Chapter 13.2 Flashcards

1
Q

how long must antibiotics be taken to treat tuberculosis

6-8 weeks

4-8 months

6- 12 months

6-9 months

A

6-9 months

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2
Q

5 factors tuberculosis drugs are dependent on

A
  1. Age
  2. overall health
  3. drug resistance
  4. form of TB (latent or active)
  5. infection location
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3
Q

by how much has the mortality rate of TB decreased by

40 million

41 percent

15,000

67 percent

A

41 percent

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4
Q

What is the top infectious disease killer worldwide?

A

TB

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5
Q

How many people fell ill from TB in 2014? How many died?

A

9.6 million. 1.5 million

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6
Q

what has led to the resurgence of such bacteria

A

phasing out of surveillance and control programs

multiple-antibiotic-resistant TB (MAR-TB)

large scale immigration

human immunodeficiency virus (HIV)

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7
Q

who is at a very high risk of developing TB

A

HIV positive persons

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8
Q

how many new cases of TB are reported annually

400

1300

700

1600

A

1600

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9
Q

how is TB transmitted

A

breathing infected air from infected person’s coughin or sneezing

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10
Q

why is it so easy for TB to be spread

A

ppl are contagious without symptoms

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11
Q

What population has higher rates if TB

aboriginal population

Black population

asian and latino population

western canadians

A

aboriginal population

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12
Q

The mantoux tuberculin skin test or Tb blood test can detect TB. If you do have it how long does it take to no longer be contagious? how long does it take to be cured?

A

2 weeks

6 months

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13
Q

define periodontal disease

A

disease affective tissue surrounding teeth

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14
Q

what percentage of people are affected by gingivitis?

40%

16%

32%

54%

A

32%

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15
Q

what percent of Canadians have moderate disease? percent that has severe disease?

A

16%
4%

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16
Q

pocket depth is measure as an an indicator of health

T or F

A

T

17
Q

periodontal disease puts you at risk for what other systemic diseases

A

coronary heart diseases and type 2 diabetes

18
Q

define viruses

A

tiny parasitic microbes that cause disease
RNA OR DNA
no metabolism or respiration
ONLY parasitic

19
Q

why is treatment of viral diseases so difficult

A

many viruses withstand heat, formaldehyde, and large doses of radiation

20
Q

define incubation period

A

time between exposure to disease and appearance of symptoms

21
Q

what is a slow acting viruses? examples?

A

viruses with long incubation periods, causing slowly progressive symptoms

22
Q

drugs that are used to kill viruses tend to also do what?

A

kill host cells

23
Q

define interferon

A

protein substance produced by body that aids immune system in protecting healthy cells

24
Q

do all viruses stimulate interferon production?

A

no

25
Q

define endemic

A

continued prevalence of a specific infection or disease in a specific population or area

26
Q

taking megadoses of vitamin C cures the common cold

T or F

A

F

27
Q

what body part is the greatest sources of colds and other viral transmission

A

hands

28
Q

colds are most contagious in the first

48 hours

36 hours

72 hours

24 hours

A

24 hours

29
Q

why should children not be given Aspiring for colds and flu

A

Reye’s syndrome

30
Q

characteristics of population who are at risk of influenza

A

people over 65
those with respiratory or heart disease
children under the age of 5

31
Q

define influenza

A

viral disease of respiratory tract

32
Q

Types of flu varieties in order of virulence

A

A, B, C

33
Q

does immunity to one type if flu mean immunity to all?

A

no

34
Q

when is the best time to get a flu shot and why?

A

in the fall before flu season because flu shots take 2-3 weeks to become effective

35
Q

what disease is known as the kissing disease

A

infectious mononucleosis

36
Q

symptoms of infectious mononucleosis

A
  1. sore throat, headache, weakness, nausea, chills
  2. enlarged lymph nodes, aching joints, jaundice, spleen enlargement
37
Q

what virus causes the kissing disease

A

epstein barr virus

38
Q

why is there discrpenacies with mono being called the kissing disease

A

not highly contagious
multiple cases among family members and intimate partners are uncommon

39
Q

how longdoes mono last?

2 months

4-6 weeks

1-4 weeks

7 days

A

1-4 weeks