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Chapter 28: Blood and Lymphatic Infections
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1
When a hand or a foot is infected, a visible red streak may spread from the infected site. This streak represents the course of the inflamed
A)Veins.
B)Tissue.
C)Lymphatic vessels.
D)Capillaries.
2
This term is used for infections of the heart valves or the blood-bathed surfaces of the heart.
A)lymphangitis.
B)endocarditis.
C)septicemia.
D)none of the above.
3
Bacteria that cause subacute bacterial endocarditis usually gain entry to the bloodstream through
A)toothbrushing.
B)dental procedures.
C)trauma.
D)A, B, and C are correct.
E)Only B and C are correct.
4
Despite treatment, only about 50% of the individuals with this type of nosocomial disease survive.
A)Gram-negative septicemia.
B)subacute bacterial endocarditis.
C)meningitis.
D)pneumonia.
5
The causative agent of "rabbit fever" or tularemia is
A)Mycobacterium tuberculosis.
B)Francisella tularensis.
C)Brucella melitensis.
D)Yersinia pestis.
6
The organism that causes tularemia typically enters the skin and spreads to the
A)lung.
B)heart.
C)kidney.
D)lymph nodes.
7
Brucellosis is characterized by
A)recurring fever.
B)edema.
C)weight gain.
D)blood loss.
8
Sixty percent of the cases of brucellosis occur in people who
A)ingest raw milk.
B)eat raw eggs.
C)work in the meat packing industry.
D)eat bison.
9
People who contract Yersinia pestis, usually develop large and tender lymph nodes called
A)pneumoes.
B)carbuncles.
C)plagues.
D)buboes.
10
Yersinia pestis usually invades the human host via the
A)mouth.
B)nose.
C)bite of a rat flea.
D)bite of a deer tick.
11
Which of the following is NOT true of the Epstein-Barr virus?
A)It is a member of the herpesvirus family.
B)It is a double-stranded DNA virus.
C)It is the causative agent of mononucleosis.
D)It is very similar to HIV.
12
Antibodies found in individuals who have mononucleosis often react with red cell antigens of other animals. This type of antibody is best classified as a(n)
A)alloantibody.
B)isoantibody.
C)heterophile antibody.
D)none of the above.
13
A malignant condition closely associated with the Epstein-Barr virus is
A)Burkitt's lymphoma.
B)mammary cell carcinoma.
C)prostatic carcinoma.
D)leukemia.
14
Yellow fever is caused by a
A)bacterium.
B)protozoan.
C)virus.
D)fungus.
15
The vector of yellow fever is a
A)tick.
B)fly.
C)mosquito.
D)rat flea.
16
This disease is the most common serious infection worldwide
A)trypanosomiasis.
B)malaria.
C)tuberculosis.
D)hepatitis B.
17
Circulating, sexual forms of Plasmodium are best termed
A)gametes.
B)schizonts.
C)trophozoites.
D)merozoites.
18
Which of the following is NOT a characteristic of Plasmodium infections?
A)fever.
B)enlarged red blood cells.
C)enlarged liver.
D)atrophic kidney.
19
Which of the following are considered factors that will contribute to a worsening of the malaria problem?
A)the steadily increasing world population.
B)the consistently increasing warm climate.
C)the development of medication-resistant plasmodia.
D)the presence of insecticide-resistant mosquitoes.
E)All of the above are correct.
20
Infectious mononucleosis is commonly known as
A)Burkitt's Lymphoma.
B)Black Death.
C)Kissing Disease.
D)Bang's Disease.
21
Dentists regularly prescribe antibiotics to patients receiving major dental work. Which of the following explains the rationale for giving antibiotics before and during dental work?
A)It reduces the chance of subacute bacterial endocarditis.
B)It prevents the dentist from being contaminated with oral bacteria.
C)It prevents the patient from getting staphylococcus from the dentist's hands.
D)All of the above provide rationale.
E)None of the above is the rationale.
22
Public health officials are not surprised to find tularemia common in the following types of people.
A)Young children.
B)Elderly.
C)Pregnant women.
D)Food handlers.
E)Hunters.
23
The genetic disorder sickle cell anemia provides protection from malaria. People carrying this genetic trait are less likely to die from infection with Plasmodium. Consequently, it is expected that populations with a large incidence of sickle cell anemia will be found in regions with the following characteristic.
A)Warm climates.
B)Native populations of Anopheles mosquitoes.
C)Many rivers.
D)Much wildlife.
E)Many rodents.
24
Which one of the following statements about SBE is FALSE?
A)It is generally a chronic illness characterized by fatigue and slight fever.
B)Kidney involvement can be one complication.
C)Infection occurs exclusively on the left side of the heart.
D)Injected-drug abuse can be responsible for the disease.
E)It can result in aneurysm formation.
25
Urban growth in early Europe was said to be responsible for the persistence of black plague. What is the rationale for this statement?
A)It put people in regular contact with rats and fleas.
B)It forced people to live in close quarters.
C)It displaced wild rodents.
D)It encouraged large rodent populations.
E)All of the above provide rationale.





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