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Questions and Answers
What year was the acquired immunodeficiency syndrome (AIDS) first recognized?
What year was the acquired immunodeficiency syndrome (AIDS) first recognized?
What is the primary cause of the acquired immunodeficiency syndrome (AIDS)?
What is the primary cause of the acquired immunodeficiency syndrome (AIDS)?
What is the term for the study of viruses?
What is the term for the study of viruses?
What is the term for the study of the spread of diseases?
What is the term for the study of the spread of diseases?
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What is the term for the study of the immune system?
What is the term for the study of the immune system?
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What is the name of the disease caused by the human immunodeficiency virus?
What is the name of the disease caused by the human immunodeficiency virus?
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What is the term for the period of time between the initial infection and the appearance of symptoms?
What is the term for the period of time between the initial infection and the appearance of symptoms?
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Study Notes
HIV Structure and Family
- HIV is a single-stranded RNA retrovirus from the Lentivirus family.
Infection and Transport
- After mucosal exposure, HIV is transported to the lymph nodes via dendritic, CD4, or Langerhans cells, where infection becomes established.
Natural History and Classification of HIV
- Primary infection is symptomatic in 70-80% of cases and usually occurs 2-6 weeks after exposure.
Clinical Features of Primary Infection
- Fever with rash
- Pharyngitis with cervical lymphadenopathy
- Myalgia/arthralgia
- Headache
- Mucosal ulceration
- Rare neurological presentations: aseptic meningitis, encephalitis, myelitis, polyneuritis
Epidemiology and Biology of HIV
- Acquired immunodeficiency syndrome (AIDS) was first recognized in 1981.
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Description
This quiz covers the basics of HIV infection, including its transmission, transportation, and establishment in the lymph nodes. Test your knowledge of HIV as a single-stranded RNA retrovirus.
