NU 327 Exam 2 Exam with All Correct Answers 2024 Update
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NU 327
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NU 327
NU 327 Exam 2 Exam with All Correct Answers 2024 Update
Etiology of humoral immunodeficiency - Answer- inability to produce Ig (recurrent pyogenic infections); could be a single antibody not being produced or all
Etiology of cell mediated immunodeficiency - Answer- still lots of infections a...
NU 327 Exam 2 Exam with
All Correct Answers 2024
Update
Etiology of humoral immunodeficiency - Answer- inability to produce Ig (recurrent
pyogenic infections); could be a single antibody not being produced or all
Etiology of cell mediated immunodeficiency - Answer- still lots of infections and even
cancers; cell mediated immunity does not function correctly
Etiology of combined immunodeficiency - Answer- lack both humoral and cell
immunodeficiency; SCIDS
HIV - Answer- retrovirus (genetic info is carried on the RNA rather than the DNA);
attaches to CD4+ (T helpers); RNA enters the cells and converts its RNA to DNA in the
cell, therefor the body's cells begin producing the virus; process kills the CD4+ cells and
releases more HIV
high risk for HIV - Answer- homosexual males; heterosexual females; drug abusers;
blood transplants
opportunistic infections common with HIV - Answer- -pneumocystis jirovecci pneumonia
(pjp);
-mycobacterium infection (TB);
-cryptococcus pneumonia;
-strep pneumonia;
-legionella pneumonia;
-thrush
-HSV
crosses placenta and passed through breast milk - Answer- childbearing factors
associated with HIV
tend to not live long - Answer- children with HIV
pathogen - Answer- organism
microflora - Answer- harmless, helpful organism
, host - Answer- organism where the pathogen lives
virulence - Answer- disease producing capacity
opportunisitc pathogens - Answer- only produce disease in weakened host
immunocompetence - Answer- ability to ward off infections
nosocomial/healthcare acquired - Answer- developed in a health care setting
prions - Answer- typically fatal; piece of protein structure; do not stimulate an immune
response; patients are fine until they are very sick; no microbials are effective
viruses - Answer- intracellular organisms with DNA or RNA; latent and reactivation
stages; do not respond to antimicrobials very well
bacteria - Answer- asexual with cell wall; gram stain can help with treatment; most can
be treated with antibiotics but some are resistant; some bacteria is good
rickettsiae - Answer- from ticks; common with campers; have DNA and RNA
fungi - Answer- free living eukaryotic cell; infections are called mycoses
parasites - Answer- microscopic organisms that take nourishment from hosts
Stages of infection - Answer- -Incubation period
-Prodromal stage
-acute stage
-Convalescent period
-resolution
prodromal period - Answer- short period after incubation; early, mild symptoms
incubation period - Answer- interval between initial infection and first signs and
symptoms
acute stage - Answer- Disease reaches point of greatest development while body
resists further damage from pathogen
convalescent stage - Answer- patient responds to infection and symptoms decline
current global infectious disease threat - Answer- -WNV
-SARS
-Ebola
-Zika
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