Ch7 - blood lymph and immune sys Flashcards

(82 cards)

1
Q

colloid

A

a liquid containing suspended particles
most are plasma proteins

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2
Q

matrix

A

substance that surrounds and protects cells, manfacture by cells and holds cells together

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3
Q

root - nutrit

A

nourishment

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4
Q

nutrient

A

constituent of food necessary for the body to funciton normally

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5
Q

plasma

A

fluid noncellular component of blood

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6
Q

platelet (thrombocyte)

A

small particle involved in the clotting process

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7
Q

serum

A

fluid remaining after removal of blood cells and the formation of a clot

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8
Q

functions of blood

A

1 maintains bodys homeostasis
2 transports nutrients, vitamins and minerals
3 transports waste products
4 transports hormones
5 transports gases
6 protects against foreign substances
forms clots

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9
Q

hematocrit (Hct)

A

percentage of total blood volume composed of red blood cells.

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10
Q

hemoglobin (Hb)

A

main component of red blood cells.
red from “heme”

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11
Q

functions of RBC (erythrocytes)

A

1 transport oxygen
2 transport carbon dioxide
3 transport nitric oxide

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11
Q

leukocytes

A

white blood cells

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12
Q

erythrocytes

A

red blood cells

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13
Q

types of white blood cells

A

granulocytes
agranulocytes

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14
Q

granulocyte

A

contains granular cytoplasm made up of granules which are sites for enzyme and chemical production.

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15
Q

types of granulocytes

A

neutrophils - ingest bacteria fungi and some viruses
eosinophils - enter tissue undergoing allergic reaction
basophils - migrate to damaged tissue realasing histamine and heparin

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16
Q

types of agranulocyts

A

monocytes - largest blood cells, become macrophages that ingest bacteria, dead neutrophils, and dead cells in the tissue

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17
Q

agranulocyte

A

a white blood cell without any granules in its cytoplasm

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18
Q

hemostasis

A

the control of bleeding

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19
Q

platelets (thrombocytes)

A

have no nucleus, are fragments of large bone marrow cells, aid in clotting

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20
Q

hemostasis process

A

Vacular spasm - constriction of injured blood vessels
platelet plug formation - plateltes bind themselves together to adhre the surrounding tissues
blood coagulation - forms a clot through prothrombin to thrombin to fibrin

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21
Q

fibrin

A

stringy protein fiber that is a component of a blood clot

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22
Q

antigen

A

substance capable of triggering an immune response.
molecules that exist on the surfaces of red blood cells

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23
Q

antibodies

A

protein produced in response to an antigen
present in the plasma, can combine with only a specific antigen

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24
types of antigens
ABO - blood group system Rh - rhesus
25
allergen
substance creating a hypersensitivity reaction
26
tonsils
masses of lymphatic tissue located at the entrance of the uper throat that entrap inhaled or ingested pathogens
27
adenoids
similar to tonsils, located on posterior wall of upper pharynx
28
immunoglobulin
specific protein evoked by an antigen
29
bodies defense mechanisms
1 physical - skin mucous membraines hair 2 humoral - antibodes 3 cellular - lymphocytes
30
characteristics of immunity
specificty memory discrimination
31
immunity
the state of being able to resits specific infectious disease
32
attenuate
weaken the ability of an organism to produce disease
33
complement
group of proteins in serum that finishes off the work of antibodies to destroy bacteria and other cells
34
root - humor
fluid
35
humoral immunity
defense mechanism arising from antibodies in the blood
36
root - aden
gland
37
suffix - ity
condition
38
suffix - tion
proces
39
diferent types of anemia
1 iron deficiency 2 perinicious - vitamin b12 deficiency 3 sickle cell anemia - abnormal cells clump together and block capillaries 4 hemolytic anemia - caused by excessive destruction of normal RBC 5 Aplastic anemia - bone marrow unable to produce sufficient new cells 6 polycythemia - overproduction of RBCs
40
root - glutin
stick
41
aggluntinate
stick together to form clumps
42
root - emia
a blood condition
43
anemia
reduced number of red blood cells
44
hemoglobinopathy
disease caused by the presence of an abnormal hemogloin in red blood cells
45
suffix - lysis
destruction
46
hemolysis
destructin of red blood cells
47
hypoxia
below normal levels of oxygen in tissues gases or blood
48
hypoxemia
decresed levels of oxygen in the blood
49
oxyhemoglobin
combination of oxygen and hemoglobin
50
pallor
paleness of the skin
51
leukemia
disease when blood is overtaken by white blood cells and their precursors
52
mononucleosis
prsence of large numbers of specific diagnotic mononuclear luekocytes
53
neutropenia
deficiency of neutrophils
54
pancytopenia
deficiency of all types of blood cells
55
ecchymosis
small hematoma resulting from a bruise
56
hemophilia
disease males inherit from mothers, deficiency of the coagulation factor
57
thrombus / thrombosis
blood clot
58
thrombocytopenia
deficiency of platelets
59
purpura
bleeding into the skin from small arterioles
60
suffix - philia
attraction
61
suffix - penia
deficiency
62
suffix - oma
mass / tumor
63
axilla
armpit
64
inguinal
groin
65
lymphadenitis
infection in the lymph node causing them to e swollen and tender to touch
66
lymphadenopathy
all lymph nodes are enlarge
67
lymphoma
malignant growth of the lymphatic organs
68
hodkins lymphoma
spreads to adjoining lymph nodes; staged and orderly
69
non hodkins lymphomas
occur more frequently
70
lymphedema
tissue swelling due to lymphatic obstruction
71
hypersplenism
condition which spleen removes blood components at an excessive rate
72
anaphylaxis
immediate sever allergic respons
73
prefix - ana
excessive
74
root - phylaxis
protection
75
histamine
compound liberated in tissues as a result of injury or immune response
76
root - hist
derived from histidine
76
root - amine
nitrogen containing substance
77
retrovirus
virus with an RNA core
78
urticaria
rash of itchy wheals (hives)
79
kaposi sarcoma
a type os skin cancer
80
root - globin
protein