Bacterial Infections Flashcards

1
Q

can bacterial infections or viruses be more easily killed with drugs?

A

bacterial infections

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2
Q

What is the causative agent of Tuberculosis

A

mycobacterium tuberculosis

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3
Q

is TB an easy disease for healthy people to catch?

A

no, because their immune system fights it off

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4
Q

what ethnic groups are more likely to get tb?

A

american indians and blacks

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5
Q

how is TB transmitted?

A

through aerosol, someone with TB coughs or sneezes and you inhale it

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6
Q

where is the most common part of the body to get TB?

A

lungs

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7
Q

what two animals can give TB to humans?

A

cows and deer

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8
Q

what are the two types of TB infections?

A
  1. primary infection at site of innoculation

2. secondary infection

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9
Q

what happens during the primary infection of TB?

A

antibodies respond and bacillus is killed, but in some people not all bacillus are killed and it lies dormant in the tissues and at a later date they get a secondary infection

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10
Q

what happens during the secondary infection of TB?

A

the infection spreads and leads to death and usually happens when the immune system is fighting something else like a sickness

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11
Q

signs and symptoms of TB?

A

weak, rundown, night sweats, fever, chills, weight-loss, persistent cough/cough up blood, pneumonia

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12
Q

where are oral lesions of TB most commonly found?

A

on the tongue

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13
Q

what are hepa filters?

A

TB mask protectors because regular masks won’t protect it

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14
Q

what are the outcomes of a positive test result

A

there will be a red welt where they injected a strand of it, and it means you have been exposed to it before. A chest xray will then be taken to look for dystrophic calcification in lung tissue

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15
Q

what is the outcome of a negative test result

A

there will be nothing on the skin or just a small red dot, which means that you’ve never been exposed to it before

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16
Q

what is syphilis caused by? what does it do to the skin?

A

bacteria treponema pallidum

causes a lesion on the skin

17
Q

what are the 3 stages of syphilis?

A
  1. primary
  2. secondary
  3. tertiary
18
Q

what is the lesion or painless ulceration of primary syphilis called?

A

chancre

19
Q

when does primary syphilis occur, and characteristics of it

A

happens 3 weeks after sexual contact, a painless ulceration will appear at the site of innoculation and will go away by itself without treatment but doesn’t mean disease is gone

20
Q

traits of secondary syphilis

A

flat raised lesion on skin and mouth, then surface rubs off leaving an open ulceration that contains the bugs

21
Q

what is the ulcerated surface during secondary syphilis called?

A

mucous patches

22
Q

what is the production of nodules

A

gumma

23
Q

what happens to the body during tertiary syphilis? what systems are affected?

A

the bug has spread throughout the entire body invading the cardiovascular system, nervous system, and most organs in the body which can lead to death

24
Q

what is congenital syphilis?

A

mother with disease who gives birth to a child who now has the disease because it was passed through the placenta

25
Q

3 major oral signs and symptoms of syphilis and characteristics of each

A
  1. Hutchison’s Incisors: malformation of incisors that look like screw-drivers
  2. Mulberry Molars: surface of enamel has little specks
  3. Bossing of Frontal Bones: bone is thicker and more prominent under the eyebrow