Syd lecture about disease Flashcards

1
Q

what percent of Europe’s total population was killed by black plaque

A

30-60%

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2
Q

What was the black plaque caused by

A

Yersinia pestus

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3
Q

How was black plaque carried (what animal)

A

Spread by fleas from rats

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4
Q

How many countries and territories are affected by COVID

A

222

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5
Q

1892 New York measles epidemic caused mortality in what percent of toddlers

A

50%

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6
Q

major cause of morbidity and mortality before immunizations and antibiotics

A

infectious disease

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7
Q

when was smallpox globally eradicated

A

1977

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8
Q

inoculation of smallpox was discovered by who

A

Edward Jenner

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9
Q

prior to immunizations, what percent of smallpox cases ended in death

A

30%

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10
Q

Edward Jenner first tested his idea of inoculation from what sore

A

a cowpox sore

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11
Q

when did the last US wild smallpox case occur

A

1949

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12
Q

what disease was associated with the iron lung ward

A

polio

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13
Q

do we currently have polio cases

A

yes - mostly in Africa

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14
Q

Most of measles cases occurred in

A

unvaccinated people

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15
Q

3 days measles refers to what disease

A

Rubella

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16
Q

is tetanus contagious

A

no

17
Q

what is the major cause of liver cancer

A

Hepatitis B

18
Q

what is the first vaccine that prevents cancer

A

HBV vaccine

19
Q

what virus is wheel shaped

A

rotavirus

20
Q

are current vaccines for rotavirus live or not

A

they are live

21
Q

why was the tetravalent rotavirus vaccine withdrawn

A

association with intussusception (intestine is telescoping on itself)

22
Q

characteristic thick membrane forms on throat causing dysphagia and dyspnea

A

diphtheria

23
Q

diphtheria vaccine creates immunity to what

A

toxins rather than bacteria itself

24
Q

what is tetanus caused by

A

clostridium tetani

25
Q

symptoms of tetanus are caused by

A

neurotoxin

26
Q

tetanus vaccine is an

A

antitoxin

27
Q

what is pertussis caused by

A

bordetella pertussis

28
Q

pertussis is also caused

A

whooping cough

29
Q

do infection or immunization provide lifelong immunity to pertussis?

A

NO

30
Q

how is polio spread

A

fecal-oral route

31
Q

what spots are typical in measles

A

Koplik spots on buccal mucosa

32
Q

immunity from measles vaccine may wane if first dose is given before 12 mos so when should you give vaccine

A

15 mos

33
Q

what causes mumps

A

paramyxovirus

34
Q

complications of mumps

A

orchitis
encephalitis
meningitis

35
Q

cataracts, microophtalmos, congenital glaucoma, patent ductus arteriosus, pulmonary artery stenosis, hearing losss, and neurologic anomalies

A

congenital rubella syndroma

36
Q

describe the onset of meningococcus

A

abrupt

37
Q

symptoms of covid may appear how many days after exposure to virus

A

2-14 days

38
Q

what is the only state that rabies is not present in

A

Hawaii

39
Q

how many doses should you receive after exposure to rabies

A

5;
first day, 3rd day, 7th day, 14th day, and 28th day