Question 1

Which of the following statements about pox diseases is incorrect

Accepted Answer

A) molluscum contagiosum only elicits a slight immune response 
B) monkey pox outbreaks have increased with the discontinuation of smallpox vaccination 
C) vaccinia virus can be used as a smallpox vaccine 
D) cowpox only causes disease in cows,humans cannot be infected 
A) molluscum contagiosum only elicits a slight immune response 
B) monkey pox outbreaks have increased with the discontinuation of smallpox vaccination 
C) vaccinia virus can be used as a smallpox vaccine 
D) cowpox only causes disease in cows,humans cannot be infected D

Question 2

Staphylococcus aureus causes all of the following except:

Accepted Answer

A) scalded skin syndrome 
B) carbuncles 
C) impetigo 
D) erysipelas 
A) scalded skin syndrome 
B) carbuncles 
C) impetigo 
D) erysipelas D

Question 3

Which correctly matches the disease caused by Varicella Zoster virus

Accepted Answer

A) shingles - virus is carried in blood to various tissues 
B) chickenpox - confined to a single region supplied by a particular nerve 
C) chickenpox - is due to latent virus that is reactivated 
D) shingles - occurs when cell-mediated immunity drops below a critical level 
A) shingles - virus is carried in blood to various tissues 
B) chickenpox - confined to a single region supplied by a particular nerve 
C) chickenpox - is due to latent virus that is reactivated 
D) shingles - occurs when cell-mediated immunity drops below a critical level D

Question 4

Which of the following is not considered resident microflora of the skin

Accepted Answer

A) Staphylococcus 
B) Corynebacterium 
C) E.coli 
D) Streptococcus 
A) Staphylococcus 
B) Corynebacterium 
C) E.coli 
D) Streptococcus

Question 5

Pediculosis is an infestation of:

Accepted Answer

A) lice 
B) ticks 
C) chiggers 
D) mites 
A) lice 
B) ticks 
C) chiggers 
D) mites

Question 6

Burn infections:

Accepted Answer

A) are difficult to diagnose as early signs are often decreased appetite and fatigue 
B) are difficult to treat as antibiotics are ineffective against the viruses that cause them 
C) with a grapelike odor and greenish discoloration are often due to viruses 
D) two of these 
A) are difficult to diagnose as early signs are often decreased appetite and fatigue 
B) are difficult to treat as antibiotics are ineffective against the viruses that cause them 
C) with a grapelike odor and greenish discoloration are often due to viruses 
D) two of these

Question 7

Human bites can cause an opportunistic infection with:

Accepted Answer

A) Pasteurella multocida 
B) Eikenella corrodens 
C) Eubacterium yurii 
D) Streptobacillus moniliformis 
A) Pasteurella multocida 
B) Eikenella corrodens 
C) Eubacterium yurii 
D) Streptobacillus moniliformis

Question 8

Which of the following Staphylococcal infections are matched correctly with infection sites

Accepted Answer

A) folliculitis - deep internal pus-filled infection 
B) furuncle - massive lesion on neck and upper back 
C) boil - an exterior pus-filled infection 
D) abscess - base of an eyelash 
A) folliculitis - deep internal pus-filled infection 
B) furuncle - massive lesion on neck and upper back 
C) boil - an exterior pus-filled infection 
D) abscess - base of an eyelash

Question 9

All of the following are reasons why the eyes have no normal microflora except:

Accepted Answer

A) eyelids present a physical barrier to colonization 
B) viruses are unable to penetrate the conjunctiva 
C) lacrimal gland secretes fluid that continuously flushes the cornea 
D) tears contain an enzyme that breaks down bacterial cell wall 
A) eyelids present a physical barrier to colonization 
B) viruses are unable to penetrate the conjunctiva 
C) lacrimal gland secretes fluid that continuously flushes the cornea 
D) tears contain an enzyme that breaks down bacterial cell wall

Question 10

Scarlet fever can lead to serious complications including:

Accepted Answer

A) glomerulonephritis 
B) meningitis 
C) rheumatic fever 
D) two of these 
A) glomerulonephritis 
B) meningitis 
C) rheumatic fever 
D) two of these

Question 11

The reason why newborns in developed countries receive antibiotic or silver nitrate drops at birth is:

Accepted Answer

A) to prevent opthalmia neonatorum 
B) because pinkeye is extremely contagious 
C) gnats can transmit organisms from the eyes of newborns 
D) two of these 
A) to prevent opthalmia neonatorum 
B) because pinkeye is extremely contagious 
C) gnats can transmit organisms from the eyes of newborns 
D) two of these

Question 12

Which viral disease is seasonal with an incidence highest in March and April

Accepted Answer

A) molluscum contagiosum 
B) smallpox 
C) chickenpox 
D) human papillomavirus 
A) molluscum contagiosum 
B) smallpox 
C) chickenpox 
D) human papillomavirus

Question 13

Candida albicans is characterized by all of the following except:

Accepted Answer

A) an oval budding yeast 
B) etiology of thrush 
C) vaginitis 
D) not found normally in intestines or urogenital tract 
A) an oval budding yeast 
B) etiology of thrush 
C) vaginitis 
D) not found normally in intestines or urogenital tract

Question 14

Mucus membranes:

Accepted Answer

A) produce an oily secretion called sebum 
B) contain keratin,a waterproofing protein 
C) trap pathogens in a thick watery secretion of glycoproteins and electrolytes 
D) are distributed with sweat glands that lower the pH of the membranes 
A) produce an oily secretion called sebum 
B) contain keratin,a waterproofing protein 
C) trap pathogens in a thick watery secretion of glycoproteins and electrolytes 
D) are distributed with sweat glands that lower the pH of the membranes

Question 15

Bacterial infections of the eye include all of the following except:

Accepted Answer

A) onchocerciasis 
B) ophthalmia neonatorum 
C) conjunctivitis 
D) trachoma 
A) onchocerciasis 
B) ophthalmia neonatorum 
C) conjunctivitis 
D) trachoma

Question 16

Viral infections of the eye include:

Accepted Answer

A) trachoma 
B) epidemic keratoconjunctivitis 
C) acute hemorrhagic conjunctivitis 
D) two of these 
A) trachoma 
B) epidemic keratoconjunctivitis 
C) acute hemorrhagic conjunctivitis 
D) two of these

Question 17

What are the means by which asymptomatic Staphylococcus carriers (like hospital personnel)spread this bacterium

Accepted Answer

A) via the skin 
B) by nasal dropets 
C) fomites 
D) all of these 
A) via the skin 
B) by nasal dropets 
C) fomites 
D) all of these

Question 18

Which of the following statements about scalded skin syndrome is incorrect

Accepted Answer

A) caused by Staphylococcus aureus 
B) rarely leads to bacteremia 
C) most commonly occurs in infants 
D) exotoxins cause the upper skin layers to separate and peel off 
A) caused by Staphylococcus aureus 
B) rarely leads to bacteremia 
C) most commonly occurs in infants 
D) exotoxins cause the upper skin layers to separate and peel off

Question 19

Neisseria gonorrhoeae is implicated in eye infections such as:

Accepted Answer

A) trachoma 
B) ophthalmia neonatorum 
C) conjunctivitis 
D) two of these 
A) trachoma 
B) ophthalmia neonatorum 
C) conjunctivitis 
D) two of these

Question 20

Which of the following does not refer to gas gangrene

Accepted Answer

A) caused by Clostridium species 
B) contains crepitant tissue 
C) necrosis appears 
D) vaccine is available,but not widely used 
A) caused by Clostridium species 
B) contains crepitant tissue 
C) necrosis appears 
D) vaccine is available,but not widely used

Exam 20: Diseases of the Skin and Eyes; Wounds and Bites

Which of the following statements about pox diseases is incorrect

Staphylococcus aureus causes all of the following except:

Which correctly matches the disease caused by Varicella Zoster virus

Which of the following is not considered resident microflora of the skin

Pediculosis is an infestation of:

Burn infections:

Human bites can cause an opportunistic infection with:

Which of the following Staphylococcal infections are matched correctly with infection sites

All of the following are reasons why the eyes have no normal microflora except:

Scarlet fever can lead to serious complications including:

The reason why newborns in developed countries receive antibiotic or silver nitrate drops at birth is:

Which viral disease is seasonal with an incidence highest in March and April

Candida albicans is characterized by all of the following except:

Mucus membranes:

Bacterial infections of the eye include all of the following except:

Viral infections of the eye include:

What are the means by which asymptomatic Staphylococcus carriers (like hospital personnel)spread this bacterium

Which of the following statements about scalded skin syndrome is incorrect

Neisseria gonorrhoeae is implicated in eye infections such as:

Which of the following does not refer to gas gangrene

Scope and History of Microbiology

The Microbiome

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

Gene Transfer and Genetic Engineering

An Introduction to Taxonomy: The Bacteria

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Innate Host Defenses

Basic Principles of Adaptive Immunity and Immunization

Immune Disorders

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, Lymphatic, and Systemic Diseases

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

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