vaccines Flashcards

1
Q

incidence of colds decrease with?

A

age

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2
Q

vaccines create a fake ____ ?

A

illness

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3
Q

what does the immune system identify?

A

when an infection occurs

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4
Q

what is the lag-time between exposure and max response

A

2-3 days

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5
Q

what cells are targeted

A

invading cells

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6
Q

what are antibodies

A

key recognition devices (Y shaped molecules)

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7
Q

what do antibodies stick to

A

epitopes

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8
Q

body makes many different

A

antibodies (small amounts)

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9
Q

antibody production is

A

random

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10
Q

what carries antibodies

A

B cells

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11
Q

each B cell recognizes 1

A

epitope

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12
Q

amplified B cells target

A

invaders

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13
Q

each infection generates

A

memory cells

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14
Q

as you get older, your body contains more

A

memory cells

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15
Q

more than ____ of B cells in an adult are memory cells

A

50%

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16
Q

where do viruses live inside

A

cells and escape B cells

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17
Q

body makes ??

A

T cells to destroy viruses

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18
Q

killer T cells recognize

A

MHC display

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19
Q

helper T cells send

A

the kill signals

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20
Q

memory cells give you

A

immunity

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21
Q

how to get the memory without the sickness

A

need to stimulate the manufacture of memory cells

22
Q

smallpox mortality rate

A

20-40%

23
Q

smallpox disfugured?

A

70-80%

24
Q

what does cowpox virus causes

A

mild disease

25
Q

vaccination was safer than

A

variolation

26
Q

global eradication program began in

A

1996

27
Q

where does smallpox exist now

A

CDC and biological weapons

28
Q

vaccination scar born before

A

1972

29
Q

vaccination stimulates

A

a disease

30
Q

body creates memory cells for the

A

disease

31
Q

memory cells impart

A

immunity

32
Q

pasteur attenuated anthrax bacteria by

A

heating

33
Q

influenza affects

A

5-15%

34
Q

flu vaccine uses

A

dead virus

35
Q

main side effect of influenza

A

egg allergy

36
Q

vaccines don’t cause autism

A

true

37
Q

what do adjuvants reduce

A

reduce the need for booster shots

38
Q

lipid adjuvants discovered in

A

1970s

39
Q

body making squalene

A

is safe

40
Q

vaccines cause which minor ?

A

swelling, redness, soreness, fever and dizziness

41
Q

vaccines from allergic reactions are

A

rare

42
Q

the unvaccinated keeps disease alive?

A

true

43
Q

reduced vaccination rates are

A

dangerous

44
Q

cervical cancer kills

A

250,000 women each year

45
Q

HPV is linked to

A

cancer

46
Q

what is virus structure

A

genetic material and capsid (DNA and protein)

47
Q

what makes a recombinant vaccine

A

living factory makes capsid peices

48
Q

benefits outweight the

A

risks

49
Q

evolution of vaccines?

A

18th century = smallpox

19th century = anthrax, rabies, typhoid, chloera, plague

20th century = polio, measles, mumps, rubella, influenza, polio, rabies, hep A and B

50
Q

vaccines are safe

A

protect your family