AIDS🎗🎙🎻 Flashcards
this is a deficincy of immune sys.
acquired during life ; so not a congenital disease
firstreported case
1981; in last 25 yrs - kill 25 m people …
also c/as
slim disease
charectesired by
-ce in no. of thelper cells
structurally actually it is
hiv virus ; a member of group of virus c/as retro virus
core has
2 identical mol. of ssRNAs,
enzymes—[ rev. transcriptase, protease, integrase]
core also has-
inner protein coat
outer protein coat
p-24
p-17
envelope made of
lipoproteins and has GP-120, GP-41
GP-120 complimentary seq. to
CD 4 +nt on macrophage [HIV FACTORY] and T HELPER CELLS
the virus enters into macrophages after which
rna genome of virus replicates to form viral dna, w/help of enzyme rev. transcriptase.
the viral dna attaches to hosts dna and directs
the infected cells to produce virus particles
the macrophages hence keeps produce virus
HIV FACTORY
likewise HIV enters into
helper t lymph. cells , replicates, and produce progeny viruses
the progeny virus enters in blood
attacks other other T-H cells
the person feels
bouts of fever diarrhea and weight loss
due to -ce in T H CELLS prsn suffers
infections that could other wie been cured
like due to bacteria- mycobac. ,viruses, fungi even parasites like TOXOPLASMA[ encephelitis]
touch ,kiss share mealss ❌🎗
only thru body fluids
screening test-
elisa= for also pregnancy test; +ce of HCG in urine or blood HIV STD thyroid hepatitis rubella
hiv infection more often spreads thru
CONSCIOUS BEHAVIOURAL PATTERN
india haa NACO
national aids contro org. and ngos
