Questions Flashcards
What is found in the cell membrane?
Ergosterol
How would you treat an infection of herpes labiales?
-acyclovir
(Acyclovir, and valcyclovir)
A patient has ABPD (allergic bronchopulmonary aspergillosis), what is a prior condition they had to make them more susceptible to this disease?
Asthma
The patient lives in San Joaquin valley, and has night sweats and fever, a tissue sample is observed, what do you expect to find in the microscope?(referring to coccidiodes)
Spherules
You enucleate a cell and insert an RNA virus, without Reverse transcriptase, what do you expect to find?
Completed, new synthesized virions
SARS1, what animal is a reservoir?
Civet
A picture of a cold sore, what would you treat this patient with?
Docosonal
Which organism is likely causing this patient symptoms? Picture of hard palate with black ulcer
A. Rhizopus arrhizus
B. Asperigilus fungus
C. Candida albicans
D. Blastomhyces dermatitis
Rhizopus arrhizus
Patient is HIV positive, what are the guidelines to start ART therapy?
ASAP
Which is a TORCH organism and causes mononucleosis?
CMV
If a child has dry cough, grain of salt on a halo (measles), what is the most likely cause of death?
Pneumonia
Which characteristic of virus is highly prone to mutation?
A. Helical capsid
B. Naked virus
C. Envelope virus
D. RNA genome
RNA genome
what is the most common viral oral infection?
HSV-1
When considering hepatitis, what statement is true?
Both Hep B & C can cause hepatocellualr carcinoma
what is true regarding a pro-drugs?
require a virally encoded enzyme to activate
Patient lives in San Joaquin Noah valley, cough, fever, night sweats, what would lung biopsy be?
A. Spherules
B. Intracellular yeasts
C. Coenocytic hyphae branching at 90 degrees
D. Hyphae w/ frequent septal branching 45 degrees
Spherules
Describes mumps. What is not a test from mumps( diagnosis)?
LFA
What complication is patient at greatest risk dying from? Dry cough, little red halo inside buccal mucosa?
A. Encephalitis
B. SSPE
C. Pneumonia
D. Diarrhea
SSPE
SSPE = complication for measles = fatal, neurological disorder
Encephalitis = in adults
Pneumonia = in children
Diarrhea
ottis media is also a complication of measles
How is adenovirus transmitted?
A) Swimming pool
B) Fecal- oral
c)Fomites
d) aerosol spray
All of the above
Which is the greatest risk of injury from percutaneous infection?
HBV
Group of viruses that cause 50% of all colds
Rhinovirus
Which virus only produces an acute infection?
A. HIV
B. Hep c
C. Human Papilloma
D. Hep A
E. CMV
Hep a
Considered an infectioius hepatitis
if question asked what virus is chronic = HIV
Which is not a test for MUMPS?
LFA
Test include:
RT-PCR: )(w/n 3 days)
ELISA: IgM (>3 days of symptoms)
She test positive for HCV using serological test. What treat is used for definite diagnosis of HCV?
RT-PCR
Overall test include:
-ELISA/LFA = serology
-RT-PCR = confirm
HIV DIAGNOSIS
1st: presumptive test
-elisa = p24 & antibodies to HIV against gp160
2nd: confirmation
-ELISA : b/w HIV-1/-2
-RT-PCR: only if ELISA is negative
Teratogen spreads via
Placenta
T:
O: OTHER:
R: RUBELLA
C: CMV
H: HERPES
Which pathogen can survive fusion of phagosome with lysosome after being engulfed to be able to live intracellulary?
Histoplasma capsulatum
Which techniques is useful to identify and detect quantitation of virus specific antibodies and of you have immunity to the virus?
A. Western bolt
B. Neutralization assay
C. PCR
D. ELISA
Neutralization assay
Which techniques is useful to identify and detect quantitation of virus specific antibodies and of you have immunity to the virus?
A. Western bolt
B. Neutralization assay
C. PCR
D. ELISA
Neutralization assay
Which uses a nerve ganglia for latent infection?
HSV-1: trigeminal ganglia
HSV-2: Sacral ganglia
HSV-3 (VZV): Sensory ganglia
Identify the fungal pathogen in KOH solution you grew were aseptate w/ numerous sporangia?
A. Ascomycota
B. Basidiomycota
C. Zygomycota
D. Deuteromycota
ZYGOMYCOTA
Which is a noncytopathic effect of viral pathogenesis?
A.Transformation
B. Inclusion bodies
C. Syncytia formation
D. Apoptosis
Transformation
Which fungus is the main virulence factor of a capsule?
A. Coccidioided
B. Candida
C. Malassezia
D. Epidermophytan
E. Cryptococcus
Cryptococcus
In yeast, what mating type must “a” mate w/ to successfully reproduce?
-alpha
-minus
-x
-a
-plus
Alpha
you have a faint rash, can cross placenta and cause damage to eyes and ears?
Rubella
Which vaccine has a protectionist against diarrheal disease?
A. Rotavirus
B. Norovirus
C. Mumps
D. Adenovirus
Rotavirus
-preventative vaccine
Rotarix = 2,4 moa
RotaTeq = 2, 4, 6 moa
Describe condition with EBV, then asked what is the a way to test for this virus?
Heterophile Test
which step with ion blockers such as ramantidine block in viral replication?
Uncoating
which step with ion blockers such as ramantidine block in viral replication?
Uncoating
What viral genome serves as a template to be translated by a ribosome?
DsDNA
ssRNA (-)
SsDNA (+)
SsRNA (+)
SsDNA (-)
RNAss (+)
Showed a pic of hard palette with rash on just one side, what virus?
sHINGLES
A fungal telemorph is
-sexual reproduction form
-form typically used for colonization
-dormant form
-type of vegetative hyphae
-form dependent dna polymerase
Sexual reproductive form
looks up anamorph
Reverse transcriptase is a what type of polymerase
RNA- DEPENDENT DNA POLYMERASE
Which virus can undergo reassortment ?
Influenza
Which is nucleoside/nucleotide inhibit inhibitor of DNA polymerase?
Acyclovir
Interferon alpha
Oseltamivir
Raltegravir
Palivizubab
Acyclovir
Which disease is latent in monocytes?
CMV
A person has herpes in his mouth then he touches his eyes what disease?
Herpes keratitis
White lateral lesions on the tongue that you can scape off?
Pseudomembranous candidiasis (fungal infection)
Crypto bacteria transmission ?
Geophilic
Ring worm on someone’s cheek. What disease?
Tinas facilias
Which virus are dentists at the least risk of contracting percutaneously?
-HIV
-HBV
-HAV
-all of them are at risk
All of them are at risk
