Gonococci and Meningococci

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Questions and Answers

What is the primary goal of immediate treatment for meningococcal infection?

  • To prevent septicemia (correct)
  • To eliminate rash
  • To reduce fever
  • To alleviate headache

What is the preferred antibiotic for treating meningococcal infection?

  • Ampicillin
  • Penicillin G (correct)
  • Erythromycin
  • Tetracycline

What is a characteristic symptom of meningococcal infection?

  • Rash (correct)
  • Nausea
  • Sore throat
  • Fatigue

Why is prompt treatment of meningococcal infection essential?

<p>To prevent complications (D)</p> Signup and view all the answers

What is the consequence of delayed treatment of meningococcal infection?

<p>Increased risk of septicemia (A)</p> Signup and view all the answers

What is the next stage of DGI, especially in the knee?

<p>Septic arthritis (D)</p> Signup and view all the answers

In which group of people is DGI mostly seen?

<p>Untreated asymptomatic women and persons with complement deficiency (D)</p> Signup and view all the answers

What is the cause of Ophthalmia neonatorum?

<p>Infection acquired during passage through the birth canal of a mother infected with gonococcus (C)</p> Signup and view all the answers

What is the role of the birth canal in Ophthalmia neonatorum?

<p>The birth canal is the route of transmission of the infection (C)</p> Signup and view all the answers

What is the organism responsible for Ophthalmia neonatorum?

<p>Gonococcus (B)</p> Signup and view all the answers

What is the sensitivity of the bacteria to?

<p>Colistin (A)</p> Signup and view all the answers

Which of the following media is not suitable for the growth of the bacteria?

<p>Gonococci selective media (B)</p> Signup and view all the answers

What is the common characteristic of the media on which the bacteria grow?

<p>Absence of selective agents (D)</p> Signup and view all the answers

Why do the bacteria not grow on gonococci selective media?

<p>Due to presence of colistin (D)</p> Signup and view all the answers

What is the characteristic of the media on which the bacteria do not grow?

<p>Presence of selective agents (C)</p> Signup and view all the answers

What is the function of IgA protease produced by gonococci and meningococci?

<p>To cleave IgA1 and help the pathogen evade immunoglobulins (C)</p> Signup and view all the answers

What is a consequence of meningococcal infection?

<p>Spleen, liver, and lymph nodes are enlarged (C)</p> Signup and view all the answers

What is the primary site of colonization for gonococci?

<p>Mucous membrane of the genitourinary tract (C)</p> Signup and view all the answers

What type of immunoglobulin do gonococci and meningococci produce proteases against?

<p>IgA1 (D)</p> Signup and view all the answers

What is the role of O antigen polysaccharides in endotoxin?

<p>They are responsible for the loss of virulence (C)</p> Signup and view all the answers

What is the result of IgA protease activity on IgA1?

<p>Cleavage of IgA1 (A)</p> Signup and view all the answers

What is the effect of the loss of O antigen polysaccharides on the organism?

<p>The organism loses its virulence (A)</p> Signup and view all the answers

Which type of bacteria is known to produce IgA protease?

<p>Gonococci and meningococci (B)</p> Signup and view all the answers

What is the relationship between endotoxin and the pathogenesis of meningococcal infection?

<p>Endotoxin is involved in the pathogenesis (B)</p> Signup and view all the answers

What is the consequence of the modification of endotoxin?

<p>The organism's virulence decreases (A)</p> Signup and view all the answers

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