Viruses/Fungi 6 Flashcards
lyme disease comes from this
tick-borne spirochete bacteria
How many stages of lyme disease?
4
Lyme disease: stage 1
flu-like symptoms
Lyme disease: stage 2
disseminated infection that may include:
- aseptic meningitis
- stiff neck
- mentation problems
- cranial neuropathies
- radiculopathies
Lyme disease: stage 3
late persistent infections
What happens if lyme disease is untreated?
6% of those infected can have erosions or permanent joint abnormalities
Lyme disease: stage 4
post-infection syndromes that resemble fibromyalgia or chronic fatigue syndrome
What is CD4+?
T-helper lymphocytes
This type of HIV is less likely to progress to AIDS
HIV-2
What is HIV regarded as (disorder type)
degenerative neuromuscular
When CD4+ gets below ____, body can’t combat what it needs to and you get full blown AIDS
100
HIV drugs: what do they target?
- viral replication
- different points of HIV proliferation
*often inhibit enzymes
Types of HIV drugs
- nucleoside reverse transcriptase inhibitors (NRTIs)
- nonnucleoside reverse transcriptase inhibitors (NNRTIs)
- HIV protease inhibitors
- HIV entry inhibitors
- integrase inhibitors
example of an NRTI
Zidovudine (retrovir)
What does retrovir do?
inhibitors reverse transcriptase enzyme that synthesizes DNA from RNA