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Multiple Choice

MicrobiologyMultiple Choice

Multiple Choice


_____________ glands produce a lipid-rich substance that contains proteins and minerals and protects the skin.

  1. Sweat
  2. Mammary
  3. Sebaceous
  4. Endocrine

Which layer of skin contains living cells, is vascularized, and lies directly above the hypodermis?

  1. the stratum corneum
  2. the dermis
  3. the epidermis
  4. the conjunctiva

Staphylococcus aureus is most often associated with being

  1. coagulase-positive.
  2. coagulase-negative.
  3. catalase-negative.
  4. gram-negative

M protein is produced by

  1. Pseudomonas aeruginosa
  2. Staphylococcus aureus
  3. Propionibacterium acnes
  4. Streptococcus pyogenes

___________ is a major cause of preventable blindness that can be reduced through improved sanitation.

  1. Ophthalmia neonatorum
  2. Keratitis
  3. Trachoma
  4. Cutaneous anthrax

Which species is frequently associated with nosocomial infections transmitted via medical devices inserted into the body?

  1. Staphylococcus epidermidis
  2. Streptococcus pyogenes
  3. Proproniobacterium acnes
  4. Bacillus anthracis

Warts are caused by

  1. human papillomavirus.
  2. herpes simplex virus.
  3. adenoviruses.
  4. parvovirus B19.

Which of these viruses can spread to the eye to cause a form of keratitis?

  1. human papillomavirus
  2. herpes simplex virus 1
  3. parvovirus 19
  4. circoviruses

Cold sores are associated with:

  1. human papillomavirus
  2. roseola
  3. herpes simplex viruses
  4. human herpesvirus 6

Which disease is usually self-limiting but is most commonly treated with ganciclovir if medical treatment is needed?

  1. roseola
  2. oral herpes
  3. papillomas
  4. viral conjunctivitis

Adenoviruses can cause:

  1. viral conjunctivitis
  2. herpetic conjunctivitis
  3. papillomas
  4. oral herpes

___________ is a superficial fungal infection found on the head.

  1. Tinea cruris
  2. Tinea capitis
  3. Tinea pedis
  4. Tinea corporis

For what purpose would a health-care professional use a Wood’s lamp for a suspected case of ringworm?

  1. to prevent the rash from spreading
  2. to kill the fungus
  3. to visualize the fungus
  4. to examine the fungus microscopically

Sabouraud dextrose agar CC is selective for:

  1. all fungi
  2. non-saprophytic fungi
  3. bacteria
  4. viruses

The first-line recommended treatment for sporotrichosis is:

  1. itraconazole
  2. clindamycin
  3. amphotericin
  4. nystatin

Which of the following is most likely to cause an Acanthamoeba infection?

  1. swimming in a lake while wearing contact lenses
  2. being bitten by deerflies in Central Africa
  3. living environments in a college dormitory with communal showers
  4. participating in a contact sport such as wrestling

The parasitic Loa loa worm can cause great pain when it:

  1. moves through the bloodstream
  2. exits through the skin of the foot
  3. travels through the conjunctiva
  4. enters the digestive tract

A patient tests positive for Loa loa antibodies. What does this test indicate?

  1. The individual was exposed to Loa loa at some point.
  2. The individual is currently suffering from loiasis.
  3. The individual has never been exposed to Loa loa.
  4. The individual is immunosuppressed.

________ is commonly treated with a combination of chlorhexidine and polyhexamethylene biguanide.

  1. Acanthamoeba keratitis
  2. Sporotrichosis
  3. Candidiasis
  4. Loiasis
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