21. Principles of Disease

The definitive host for Toxoplasma gondii is __________.

a. humans

b. cats

c. birds

d. mosquitoes

Identify the viral family causing or implicated in each of the following diseases. A viral family name may be used more than once.

1. ____ Chickenpox

2. ____ Smallpox

3. ____ Cowpox

4. ____ Molluscum contagiosum

5. ____ HHV-1 infection

6. ____ Whitlow

7. ____ Shingles

8. ____ Burkitt's lymphoma

9. ____ Infectious mononucleosis

10. ____ Chronic fatigue syndrome

11. ____ Cytomegalovirus infection

12. ____ Genital warts

13. ____ Roseola

14. ____ Plantar warts

15. ____ Progressive multifocal leukoencephalopathy

16. ____ Common cold

17. ____ Hepatitis B

18. ____ Fifth disease

A. Poxviridae

B. Herpesviridae

C. Papillomaviridae

D. Adenoviridae

E. Hepadnaviridae

F. Parvoviridae

G. Polyomaviridae

What viral family causes each of these diseases? (A family may be used more than once.)

1. _____Myocarditis

2. _____Colorado tick fever

3. _____Rabies

4. _____Influenza

5. _____Dengue fever

6. _____German measles

7. _____Acute gastroenteritis

8. _____Ebola virus

9. _____RSV

10. _____Western equine encephalitis

11. _____No known disease

A. Rhabdoviridae

B. Paramyxoviridae

C. Reoviridae

D. Coronaviridae

E. Togaviridae

F. Flaviviridae

G. Orthomyxoviridae

H. Orphan virus

I. Caliciviridae

J. Filoviridae

K. Picornaviridae

_____Postpolio syndrome is due to latent polioviruses that become active 30 to 40 years after the initial infection.

Choose the general agent of the disease (select ONE choice of agent from the options after each illness):

a. Pneumococcal pneumonia is caused by a (virus, bacterium, fungus).

b. Pneumocystis pneumonia is caused by a (virus, bacterium, fungus).

c. Tuberculosis is caused by a (virus, bacterium, fungus).

d. Histoplasmosis is caused by a (virus, bacterium, fungus).

e. Influenza is caused by a (virus, bacterium, fungus).

f. Colds are caused by (viruses, bacteria, fungi).

g. Coccidioidomycosis is caused by a (virus, bacterium, fungus).

h. Diphtheria is caused by a (virus, bacterium, fungus).

i. Pertussis is caused by a (virus, bacterium, fungus).

j. Scarlet fever is caused by a (virus, bacterium, fungus).

k. Legionellosis is caused by a (virus, bacterium, fungus).

l. Q fever is caused by a (virus, bacterium, fungus).

m. Hanta pulmonary syndrome is caused by a (virus, bacterium, fungus).

n. Streptococcal pharyngitis is caused by a (virus, bacterium, fungus).

Which of the following bacteria causes a common type of food poisoning?

a. Streptococcus sanguis

b. Clostridium tetani

c. Staphylococcus aureus

d. Streptococcus pyogenes