Bank of Krok testing to module N1

A CFT- complement fixation test
B IFA - Immunofluorescence assay
C Immunoblot analysis
D RDHA - Reverse direct hemagglutination assay
E RIHA - Reverse indirect hemagglutination assay

Meningococci

125. b-12 A bacteriologist using a bacterioscopic test of nasopharynx mucus has revealed Gram-negative cocci that resemble coffee beans and are located in pairs or tetrads. Which microorganism was isolated by the bacteriologist?
A. Acinetobacter calcoaceticus.
B. Hemophilus ifluenzae.
C. Streptococcus pneumoniae.
D.Moraxella lacunata.
E. *Neisseria meningitidis.

134. A doctor has diagnosed meningococcal nasopharyngitis of a child with nasopharyngitis. What method of laboratory diagnostics is the most rational for diagnosis confirmation?

A. Serologic.
B. Biological.
C. *Bacteriological.
D. Microscopic.
E. Allergic.

135. From a child with cerebrospinal meningitis there was obtained muddy spinal fluid with numerous leukocytes. Which test should be used for express-diagnostics of the disease?

A. Complement fixation test.
B. Agglutination.
C. *Immunofluorescence test.
D. Hemagglutination.
E. Neutralization.

* Suddenly young woman has started suffering from high temperature (39 C) and severe headache. At examination rigidity (stiffness) of neck muscles has been revealed. Spinal puncture has been made. There were a lot of neutrophils and Gram-negative diplococci into the smear from cerebrospinal fluid stained by Gram. Which from given bacteria might be cause of this disease?

*Neisseria meningitidis
Streptococcus pneumonia
Haemophilus influenza
Staphylococcus aureus
Pseudomonas aeruginosa

* A culture of meningococcus was isolated from the deposit of cerebrospinal fluid. Which serological test should be used for serogroup detection?

RA (agglutination test)
*RP (precipitation test)
RPHA (passive hemagglutination test)
RCF (complement fixation test)
Immune lysis test

116. In a kindergarten children and personnel were examined with the purpose of detecting meningococcal carriers. What method of microbiological research should be used?

A. Allergic.
B. *Bacteriological.
C. Bacterioscopic.
D. Biological.
E. Serologic.

* In kindergarten a child has been diagnosed meningococcal nasopharyngitis. Which vaccine may be used for current specific prophylaxis of meningococcal infection among children?

Alive attenuated
*Chemical
From killed microorganisms
Toxoid (anatoxin)
Combined

b-12 *2012* Bacterioscopy of nasopharyngeal mucus taken from a 2,5 year old child with nasopharyngitis

revealed gram-positive diplococci looking like coffee grains. What organs of the child are most likely to be affected if these microorganisms penetrate the blood?