Question 1

Buruli ulcer is caused by

Accepted Answer

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

Question 2

Which of the following leads to all the others?

Accepted Answer

A)  toxemia 
B)  staphylococcal infection 
C)  sudden drop in blood pressure 
D)  TSST- 1 
E)  scalded skin syndrome 
A)  toxemia 
B)  staphylococcal infection 
C)  sudden drop in blood pressure 
D)  TSST- 1 
E)  scalded skin syndrome

Question 3

Which region of the skin supports the largest bacterial population?

Accepted Answer

A)  scalp 
B)  armpits 
C)  feet 
D)  forearms 
E)  All of these support similarly sized bacterial populations. 
A)  scalp 
B)  armpits 
C)  feet 
D)  forearms 
E)  All of these support similarly sized bacterial populations.

Question 4

All of the following are normal microbiota of the skin EXCEPT

Accepted Answer

A)  Propionibacterium. 
B)  Corynebacterium. 
C)  Staphylococcus. 
D)  Streptococcus. 
E)  Micrococcus. 
A)  Propionibacterium. 
B)  Corynebacterium. 
C)  Staphylococcus. 
D)  Streptococcus. 
E)  Micrococcus.

Question 5

Which of the following is NOT true of acne?

Accepted Answer

A)  Drugs that inhibit sebum formation are useful in treating inflammatory acne. 
B)  Antibiotics may be prescribed for moderate cases. 
C)  It is often due to the action of Propionibacterium. 
D)  Mild cases are treated with topical agents. 
E)  It can be treated by eliminating fatty foods from the diet. 
A)  Drugs that inhibit sebum formation are useful in treating inflammatory acne. 
B)  Antibiotics may be prescribed for moderate cases. 
C)  It is often due to the action of Propionibacterium. 
D)  Mild cases are treated with topical agents. 
E)  It can be treated by eliminating fatty foods from the diet.

Question 6

Acanthamoeba infections are usually transmitted via insects.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is incorrectly matched?

Accepted Answer

A)  Neisseria gonorrhea - opthalmia neonatorum 
B)  Chlamydia trachomatis - trachoma 
C)  Haemophilus influenzae - pinkeye 
D)  Pseudomonas - inclusion conjunctivitis 
E)  Acanthamoeba - keratitis 
A)  Neisseria gonorrhea - opthalmia neonatorum 
B)  Chlamydia trachomatis - trachoma 
C)  Haemophilus influenzae - pinkeye 
D)  Pseudomonas - inclusion conjunctivitis 
E)  Acanthamoeba - keratitis

Question 8

A patient has pus- filled vesicles and scabs on her face, throat, and lower back. She most likely has

Accepted Answer

A)  chickenpox. 
B)  rubella. 
C)  smallpox. 
D)  measles. 
E)  mumps. 
A)  chickenpox. 
B)  rubella. 
C)  smallpox. 
D)  measles. 
E)  mumps.

Question 9

All of the following are characteristic of Pseudomonas aeruginosa EXCEPT

Accepted Answer

A)  production of pyocyanin. 
B)  rod- shaped. 
C)  gram- positive cell wall. 
D)  growth in moist environments. 
E)  resistance to many types of disinfectants and antibiotics. 
A)  production of pyocyanin. 
B)  rod- shaped. 
C)  gram- positive cell wall. 
D)  growth in moist environments. 
E)  resistance to many types of disinfectants and antibiotics.

Question 10

All of the following are characteristic of the Group A beta- hemolytic streptococci EXCEPT

Accepted Answer

A)  hyaluronidase production. 
B)  the ability to dissolve blood clots. 
C)  the ability to damage cell membranes. 
D)  methicillin resistance. 
E)  M proteins. 
A)  hyaluronidase production. 
B)  the ability to dissolve blood clots. 
C)  the ability to damage cell membranes. 
D)  methicillin resistance. 
E)  M proteins.

Question 11

Staphylococcus aureus is responsible for all of the following EXCEPT

Accepted Answer

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

Question 12

All of the following are transmitted via the respiratory route EXCEPT

Accepted Answer

A)  rubella. 
B)  measles. 
C)  smallpox. 
D)  tinea. 
E)  chickenpox. 
A)  rubella. 
B)  measles. 
C)  smallpox. 
D)  tinea. 
E)  chickenpox.

Question 13

An eight- year- old girl has scabs and pus- filled vesicles on her face and throat. Three weeks earlier she had visited her grandmother, who had shingles. What infection does the eight- year- old have?

Accepted Answer

A)  scabies 
B)  fever blisters 
C)  measles 
D)  rubella 
E)  chickenpox 
A)  scabies 
B)  fever blisters 
C)  measles 
D)  rubella 
E)  chickenpox

Question 14

The majority of the staphylococci isolated from human skin are coagulase- positive.

Accepted Answer

A) True 
 B)False

Question 15

Candidiasis often occurs following antibiotic therapy for bacterial infections.

Accepted Answer

A) True 
 B)False

Question 16

Infection with Pediculus humanus is called scabies.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following are incorrectly matched?

Accepted Answer

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

Exam 21: Microbial Diseases of the Skin and Eyes

Buruli ulcer is caused by

Which of the following leads to all the others?

Which region of the skin supports the largest bacterial population?

All of the following are normal microbiota of the skin EXCEPT

Which of the following is NOT true of acne?

Acanthamoeba infections are usually transmitted via insects.

Which of the following is incorrectly matched?

A patient has pus- filled vesicles and scabs on her face, throat, and lower back. She most likely has

All of the following are characteristic of Pseudomonas aeruginosa EXCEPT

All of the following are characteristic of the Group A beta- hemolytic streptococci EXCEPT

Staphylococcus aureus is responsible for all of the following EXCEPT

All of the following are transmitted via the respiratory route EXCEPT

An eight- year- old girl has scabs and pus- filled vesicles on her face and throat. Three weeks earlier she had visited her grandmother, who had shingles. What infection does the eight- year- old have?

The majority of the staphylococci isolated from human skin are coagulase- positive.

Candidiasis often occurs following antibiotic therapy for bacterial infections.

Infection with Pediculus humanus is called scabies.

Which of the following are incorrectly matched?

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic Cells

Microbial Metabolism

Microbial Growth

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Recombinant Dna

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, Algae, Protozoa, and Helminths

Viruses, Viroids, and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Practical Applications of Immunology

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

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