Question 1

Bacteria that lose their cell walls due to penicillin or lysozyme and result in persistent wall-deficient bacteria are called _____.

Accepted Answer

L Forms

Question 2

Which of the following is not transmitted via an arthropod vector?

Accepted Answer

A) Leptospirosis 
B) Lyme disease 
C) Rocky Mountain spotted fever 
D) Epidemic typhus 
E) Human Ehrlichosis 
A) Leptospirosis 
B) Lyme disease 
C) Rocky Mountain spotted fever 
D) Epidemic typhus 
E) Human Ehrlichosis A

Question 3

Which is incorrect about Lyme disease?

Accepted Answer

A) It is a new disease that started in Lyme, Connecticut. 
B) Its reservoirs are mice and deer. 
C) It is transmitted by ticks. 
D) It is nonfatal. 
E) It can slowly progress and mimic rheumatoid conditions. 
A) It is a new disease that started in Lyme, Connecticut. 
B) Its reservoirs are mice and deer. 
C) It is transmitted by ticks. 
D) It is nonfatal. 
E) It can slowly progress and mimic rheumatoid conditions. A

Question 4

Treponema vincentii, Bacteroides forsythus, and fusobacteria synergistically are involved in which infection?

Accepted Answer

A) gingivitis 
B) necrotizing ulcerative gingivitis (NUG) 
C) ornithosis 
D) yaws 
E) nongonococcal urethritis 
A) gingivitis 
B) necrotizing ulcerative gingivitis (NUG) 
C) ornithosis 
D) yaws 
E) nongonococcal urethritis

Question 5

Discuss the role of Ixodes scapularis and Ixodes pacificus in Lyme disease.

Accepted Answer

Ixodes scapularis and Ixodes pacificus a

Question 6

Leptospirosis has all the following characteristics except:

Accepted Answer

A) most common in cattle, horses, pigs, and dogs 
B) pathogen is a spirochete 
C) infects kidneys, liver, brain, eyes 
D) humans acquire it by contact with abraded skin or mucous membranes 
E) can be transmitted by animal bites 
A) most common in cattle, horses, pigs, and dogs 
B) pathogen is a spirochete 
C) infects kidneys, liver, brain, eyes 
D) humans acquire it by contact with abraded skin or mucous membranes 
E) can be transmitted by animal bites

Question 7

Ornithosis

Accepted Answer

A) is caused by Chlamydia pneumoniae. 
B) is a zoonosis of certain types of birds. 
C) is a mild, upper respiratory tract illness. 
D) has humans as a reservoir for the pathogen. 
E) All of the choices are correct. 
A) is caused by Chlamydia pneumoniae. 
B) is a zoonosis of certain types of birds. 
C) is a mild, upper respiratory tract illness. 
D) has humans as a reservoir for the pathogen. 
E) All of the choices are correct.

Question 8

Which is not a characteristic of spirochetes?

Accepted Answer

A) All are pathogenic 
B) Gram negative 
C) Helical shape 
D) Always motile 
E) Endoflagella enclosed in periplasmic space 
A) All are pathogenic 
B) Gram negative 
C) Helical shape 
D) Always motile 
E) Endoflagella enclosed in periplasmic space

Question 9

The most immediate and important treatment needed to prevent death in cholera victims is

Accepted Answer

A) water and electrolyte replacement. 
B) antimicrobics. 
C) antitoxin. 
D) surgery. 
E) None of the choices are correct. 
A) water and electrolyte replacement. 
B) antimicrobics. 
C) antitoxin. 
D) surgery. 
E) None of the choices are correct.

Question 10

NGU is a syndrome among males with chlamydial infections of the urethra.

Accepted Answer

A) True 
 B)False

Question 11

Lyme disease is only seen in people living in Lyme, Connecticut.

Accepted Answer

A) True 
 B)False

Question 12

Ureaplasma urealyticum is implicated in which of the following?

Accepted Answer

A) nongonococcal urethritis 
B) Rocky Mountain Spotted Fever 
C) periodontal disease 
D) Q fever 
E) endemic typhus 
A) nongonococcal urethritis 
B) Rocky Mountain Spotted Fever 
C) periodontal disease 
D) Q fever 
E) endemic typhus

Question 13

The following are characteristics of Chlamydias except:

Accepted Answer

A) gram negative 
B) obligate parasites that need host cells for growth 
C) elementary bodies are the infectious form 
D) elementary bodies lack enzyme systems for making ATP 
E) reticulate bodies differentiate into elementary bodies 
A) gram negative 
B) obligate parasites that need host cells for growth 
C) elementary bodies are the infectious form 
D) elementary bodies lack enzyme systems for making ATP 
E) reticulate bodies differentiate into elementary bodies

Question 14

In patients with diabetes or liver disease, ingestion of raw oysters contaminated with this organism can lead to death:

Accepted Answer

A) Vibrio vulnificus 
B) Vibrio parahaemolyticus 
C) Vibrio cholerae 
D) Campylobacter jejuni 
E) Helicobacter pylori 
A) Vibrio vulnificus 
B) Vibrio parahaemolyticus 
C) Vibrio cholerae 
D) Campylobacter jejuni 
E) Helicobacter pylori

Question 15

Characteristics of rickettsias include

Accepted Answer

A) obligate parasites requiring host cells for growth. 
B) arthropods serve as life cycle hosts and vectors. 
C) gram negative coccobacilli. 
D) host cells are required for ATP metabolism. 
E) All of the choices are correct. 
A) obligate parasites requiring host cells for growth. 
B) arthropods serve as life cycle hosts and vectors. 
C) gram negative coccobacilli. 
D) host cells are required for ATP metabolism. 
E) All of the choices are correct.

Question 16

In severe cases of Rocky Mountain spotted fever, the enlarged lesions of the rash can become necrotic and predispose the patient to gangrene of toes and fingertips.

Accepted Answer

A) True 
 B)False

Question 17

The chancre of syphilis

Accepted Answer

A) occurs due to small hemorrhaging of capillaries. 
B) is very painful. 
C) occurs during the tertiary stage. 
D) develops into a lesion with firm margins and an ulcerated central crater. 
E) All of the choices are correct. 
A) occurs due to small hemorrhaging of capillaries. 
B) is very painful. 
C) occurs during the tertiary stage. 
D) develops into a lesion with firm margins and an ulcerated central crater. 
E) All of the choices are correct.

Question 18

After being bitten by a tick on a hiking trip, Amy had chills, headache, muscle pain, nausea, lethargy, and rash.Before further testing, Amy's healthcare provider gave her information about which of the following diseases?

Accepted Answer

A) Anaplasma phagocytophilum and human granulocytic anaplasmosis 
B) Ehrlichia chaffeensis and human monocytic ehrlichiosis 
C) Shigella and dysentery 
D) Streptococcus pyogenes and strep throat 
E) Both A & B 
A) Anaplasma phagocytophilum and human granulocytic anaplasmosis 
B) Ehrlichia chaffeensis and human monocytic ehrlichiosis 
C) Shigella and dysentery 
D) Streptococcus pyogenes and strep throat 
E) Both A & B

Question 19

Chlamydiosis can lead to endometritis, salpingitis, and pelvic inflammatory disease.

Accepted Answer

A) True 
 B)False

Question 20

When plaque becomes mineralized with calcium and phosphate crystals, it becomes a hard, porous substance called _____.

Accepted Answer

The answer of When plaque becomes mineralized with calcium and...

Exam 21: Miscellaneous Bacterial Agents of Disease

Bacteria that lose their cell walls due to penicillin or lysozyme and result in persistent wall-deficient bacteria are called _____.

Which of the following is not transmitted via an arthropod vector?

Which is incorrect about Lyme disease?

Treponema vincentii, Bacteroides forsythus, and fusobacteria synergistically are involved in which infection?

Discuss the role of Ixodes scapularis and Ixodes pacificus in Lyme disease.

Leptospirosis has all the following characteristics except:

Ornithosis

Which is not a characteristic of spirochetes?

The most immediate and important treatment needed to prevent death in cholera victims is

NGU is a syndrome among males with chlamydial infections of the urethra.

Lyme disease is only seen in people living in Lyme, Connecticut.

Ureaplasma urealyticum is implicated in which of the following?

The following are characteristics of Chlamydias except:

In patients with diabetes or liver disease, ingestion of raw oysters contaminated with this organism can lead to death:

Characteristics of rickettsias include

In severe cases of Rocky Mountain spotted fever, the enlarged lesions of the rash can become necrotic and predispose the patient to gangrene of toes and fingertips.

The chancre of syphilis

After being bitten by a tick on a hiking trip, Amy had chills, headache, muscle pain, nausea, lethargy, and rash.Before further testing, Amy's healthcare provider gave her information about which of the following diseases?

Chlamydiosis can lead to endometritis, salpingitis, and pelvic inflammatory disease.

When plaque becomes mineralized with calcium and phosphate crystals, it becomes a hard, porous substance called _____.

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

An Introduction to Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host-The Elements of Chemotherapy

Microbe-Human Interactions: Infection, Disease, and Epidemiology

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

Filters