Question 1

What does blood-borne dissemination of Neisseria gonorrhoeae usually result in?

Accepted Answer

A)  Pharyngitis 
B)  Meningitis 
C)  Purulent arthritis 
D)  Pelvic inflammatory disease 
A)  Pharyngitis 
B)  Meningitis 
C)  Purulent arthritis 
D)  Pelvic inflammatory disease C

Question 2

The symptoms of meningococcal meningitis include all of the following EXCEPT:

Accepted Answer

A)  Frontal headache 
B)  Stiff neck 
C)  Backache 
D)  Fever 
A)  Frontal headache 
B)  Stiff neck 
C)  Backache 
D)  Fever C

Question 3

A microbiologist is reading CTA sugars from a vaginal culture that grew an oxidase-positive,gram-negative cocci.Only the glucose tube is yellow.What is the organism?

Accepted Answer

A)  Neisseria meningitidis 
B)  N. sicca 
C)  N. gonorrhoeae 
D)  N. lactamica 
A)  Neisseria meningitidis 
B)  N. sicca 
C)  N. gonorrhoeae 
D)  N. lactamica C

Question 4

All of the following include disadvantages of nucleic acid probes for Neisseria gonorrhoeae EXCEPT:

Accepted Answer

A)  Lesser sensitivity than cervical cultures in females 
B)  Not approved for pharyngeal or rectal specimens 
C)  Do not allow for recovery of an organism to be used for antimicrobial susceptibility testing 
D)  Are able to identify all N. gonorrhoeae isolates, including beta-lactamase-positive strains 
A)  Lesser sensitivity than cervical cultures in females 
B)  Not approved for pharyngeal or rectal specimens 
C)  Do not allow for recovery of an organism to be used for antimicrobial susceptibility testing 
D)  Are able to identify all N. gonorrhoeae isolates, including beta-lactamase-positive strains

Question 5

A microbiologist reading genital cultures on a Martin-Lewis plate should look for what colonial morphology if Neisseria gonorrhoeae is suspected?

Accepted Answer

A)  Large, white, creamy 
B)  Small, tan, translucent 
C)  Small, white, transparent 
D)  Small, rough, transparent 
A)  Large, white, creamy 
B)  Small, tan, translucent 
C)  Small, white, transparent 
D)  Small, rough, transparent

Question 6

A technician is reading CTA sugars.The maltose and glucose tubes are positive.What organism produces acid in these two tubes?

Accepted Answer

A)  Neisseria gonorrhoeae 
B)  N. sicca 
C)  N. lactamica 
D)  N. meningitidis 
A)  Neisseria gonorrhoeae 
B)  N. sicca 
C)  N. lactamica 
D)  N. meningitidis

Question 7

A young adult goes to the emergency room complaining of headache,dizziness,stiff neck,and purpura with a petechial skin rash.What two tests should the physician immediately perform?

Accepted Answer

A)  Skin scraping and pupil dilation 
B)  Genital and throat culture 
C)  Urine and blood culture 
D)  Blood and cerebrospinal fluid (CSF) culture 
A)  Skin scraping and pupil dilation 
B)  Genital and throat culture 
C)  Urine and blood culture 
D)  Blood and cerebrospinal fluid (CSF) culture

Question 8

How is Neisseria meningitidis spread?

Accepted Answer

A)  Contaminated food 
B)  Respiratory droplets 
C)  Airborne 
D)  Blood borne 
A)  Contaminated food 
B)  Respiratory droplets 
C)  Airborne 
D)  Blood borne

Question 9

A microbiologist receives cerebrospinal fluid (CSF)in the laboratory and does a Gram stain on it.Much to her surprise,she sees intracellular and extracellular gram-negative diplococci.What is the most likely organism?

Accepted Answer

A)  Neisseria gonorrhoeae 
B)  N. meningitidis 
C)  N. lactamica 
D)  N. sicca 
A)  Neisseria gonorrhoeae 
B)  N. meningitidis 
C)  N. lactamica 
D)  N. sicca

Question 10

What is the name of the condition in which there is hemorrhage in the adrenal glands?

Accepted Answer

A)  Waterhouse-Friderichsen syndrome 
B)  Leventhal-Stall 
C)  Waldenström's 
D)  Niemann-Pick 
A)  Waterhouse-Friderichsen syndrome 
B)  Leventhal-Stall 
C)  Waldenström's 
D)  Niemann-Pick

Question 11

How should a specimen for Neisseria gonorrhoeae be transported to the laboratory?

Accepted Answer

A)  Placed in the paper swab cover and transported to the laboratory at the end of the day 
B)  Placed in a bacterial transport and transported to the laboratory at the end of the day 
C)  Placed in a tube of broth and transported to the laboratory immediately 
D)  Placed in Amies with charcoal transport system and transported to the laboratory immediately 
A)  Placed in the paper swab cover and transported to the laboratory at the end of the day 
B)  Placed in a bacterial transport and transported to the laboratory at the end of the day 
C)  Placed in a tube of broth and transported to the laboratory immediately 
D)  Placed in Amies with charcoal transport system and transported to the laboratory immediately

Question 12

What is the specimen of choice in males for genital infections?

Accepted Answer

A)  Urine 
B)  Throat culture 
C)  Purulent discharge 
D)  Stool 
A)  Urine 
B)  Throat culture 
C)  Purulent discharge 
D)  Stool

Question 13

If a male is infected with Neisseria gonorrhoeae,what would be the results of a Gram stain of purulent discharge from his urethra?

Accepted Answer

A)  Many polymorphonuclear white blood cells, some with gram-negative intracellular diplococci and gram-negative diplococci 
B)  Many mononuclear white blood cells, gram-negative cocci 
C)  Few white blood cells, many red blood cells, and gram-negative rods 
D)  Many polymorphonuclear white blood cells, some gram-negative intracellular rods, and gram-negative rods 
A)  Many polymorphonuclear white blood cells, some with gram-negative intracellular diplococci and gram-negative diplococci 
B)  Many mononuclear white blood cells, gram-negative cocci 
C)  Few white blood cells, many red blood cells, and gram-negative rods 
D)  Many polymorphonuclear white blood cells, some gram-negative intracellular rods, and gram-negative rods

Question 14

What organism is a commensal of the upper respiratory tract and has become an opportunistic pathogen causing upper respiratory tract infections in otherwise healthy children and the elderly?

Accepted Answer

A)  Moraxella catarrhalis 
B)  Neisseria lactamica 
C)  N. sicca 
D)  N. gonorrhoeae 
A)  Moraxella catarrhalis 
B)  Neisseria lactamica 
C)  N. sicca 
D)  N. gonorrhoeae

Question 15

If a Gram stain of urethral discharge from a male has more than four polymorphonuclear leukocytes per field but no bacteria,what organism is suspected of causing the infection?

Accepted Answer

A)  Neisseria meningitidis 
B)  Chlamydia trachomatis 
C)  N. gonorrhoeae 
D)  C. pneumoniae 
A)  Neisseria meningitidis 
B)  Chlamydia trachomatis 
C)  N. gonorrhoeae 
D)  C. pneumoniae

Question 16

Nonpathogenic commensal Neisseria spp.include all the following EXCEPT:

Accepted Answer

A)  Neisseria lactamica 
B)  N. meningitidis 
C)  N. mucosa 
D)  N. polysaccharea 
A)  Neisseria lactamica 
B)  N. meningitidis 
C)  N. mucosa 
D)  N. polysaccharea

Question 17

Gonococcal infections occur primarily in all the following sites EXCEPT:

Accepted Answer

A)  Urethra 
B)  Endocervix 
C)  Uterus 
D)  Anal canal 
A)  Urethra 
B)  Endocervix 
C)  Uterus 
D)  Anal canal

Question 18

What are the two types of antibiotics recommended for treatment of uncomplicated gonococcal infections?

Accepted Answer

A)  Cephalosporins and fluoroquinolones 
B)  Penicillins and macrolides 
C)  Aminoglycosides and fluoroquinolones 
D)  Cephalosporins and penicillins 
A)  Cephalosporins and fluoroquinolones 
B)  Penicillins and macrolides 
C)  Aminoglycosides and fluoroquinolones 
D)  Cephalosporins and penicillins

Question 19

What media should be used to isolate Neisseria meningitidis?

Accepted Answer

A)  Differential and nonselective 
B)  Specific and nonspecific 
C)  Selective and nonselective 
D)  Enriched and nonenriched 
A)  Differential and nonselective 
B)  Specific and nonspecific 
C)  Selective and nonselective 
D)  Enriched and nonenriched

Question 20

What disease can newborns acquire through a birth canal infected with Neisseria gonorrhoeae?

Accepted Answer

A)  Conjunctivitis 
B)  Ophthalmia neonatorum 
C)  Ophthalmitis 
D)  Blindness 
A)  Conjunctivitis 
B)  Ophthalmia neonatorum 
C)  Ophthalmitis 
D)  Blindness

Exam 17: Neisseria Species and Moraxella Catarrhalis

What does blood-borne dissemination of Neisseria gonorrhoeae usually result in?

The symptoms of meningococcal meningitis include all of the following EXCEPT:

A microbiologist is reading CTA sugars from a vaginal culture that grew an oxidase-positive,gram-negative cocci.Only the glucose tube is yellow.What is the organism?

All of the following include disadvantages of nucleic acid probes for Neisseria gonorrhoeae EXCEPT:

A microbiologist reading genital cultures on a Martin-Lewis plate should look for what colonial morphology if Neisseria gonorrhoeae is suspected?

A technician is reading CTA sugars.The maltose and glucose tubes are positive.What organism produces acid in these two tubes?

A young adult goes to the emergency room complaining of headache,dizziness,stiff neck,and purpura with a petechial skin rash.What two tests should the physician immediately perform?

How is Neisseria meningitidis spread?

A microbiologist receives cerebrospinal fluid (CSF)in the laboratory and does a Gram stain on it.Much to her surprise,she sees intracellular and extracellular gram-negative diplococci.What is the most likely organism?

What is the name of the condition in which there is hemorrhage in the adrenal glands?

How should a specimen for Neisseria gonorrhoeae be transported to the laboratory?

What is the specimen of choice in males for genital infections?

If a male is infected with Neisseria gonorrhoeae,what would be the results of a Gram stain of purulent discharge from his urethra?

What organism is a commensal of the upper respiratory tract and has become an opportunistic pathogen causing upper respiratory tract infections in otherwise healthy children and the elderly?

If a Gram stain of urethral discharge from a male has more than four polymorphonuclear leukocytes per field but no bacteria,what organism is suspected of causing the infection?

Nonpathogenic commensal Neisseria spp.include all the following EXCEPT:

Gonococcal infections occur primarily in all the following sites EXCEPT:

What are the two types of antibiotics recommended for treatment of uncomplicated gonococcal infections?

What media should be used to isolate Neisseria meningitidis?

What disease can newborns acquire through a birth canal infected with Neisseria gonorrhoeae?

Bacterial Cell Structure, physiology, Metabolism, and Genetics

Host-Parasite Interaction

Laboratory Role in Infection Control

Control of Microorganisms

Performance Improvement in the Microbiology Laboratory

Specimen Collection and Processing

Microscopic Examination of Infected Materials

Use of Colonial Morphology for the Presumptive Identification of Microorganisms

Biochemical Identification of Gram-Negative Bacteria

Immunodiagnosis of Infectious Diseases

Applications of Molecular Diagnostics

Antibiotic Mechanisms of Action and Resistance

Antimicrobial Susceptibility Testing

Staphylococci

Streptococcus, enterococcus, and Other Catalase-Negative Gram-Positive Cocci

Aerobic Gram-Positive Bacilli

Haemophilus and Other Fastidious Gram-Negative Bacilli

Enterobacteriaceae

Vibrio,aeromonas,plesiomonas and Campylobacter Species

Nonfermenting and Miscellaneous Gram-Negative Bacilli

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Diagnostic Parasitology

Clinical Virology

Agents of Bioterror

Biofilms: Architects of Disease

Upper and Lower Respiratory Tract Infections

Skin and Soft Tissue Infections

Gastrointestinal Infections and Food Poisoning

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Bacteremia and Sepsis

Urinary Tract Infections

Genital Infections and Sexually Transmitted Diseases

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