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25 Cards in this Set
- Front
- Back
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Infection |
When an infectious agent enters the body and starts to multiply often causing signs and symptoms of infection |
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Water supply Food Climate Pollution |
Environmental factors |
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Cultural practices Population Agricultural processes Education Health services Income and social status |
Cultural practices |
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Infectious agent Reservoir Portal of exit Transmission Portal of entry Susceptible host |
Chain of transmission |
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Infectious agent |
Virus pathogen bacteria parasite that may enter the body and cause symptoms and signs of infection |
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Reservoir |
Place where an infectious agent lies and reproduces in such a manner that it can be transmitted |
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Portal of exit |
When the agent leave the reservoir |
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Excretion Secretion |
2 ways for portal of exit |
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Transmission |
The way the infectious agent travels from the reservoir to the host |
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2 ways of transmission |
Direct and indirect |
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Contact transmission Food-Borne/Water-Borne transmission Vector transmission |
Direct transmission |
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Droplet transmission Air-borne transmission |
Indirect transmission |
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Portal of entry |
When the agent enters a new host |
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Susceptible host |
Depends on the exposure and health status |
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Age underlying medical conditions Treatments and invasive devices Poor nutrition |
Factors for susceptible host |
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primary prevention secondary prevention tertiary prevention |
Levels of prevention |
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Prevention |
Prevents the occurrence of the disease |
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Control |
Prevents the transmission after the occurrence of the disease |
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Hand-foot-and-mouth disease |
• mild and contagious infection caused by coxsackievirus •sores in the mouth and rashes in the hands and feet
Mode of transmission: Contact and droplet transmission |
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Acute conjunctivitis (sore eyes/pink eyes) |
•Redness or inflammation of the membrane conjunctiva •Mode of transmission: Contact transmission |
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Scabies |
•And itchy skin condition caused by a tiny borrowing mite called Sarcoptes Scabiei •Mode of transmission: Contact transmission |
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Headlice infestation |
•Called pediculosis capitis •Results from the direct transfer of lice from the hair of a person to the hair of another •Nits(eggs of lice) •Not possible for vector transmission |
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Chickenpox |
•Caused by varicella zoster virus •Itchy rash with small fluid filled blisters • contact transmission and airborne transmission |
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Viral gastroenteritis |
•And intestinal infection marked by watery diarrhea, abdominal cramps, nausea or vomiting and sometimes fever •Modes of transmission: Contact transmission Food-borne/water-borne transmission |
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Food poisoning |
Caused by eating contaminated food |
