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Leukocytes Flashcards

1
Q

leukocytes are divided up into ___ and _____

A

granulocytes and agranulocytes

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2
Q

granulocytes are divided up into (3)

A

neutrophils, eosinophils, and basophils

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3
Q

agranulocytes are divided up into

A

lymphocytes and monocytes

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4
Q

neutrophiles are ____ cytes

A

phago

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5
Q

neutrophiles are the first line of defence against ________

A

bacterial infection

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6
Q

half life of neutrophils during circulation

A

4-10 hours

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7
Q

activated neutrophils survive for ______ at the site of infection/inflammation

A

1-2 days

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8
Q

during a bacterial infection, neutrophil count ______

A

increases

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9
Q

eosinophils are ______ in vivo

A

transparent

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10
Q

half life of eosinophils during circulation

A

6-12 hours

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11
Q

eosinophils survive in tissues for ______

A

2-3 days

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12
Q

eosinophil granules contain _________

A

histamine, RNase, and DNase

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13
Q

eosinophils fight ____ and ____ infections

A

viral, parasitic

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14
Q

eosinophils play a role in the ______ and ______

A

allergic response, asthma pathogenesis

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15
Q

basophils are the _____ numerous WBC

A

least

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16
Q

basophils contain large _______ granules

A

cytoplasmic

17
Q

basophils make and store _______ and ______

A

histamine, heparin

18
Q

histamine helps with ______ response

19
Q

heparin release speeds up the removal of _______ particles from blood

20
Q

lymphocytes provide immune defence against targets for which they are _______ programmed

A

specifically

21
Q

lifespan lymphocytes

A

100-300 days

22
Q

2 types of lymphocytes

A

b cells and t cells

23
Q

b lymphocytes produce ______

A

anitbodies

24
Q

b lymphocytes are responsible for _______ immunity

25
Q

T lymphocytes (do/don’t) produce antibodies

26
Q

t lymphocytes practice _______ immunity

A

cell mediated/cellular

27
Q

t cells DIRECTLY destory specific target cells by __________

A

releasing chemicals that punch holes in the victim cell

28
Q

target cells for T lymphocytes

A

viruses, cancer cells

29
Q

monocytes are _____, just like neutrophils

A

phagocytes

30
Q

monocytes stay in circulation for

31
Q

monocytes enter _____ and become _____ macrophages (1)

32
Q

monocytes _____ and _____ bacteria

A

eat and kill

33
Q

what do monocytes do with erythrocytes

A

they process and remove old RBC’s

34
Q

lifespan of monocytes

A

months-years

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