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Micro Exam 4

Terms in this set (48)

which of the following does NOT cause food poisoning by production of enterotoxin
helicobacter pylon
what causes strep throat
s pyogenes
which of the following microorganisms can cause bcterial infections that result in the symptom called "pseudomembrane"
a. clostridium difficle
b. corynebacterium diptheriae
meningitis can be caused by
a. neisseria meningitis
b. streptococcus pneumonia
c. hemophillus influenze
d. fungal pathogens
the following is a microorganism that can cause LRT disease and can be spread by respiratory droplets
haemophillus influenza type B
the following describes microorganisms that cause strep throat
a. S. pyogenes
b. Group A - beta hemolytic
which of the following rations demonstrates a healthy patient
high % actinobacteria over low % firmicutes in the nasal passages
pink eye, with extensive pus production from both eyes is most likely caused by
opportunistic bacterial infection
antibiotics are given to a mother during labor & to an infant at birth to prevent from potential infections by the following pathogens
group B strep / chlamydia trachomatis
the following is a latent disease that can be detected by an immunological skin test and is found in over 2 billion people worldwide and has a very long antibiotic treatment associate with its recovery
mycobacterium tuberculosis
S. pneumonia can cause all of the following EXCEPT
coccidiomycosis
swimmers ear is a common name for_____, an infection of the _____
bacterial biofilm, outer ear
the following are pathogens that are commonly associated hospital acquired pneumonia EXCEPT
toxoplasmosis sp
gastroenteritis can result in
a. intestinal inflammation
b. infection
c. intoxication
d. diarrhea
the following bacterial orgnisms can cause diarrheal disease due to enterotoxin production
a. E Coli
b. Vibrio Cholerae
cholera is most closely associated with the following term
vibrio
cholera was most likely introduced in Haiti by______
an infected UN health care/aid worker
lactobaccilus can
prevent against urogenital infections in human fetuses
most common gram (-) opportunistic pathogens that cause UTI's are
a. E Coli
b. Aeruginosa
the following virus spreads rapidly in pediatirc wards in hospitals
rotavirus
bacterial pathogens like Group A streptococci (GAS) can cause
URT
the following bacteria STD can cause ectopic pregnency and PID if left untreated
chlamydia trachamitis
which of the following is caused by a dsDNA virus
genital warts
prion diseases are due to
a. abnormal Prp protein in the brain of the host
b. a Prp-c changing to Prp-sc over and over
brick shaped dsDNA virus that is transmitted by respiratory droplets of contact
small pox
the _____ virus can be a latent virus that infects the dorsal root ganglions and environmental triggers can reactivate the replication of the virus in the trunk region years after initial infection
varicella-zoster
infected mononucleosis is caused by the
Epstein-Barr virus
the genetic material in influenza A virus is RNA, but strains of influenza are determined and named by the differences in the____
H and H spikes on the envelope
Acyclovir is prescribed to treat___
herpes
the hanta virus is spread by_____
contact with animal feces
HIV virus is
a reterovirus
HIV is a virus that
releases viral DNA into the host cells that must be reverse transcribed to DNA before new virus is made
HIV antivirals include all BUT
chemotherapy
the following euk infection can occur in cities across the US, but also wherever pigeons or chickens nest
crytococcus
the Ohio Valley fungal LRT disease is called
histoplasmosis
amphotericin B is used to treat
ringworm and fungal LRT disease
malaria is caused by a helminth and spread by mosquitos
false
malaria, TB, and meningitis are all very present in Afria
true
malaria is vectored by
anopheles sp.
malaria and the gene combination and gene expression of the sickle cell disease in humans have a unique relationship, all of the following describe this EXCEPT
homozygous allele combination provides protection by HO-1 enzyme increase
which is false
a person unaffected by sickle cell alleles are most protected from malaria
Giardia Intestinalis can be local or a "travelers" disease bacterial pathogens
false
amphotericin B treatment is described by all EXCEPT
has absolutely no effect on human cells
treating candida albicans overgrowth in the mouth includes
nynstatin swish
the definition of a virus is
obligate infectious particle
HIV is spread
through unprotected sex or intravenously
how does HIV attach to the host cell and what type does it infect
it attaches by the GP 120 and CD4 receptor on the T cell
what two enzymes are pivotal in HIV replication
reverse transcription and integrase
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