Texas Class A Barber Written ExamSanitation, Disinfection, and SafetyEasy

A barber notices a client has several small, red, itchy bumps on their scalp that appear to be filled with pus. Which type of bacterial infection is MOST likely indicated by these symptoms?

  1. AStaphylococci
  2. BStreptococci
  3. CBacilli
  4. DDiplococci
Show answer & explanation

Correct answer: A. Staphylococci

Staphylococci bacteria are commonly associated with pus-forming infections like pimples, boils, and abscesses, which align with the described symptoms.

Why the other options are wrong

  • B. Streptococci typically cause infections like strep throat or blood poisoning, presenting differently.
  • C. Bacilli are rod-shaped bacteria that can cause diseases like tetanus or tuberculosis, not typically pus-filled bumps.
  • D. Diplococci are bacteria that grow in pairs, causing diseases like pneumonia.

Staphylococci Infections

Staphylococci are spherical bacteria that grow in clusters and are responsible for many common pus-forming infections.

  • Cause boils, pustules, and abscesses.
  • Commonly found on skin and in nasal passages.
  • Can be resistant to antibiotics.

Memory trick: Staph Clusters Pustules, Strep Chains Sore Throats.

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