Question 1

What is the common manifestation of Neisseria gonorrhoeae infection in men?

Accepted Answer

A) Painful ejaculation and prostatitis 
B) Purulent discharge and dysuria 
C) Dysuria and prostatitis 
D) Purulent discharge and painful ejaculation 
A) Painful ejaculation and prostatitis 
B) Purulent discharge and dysuria 
C) Dysuria and prostatitis 
D) Purulent discharge and painful ejaculation B

Question 2

To which category do most Neisseria spp.belong?

Accepted Answer

A) Facultatively anaerobic 
B) Capnophilic 
C) Anaerobic 
D) Facultatively aerobic 
A) Facultatively anaerobic 
B) Capnophilic 
C) Anaerobic 
D) Facultatively aerobic B

Question 3

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 B

Question 4

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 5

The virulence factors for Neisseria spp.include all the following except:

Accepted Answer

A) capsule. 
B) endotoxin. 
C) pili. 
D) exotoxin. 
A) capsule. 
B) endotoxin. 
C) pili. 
D) exotoxin.

Question 6

All Neisseria spp.are generally all of the following except:

Accepted Answer

A) motile. 
B) aerobic. 
C) oxidase positive. 
D) catalase positive. 
A) motile. 
B) aerobic. 
C) oxidase positive. 
D) catalase positive.

Question 7

What is a major cause of pelvic inflammatory disease in women?

Accepted Answer

A) Untreated gonococcal cervicitis 
B) Untreated meningococcal cystitis 
C) Treated gonococcal cervicitis 
D) Treated meningococcal cystitis 
A) Untreated gonococcal cervicitis 
B) Untreated meningococcal cystitis 
C) Treated gonococcal cervicitis 
D) Treated meningococcal cystitis

Question 8

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

Question 9

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

Question 10

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 11

A microbiologist 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 12

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

Question 13

What antibiotics are recommended for treatment of uncomplicated gonococcal infections?

Accepted Answer

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

Question 14

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 15

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 16

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

Accepted Answer

A) similar detection sensitivity for 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 b-lactamase-positive strains. 
A) similar detection sensitivity for 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 b-lactamase-positive strains.

Question 17

What media should be used to isolate Neisseria meningitidis from respiratory samples?

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 18

How are Neisseria gonorrhoeae infections transmitted?

Accepted Answer

A) Sexual contact 
B) Contaminated food 
C) Respiratory droplet 
D) Spores 
A) Sexual contact 
B) Contaminated food 
C) Respiratory droplet 
D) Spores

Question 19

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 20

If a female is symptomatic, what are the symptoms of Neisseria gonorrhoeae infection in women?

Accepted Answer

A) Endometriosis and pelvic inflammatory disease 
B) Diarrhea and endometriosis 
C) Purulent arthritis and dysuria 
D) Vaginal discharge and dysuria 
A) Endometriosis and pelvic inflammatory disease 
B) Diarrhea and endometriosis 
C) Purulent arthritis and dysuria 
D) Vaginal discharge and dysuria

Exam 17: Neisseria Species and Moraxella Catarrhalis

What is the common manifestation of Neisseria gonorrhoeae infection in men?

To which category do most Neisseria spp.belong?

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?

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?

The virulence factors for Neisseria spp.include all the following except:

All Neisseria spp.are generally all of the following except:

What is a major cause of pelvic inflammatory disease in women?

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

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?

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?

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

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

What antibiotics are recommended for treatment of uncomplicated gonococcal infections?

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

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

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

What media should be used to isolate Neisseria meningitidis from respiratory samples?

How are Neisseria gonorrhoeae infections transmitted?

Nonpathogenic commensal Neisseria spp.include all the following except:

If a female is symptomatic, what are the symptoms of Neisseria gonorrhoeae infection in women?

Bacterial Cell Structure, Physiology, Metabolism, and Genetics

Host-Parasite Interaction

The Laboratory Role in Infection Control

Control of Microorganisms

Performance Improvement in the Microbiology Laboratory

Specimen Collection and Processing

Microscopic Examination of Materials From Infected Sites

Use of Colony Morphology for the Presumptive Identification of Microorganisms

Biochemical Identification of Gram-Negative Bacteria

Immunodiagnosis of Infectious Diseases

Applications of Molecular Diagnostics

Antimicrobial Agent 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

Anaerobes of Clinical Importance

The Spirochetes

Chlamydia, Rickettsia and Similar Organisms

Mycoplasma and Ureaplasma

Mycobacterium Tuberculosis and Nontuberculous Mycobacteria

Medically Significant Fungi

Diagnostic Parasitology

Clinical Virology

Agents of Bioterror and Forensic Microbiology

Biofilms: Architects of Disease

Upper and Lower Respiratory Tract Infections

Skin and Soft Tissue Infections

Gastrointestinal Infections and Food Poisoning

Infections of the Central Nervous System

Bacteremia and Sepsis

Urinary Tract Infections

Genital Infections and Sexually Transmitted Diseases

Infections in Special Populations

Zoonotic Diseases

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