead poisoning
46
What is the improper intake of iron or chronic diseases leading to
iron dificiency
47
what is it when the body forms large rbc
macrocytic anemia
48
what is the cause of macrocytic anemia
dificiency in vitamin B12 and folic acid
49
What can anemia be also caused by
kidney disease, cancer and HIV
50
what hormone is producted in the kidneys and stimulates rbc production
erythropoietin
51
which anemia is a result of decreased rbc survival time due to excessive hemolysis or destruction of rbc
hemolytic anemia
52
yellowing of the skin is a sign of hemolytic anemia
jaundice
53
what anemia is caused by condition of the bone marrow known as aplasia
aplastic anemia
54
What anemia, is it when the bone marrow cells fail to develop.
aplastic anemia
55
what treatment is used when infections cause increase of wbc?
antibiotics
56
a form of wbc disorder
cancer
57
what is neuropenia
the decreased neurophil count
58
what can neutropenia cause
increase risk in infections due to neutrophils defending foreign pathogens
59
what is the disorder that bone marrow produces an extreme abundance of wbc
leukemia
60
what occurs in leukemia
when the production of wbc goes unchecked and can destroy other blood cells
61
what is the cancerous tumor cells that develop in the lymph system
lymphoma
62
which lymphoma is more common
hodgkin's lymphoma
63
what separates Hodgkin lymphoma from non hodgkin lymphoma
reed-sternberg cell
64
what is a genetically inherited disease, characterized by a dificiency of certain clotting factors which prevent the blood from clotting
hemophilia
65
what is thromocytopenia
abnormal low levels of platelets in blood