Transition Block - Microbiology

Matthew Coulson
Quiz by Matthew Coulson, updated more than 1 year ago
Matthew Coulson
Created by Matthew Coulson about 2 years ago
4
1

Description

Honours Degree Medicine (Transition Block) Quiz on Transition Block - Microbiology, created by Matthew Coulson on 04/12/2019.

Resource summary

Question 1

Question
What is the best specimen to send to the microbiology lab for a STI infection in a 20 year old asymptomatic female?
Answer
  • An endocervical swab for PCR
  • A vulvovaginal swab for PCR
  • A first pass urine sample for PCR
  • A mid stream urine sample for PCR

Question 2

Question
What is the best specimen to send to the microbiology lab for a STI infection in a 22 year old asymptomatic male?
Answer
  • Swab of glans for PCR
  • Urethral swab for PCR
  • First pass urine sample for PCR
  • Mid stream urine sample for PCR

Question 3

Question
Which of the following infective organisms are treated with Metronidazole?
Answer
  • Neisseria Gonorrhoea
  • Trichomonas Vaginalis
  • Gardnerella Vaginalis
  • Treponema Pallidum
  • Chlamydia Trachomatis

Question 4

Question
Which of the following strains are associated with chlamydial eye infections?
Answer
  • Serotypes A, B and C
  • Serotypes D-K
  • Serotypes L1-L3

Question 5

Question
Bacterial Vaginosis can be diagnosed if [blank_start]clue[blank_end] cells are seen on microscopy
Answer
  • clue

Question 6

Question
IM ceftriaxone and oral azithromycin is the current recommended treatment for Gonorrhoea infection
Answer
  • True
  • False

Question 7

Question
Which of the following statements is true?/
Answer
  • Most coliforms are sensitive to Gentamicin
  • Most coliforms are sensitive to Amoxicillin
  • Most coliforms are sensitive to Metronidazole
  • Enterococcus Faecalis is a type of Coliform
  • Pseudomonas Aeruginosa is a type of Coliform

Question 8

Question
Low blood pressure that does not come back up when IV fluids are given is diagnostic of septic shock
Answer
  • True
  • False

Question 9

Question
Gentamicin: [blank_start]Dizziness[blank_end] is a recognised side effect of gentamicin Gentamicin is mainly excreted by the [blank_start]kidneys[blank_end] Gentamicin blood levels should be checked at least once every [blank_start]3 days[blank_end]
Answer
  • 3 days
  • 24 hours
  • 2 days
  • kidneys
  • liver
  • Dizziness
  • Headache
  • Tenesmus
  • Diarrhoea

Question 10

Question
If steroids are indicated in a patient with bacterial meningitis, they should be given either [blank_start]just before or with[blank_end] the first dose of antibiotics
Answer
  • just before or with
  • with or just after
  • just before or just after

Question 11

Question
Listeria are gram [blank_start]positive[blank_end] [blank_start]bacilli[blank_end]
Answer
  • bacilli
  • cocci
  • positive
  • negative

Question 12

Question
Which of the following causative organisms of bacterial meningitis is associated with the consumption of soft cheese?
Answer
  • Listeria
  • Streptococcus Pneumoniae
  • Neisseria Meningitidis
  • Haemophilus Influenzae
  • Escherichia Coli

Question 13

Question
Ceftriaxone is used for empirical treatment of suspected bacterial meningitis because ...
Answer
  • It has a longer half life than penicillin
  • Ceftriaxone penetrates better than penicillin into CSF
  • Most bacteria that cause meningitis are now penicillin resistant.
  • Ceftriaxone also has activity against Listeria

Question 14

Question
A woman has recently been diagnosed with chlamydia infection. She wishes to know if she can continue to have sex with her regular partner (who is not infected). What do you tell her?
Answer
  • She should abstain from sex for two weeks in total; one week whilst taking the treatment (doxycycline) and one week following this
  • She should abstain from sex for the one week of her doxycycline treatment
  • She can continue to have sex provided condoms are used.
  • She can continue to have unprotected sex during Doxycycline treatment as female to male transmission is low.

Question 15

Question
A test of cure is required for both chlamydia and gonorrhoea.
Answer
  • True
  • False

Question 16

Question
In males: When testing for STIs, a [blank_start]first pass[blank_end] urine sample is taken When testing for UTIs, a [blank_start]midstream[blank_end] urine sample is taken
Answer
  • midstream
  • first pass
  • first pass
  • midstream

Question 17

Question
Sepsis can be diagnosed if a patient's NEWS score is greater than [blank_start]5[blank_end]
Answer
  • 5
  • 4
  • 6
  • 7

Question 18

Question
Which of the following are part of Sepsis 6?
Answer
  • Give Oxygen to maintain sats above 94%
  • Take bloods for culture
  • Give indicated antibiotics
  • Give fluids
  • Measure Serum lactate and haemoglobin
  • Measure Urine output
  • Take ECG to assess urgent cardiovascular risk
  • Measure white blood cell count
  • Take oral swab for microscopy and/or PCR
  • Urgent ultrasound to assess for structural pathology

Question 19

Question
In septic patients, Gentamicin is typically only given for 3 days, for gram negative cover in days following this Gentamicin should be swapped out for [blank_start]Aztreonam[blank_end] to avoid possible gentamicin toxicity.
Answer
  • Aztreonam
  • Imipenem
  • Ertapenem
  • Trimethoprim

Question 20

Question
Empirical Antibiotics for Sepsis in a patient who is hypersensitive to penicillin are ...
Answer
  • Amoxicillin, Gentamicin, Metroidazole
  • Doxycycline, Gentamicin, Metronidazole
  • Ceftriaxone, Gentamicin, Metronidazole
  • Vancomycin, Gentamicin, Metronidazole

Question 21

Question
Gentamicin is known to penetrate into the CSF thus making it more important to regulate its levels due to potential toxicity.
Answer
  • True
  • False

Question 22

Question
Gram positive cocci: [blank_start]Staph Aureus[blank_end] = Coagulase Positive [blank_start]Staph Epidermidis[blank_end] = Coagulase Negative
Answer
  • Staph Epidermidis
  • Staph Aureus
  • Staph Aureus
  • Staph Epidermidis

Question 23

Question
Streptococci: Alpha Haemolytic: [blank_start]Partial[blank_end] Haemolysis Colour on gram stain is [blank_start]Green[blank_end] [blank_start]Streptococcus Viridans[blank_end] is an example Beta Haemolytic: [blank_start]Complete[blank_end] Haemolysis Colour on gram stain is [blank_start]Yellow[blank_end] [blank_start]Streptococcus Pyogenes[blank_end] is an example Gamma Haemolytic: [blank_start]No[blank_end] Haemolysis No colour on gram stain
Answer
  • Partial
  • Complete
  • No
  • Complete
  • Partial
  • No
  • No
  • Partial
  • Complete
  • Yellow
  • Green
  • Red
  • Green
  • Yellow
  • Red
  • Streptococcus Viridans
  • Streptococcus Pyogenes
  • Streptococcus Pyogenes
  • Streptococcus Viridans
  • Enterococcus
  • Enterococcus
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