Nester's Microbiology: A Human Perspective

Denise Anderson, Sarah Salm, Deborah Allen

Chapter 21

Respiratory System Infections - all with Video Answers

Educators

Chapter Questions

Problem 1

The following are all complications of streptococcal pharyngitis except
a) glomerulonephritis.
b) scarlet fever.
c) subacute bacterial endocarditis.
d) acute rheumatic fever.
e) Reye's syndrome.

Joanna Quigley

Joanna Quigley

Numerade Educator

Problem 2

All of the following are true of diphtheria except
a) a membrane that forms in the throat can cause suffocation.
b) a toxin is produced that interferes with ribosome function.
c) the causative organism typically invades the bloodstream.
d) immunization with a toxoid prevents the disease.
e) nerve injury with paralysis is common.

Joanna Quigley

Numerade Educator

Problem 3

Adenoviral infections and the common cold are both
a) caused by picornaviruses.
b) often associated with fever.
c) associated with severe sore throat.
d) lower respiratory infections.
e) avoided by handwashing.

Joanna Quigley

Numerade Educator

Problem 4

All are true of mycoplasmal pneumonia except
a) it is a mycosis.
b) it usually does not require hospitalization.
c) penicillin is ineffective for treatment.
d) it is the leading cause of bacterial pneumonia in college students.
e) the infectious dose of the causative organism is low.

Joanna Quigley

Numerade Educator

Problem 5

All of the following are true of Legionnaires' disease except
a) the causative organism can grow inside protozoa.
b) it spreads readily from person to person.
c) it is more likely to occur in long-term cigarette smokers than in nonsmokers.
d) it is often associated with diarrhea or other intestinal symptoms.
e) it can be contracted from household water supplies.

Joanna Quigley

Numerade Educator

Problem 6

Which of the following infectious agents is most likely to cause a pandemic?
a) Influenza A virus
b) Streptococcus pyogenes
c) Histoplasma capsulatum
d) sin Nombre virus
e) Coccidioides immitis

Joanna Quigley

Numerade Educator

Problem 7

Respiratory syncytial virus
a) is a leading cause of serious lower respiratory tract infections in infants.
b) is an enveloped DNA virus of the adenovirus family.
c) attaches to host cell membranes by means of neuraminidase.
d) poses no threat to elderly people.
e) mainly causes disease in the summer months.

Joanna Quigley

Numerade Educator

Problem 8

In the United States, hantaviruses
a) are limited to southwestern states.
b) are carried only by deer mice.
c) infect human beings with a fatality rate of about $30 \%$
d) were first identified in the early 1970 s.
e) are contracted mainly in bat caves.

Joanna Quigley

Numerade Educator

Problem 9

All of the following are true of coccidioidomycosis except
a) it is contracted by inhaling arthrospores.
b) it is caused by a dimorphic fungus.
c) endospores are produced within a spherule.
d) it is more common in Maryland than in California.
e) it is often associated with painful nodules on the legs.

Joanna Quigley

Numerade Educator

Problem 10

The disease histoplasmosis
a) is caused by an encapsulated bacterium.
b) is contracted by inhaling arthrospores.
c) occurs mostly in hot, dry, and dusty areas of the American Southwest.
d) is a threat to AIDS patients living in areas bordering the Mississippi River.
e) is commonly fatal for pigeons and bats.

Joanna Quigley

Numerade Educator