Question 1

All of the following are protective factors of the skin and its secretions EXCEPT

Accepted Answer

A)  keratin.
B)  tightly packed cells.
C)  lysozyme production.
D)  pyocyanin production.
E)  salt.

Question 2

Describe the protective characteristics of the skin and mucus membranes and the ways pathogens may circumvent these to cause infections.

Accepted Answer

The skin and mucous membranes serve as t...

Question 3

The varicella-zoster virus is the causative agent of chickenpox and shingles.

Accepted Answer

A) True 
 B)False

Question 4

You are examining a scraping of an infected cornea under the brightfield microscope and see eukaryotic cells.This is probably a case of

Accepted Answer

A)  Ophthalmia neonatorum.
B)  Trachoma.
C)  Trichiasis.
D)  Acanthomoeba keratitis.
E)  Herpetic keratitis.

Question 5

The patient has vesicles and scabs over her forehead.Microscopic examination of skin scrapings shows gram-positive cocci in clusters.The etiology is

Accepted Answer

A)  Candida.
B)  Microsporum.
C)  Pseudomonas aeruginosa.
D)  Staphylococcus aureus.
E)  Sarcoptes.

Question 6

Which of the following is used to treat shingles?

Accepted Answer

A)  penicillin
B)  sulfonamide
C)  trifluridine
D)  fungicide
E)  acyclovir

Question 7

Staphylococcus aureus is responsible for all of the following EXCEPT

Accepted Answer

A)  pimples.
B)  sties.
C)  boils.
D)  carbuncles.
E)  acne.

Question 8

Candidiasis often occurs following antibiotic therapy for bacterial infections.

Accepted Answer

A) True 
 B)False

Question 9

A newborn infant develops a whitish overgrowth on the tongue and inner lips.This newborn is suffering from an infection with

Accepted Answer

A)  Acanthomoeba.
B)  Pediculus humanus.
C)  Trichophyton.
D)  Sporothrix schenkii.
E)  Candida albicans

Question 10

A possible complication of chickenpox is

Accepted Answer

A)  encephalitis.
B)  fever blisters.
C)  subacute sclerosing panencephalitis.
D)  congenital rubella syndrome.
E)  macular rash.

Question 11

Which of the following is used to treat candidiasis of the skin or mucous membranes?

Accepted Answer

A)  penicillin
B)  sulfonamide
C)  trifluridine
D)  miconazole
E)  acyclovir

Question 12

Which of the following is likely to spread MRSA among athletes?

Accepted Answer

A)  physical contact
B)  whirlpool baths
C)  taping gels
D)  shared equipment
E)  All of the answers are correct.

Question 13

Buruli ulcer is caused by

Accepted Answer

A)  gram-positive bacteria.
B)  acid-fast bacteria.
C)  a fungus.
D)  a virus.
E)  a mite.

Question 14

Inflammation of the thin clear membrane lining the eyelid and eye is properly termed

Accepted Answer

A)  keratititis.
B)  trachoma.
C)  ophthalmia neonatorum.
D)  conjunctivitis.
E)  whitlow.

Question 15

Which of the following is NOT caused by HSV-1?

Accepted Answer

A)  cold sores
B)  canker sores
C)  herpes gladiatorum
D)  herpes whitlow
E)  herpes encephalitis

Question 16

The patient has a papular rash.Microscopic examination of skin scrapings reveals small eight-legged animals.The etiology is

Accepted Answer

A)  Candida.
B)  Microsporum.
C)  Pseudomonas aeruginosa.
D)  Staphylococcus aureus.
E)  Sarcoptes.

Question 17

Furuncles,toxic shock syndrome,and scalded skin syndrome all are caused by

Accepted Answer

A)  Streptococcus pyogenes.
B)  Staphylococcus aureus.
C)  Pseudomonas aeruginosa.
D)  Candida albicans.
E)  Propionibacterium acnes.

Question 18

Which of the following are incorrectly matched?

Accepted Answer

A)  varicella-zoster - chickenpox
B)  parvovirus - fifth disease
C)  HHV-6 - roseola
D)  herpes zoster - shingles
E)  poxvirus - fever blisters

Question 19

Which of the following statements about congenital rubella syndrome is FALSE?

Accepted Answer

A)  It is contracted during the first trimester of pregnancy.
B)  It may be fatal to the unborn child.
C)  It may result in deafness,blindness,and mental retardation.
D)  It does not occur with subclinical infections.
E)  It can be prevented by vaccinating women prior to pregnancy.

Question 20

Which infectious agent causes conjunctivitis and may be contracted from non-chlorinated swimming pools?

Accepted Answer

A)  Haemophilus influenzae
B)  Chlamydia trachomatis
C)  Treponema pallidum
D)  Simplexvirus
E)  Neisseria gonorrhoeae

Exam 21: Microbial Diseases of the Skin and Eyes

Which of the following is NOT caused by HSV-1?

Correct AnswerverifiedShow Answer

All of the following are protective factors of the skin and its secretions EXCEPT

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The patient has a papular rash.Microscopic examination of skin scrapings reveals small eight-legged animals.The etiology is

Correct AnswerverifiedShow Answer

Describe the protective characteristics of the skin and mucus membranes and the ways pathogens may circumvent these to cause infections.

Correct AnswerAnswered by ExamLex AIThe skin and mucous membranes serve as t...View AnswerShow Answer

Which of the following is likely to spread MRSA among athletes?

Correct AnswerverifiedShow Answer

The patient has vesicles and scabs over her forehead.Microscopic examination of skin scrapings shows gram-positive cocci in clusters.The etiology is

Correct AnswerverifiedShow Answer

Which infectious agent causes conjunctivitis and may be contracted from non-chlorinated swimming pools?

Correct AnswerverifiedShow Answer

Which of the following is used to treat candidiasis of the skin or mucous membranes?

Correct AnswerverifiedShow Answer

The varicella-zoster virus is the causative agent of chickenpox and shingles.

Correct AnswerverifiedShow Answer

Which of the following is used to treat shingles?

Correct AnswerverifiedShow Answer

Which of the following are incorrectly matched?

Correct AnswerverifiedShow Answer

Candidiasis often occurs following antibiotic therapy for bacterial infections.

Correct AnswerverifiedShow Answer

Inflammation of the thin clear membrane lining the eyelid and eye is properly termed

Correct AnswerverifiedShow Answer

You are examining a scraping of an infected cornea under the brightfield microscope and see eukaryotic cells.This is probably a case of

Correct AnswerverifiedShow Answer

A possible complication of chickenpox is

Correct AnswerverifiedShow Answer

Which of the following statements about congenital rubella syndrome is FALSE?

Correct AnswerverifiedShow Answer

Staphylococcus aureus is responsible for all of the following EXCEPT

Correct AnswerverifiedShow Answer

Buruli ulcer is caused by

Correct AnswerverifiedShow Answer

Furuncles,toxic shock syndrome,and scalded skin syndrome all are caused by

Correct AnswerverifiedShow Answer

A newborn infant develops a whitish overgrowth on the tongue and inner lips.This newborn is suffering from an infection with

Correct AnswerverifiedShow Answer

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The skin and mucous membranes serve as t...
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