10) Infectious Diseases Flashcards

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1
Q

pathogen name and type of Cholera

A

Vibrio Cholerae
- bacteria

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2
Q

pathogen name and type of malaria

A

Plasmodium
- protoctist

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3
Q

pathogen name and type of HIV/AIDS

A

HIV
- virus

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4
Q

pathogen name and type of TB

A

Mycobacterium tuberculosis + bovis
- bacteria

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5
Q

symptoms of Cholera

A
  • diarrhoea
  • dehydration
  • nausea
  • vomiting
  • muscle cramps
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6
Q

symptoms of Malaria

A
  • fever
  • shivering/ sweating
  • headache
  • anaemia
  • enlarged speen
  • muscle pain
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7
Q

symptoms of HIV/AIDS

A
  • may not appear until years later
  • flu like symptoms (only HIV, no AIDS at this stage)
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8
Q

symptoms of TB

A
  • cough 3+ weeks
  • cough blood/sputum
  • chest pain
  • weakness/fatigue
  • weight loss
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9
Q

method of diagnosis for Cholera

A
  • rapid tests
  • stool culture
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10
Q

method of diagnosis for Malaria

A
  • microscopy
  • rapid tests
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11
Q

method of diagnosis for HIV/AIDS

A
  • antibody test
  • nucleic acid test
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12
Q

method of diagnosis for TB

A
  • TB skin test
  • TB blood test
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13
Q

prevention for Cholera

A
  • sewage treatment
  • clean water treated with chlorine
  • vaccination programs where Cholera is endemic
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14
Q

prevention for Malaria

A
  • reduce mosquitoes
  • avoid being bitten
  • use prophylactic drugs to prevent plasmodium infecting people
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15
Q

prevention for HIV/AIDS

A
  • screen/heat treat blood donations
  • use condoms
  • treat HIV moms & babies w drugs
  • education programs
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16
Q

prevention for TB

A
  • BCG vaccine
  • cattle testing
  • pasteurising milk
  • cooking meat properly
17
Q

control for Cholera

A
  • oral hydration therapy
  • solution of water w glucose/salts.
  • monitoring programs by WHO
  • use of antibiotics in severe cases
18
Q

control for Malaria

A
  • improve diagnosis
  • improve supply of drugs
    -use drugs in combo to reduce resistance
  • promote prevention of transmission
19
Q

control for HIV/AIDS

A
  • contact tracing
  • screen blood donations
  • antiretroviral drugs
  • sterile needles
  • testing for high risk groups
20
Q

control for TB

A
  • contact tracing
  • testing contacts
21
Q

method of transmission for Cholera

A

ingestion of food/water contaminated with faecal matter

22
Q

method of transmission for Malaria

A
  • via disease vector (carrier)
  • female Amopheles mosquito
23
Q

method of transmission for HIV/AIDS

A
  • blood from infected
  • sexual contact
  • fetus and mother
24
Q

method of transmission for TB

A

airborne droplet infection (cough/ sneeze –> droplets –> inhale)

25
Q

explain how vaccination can control infectious diseases

A
  • immune response
  • primary immune response : formation of antibodies
  • formation of memory cells
  • memory cells remain for a long time
26
Q

what is an infectious disease

A
  • transmissible
  • caused by a pathogen
27
Q

what are the species of Plasmodium? (4)

A
  • malariae
  • falciparum
  • vivax
  • ovale