MedicalParasitology7thEdition
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Leventhal Test Bank
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, Chapter 1. Introduction j j
1. In a general nematode parasite’s life cycle, the host may ingest a fertile egg. This stage of the life
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cycle is referred to as the:
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a. Definitive host phase j j
b. Diagnostic stage j
c. Infective stage j
d. Method of infection j j
2. A parasite that lives inside a host is referred to as a(n):
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a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite j
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3. Zoonosis is a term used to describe humans’ relationship with a(n):
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a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite j
4. An animal that harbors a parasite that can also infect humans is referred to as a(n):
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a. Definitive host j
b. Intermediate host j
c. Reservoir host j
d. Transport host j
5. The host in which the parasite reaches sexual or reproductive maturity is referred to as a(n):
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a. Definitive host j
b. Intermediate host j
Leventhal: Medical Parasitology, Ed. 7
j j j j Multiple Choice Questions - Chapter 1
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,c. Reservoir host
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d. Transport host
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GRADESMORE.COM
Leventhal: Medical Parasitology, Ed. 7
j j j j Multiple Choice Questions - Chapter 1
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, Answer Key for Chapter 1. Introduction
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1. In a general nematode parasite’s life cycle, the host may ingest a fertile egg. This stage of the life
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cycle is referred to as the:
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a. Definitive host phase j j
b. Diagnostic stage j
c. Infective stage j
d. Method of infection j j
ANS: C j
RATIONALE: This is the stage of the life cycle at which the parasite is capable of entering and
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developing within the host. It is a required part of the life cycle of that parasite.
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KEY: Introduction: parasite definitions/life cycles | Cognitive level: recall
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2. A parasite that lives inside a host is referred to as a(n):
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a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite GRADESMORE.COM j
ANS: C j
RATIONALE: Endoparasites live inside the host. Ectoparasites live on the outside of the host.
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Facultative parasites can live as well outside the host as inside the host; host infection usually occurs
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accidentally. Other accidental parasites may include parasites that usually infect other animals.
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KEY: Introduction: parasite definitions/life cycles | Cognitive level: recall
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3. Zoonosis is a term used to describe humans’ relationship with a(n):
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a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite j
ANS: A j
RATIONALE: Zoonosis is an accidental infection with a parasite that usually parasitizes animals.
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Endoparasites live inside the host. Ectoparasites live outside the host. Facultative
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Leventhal: Medical Parasitology, Ed. 7
j j j j Multiple Choice Questions - Chapter 1 j j j j j
j j j
Leventhal Test Bank
j j j
, Chapter 1. Introduction j j
1. In a general nematode parasite’s life cycle, the host may ingest a fertile egg. This stage of the life
j j j j j j j j j j j j j j j j j j
cycle is referred to as the:
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a. Definitive host phase j j
b. Diagnostic stage j
c. Infective stage j
d. Method of infection j j
2. A parasite that lives inside a host is referred to as a(n):
j j j j j j j j j j j
a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite j
GRADESMORE.COM
3. Zoonosis is a term used to describe humans’ relationship with a(n):
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a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite j
4. An animal that harbors a parasite that can also infect humans is referred to as a(n):
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a. Definitive host j
b. Intermediate host j
c. Reservoir host j
d. Transport host j
5. The host in which the parasite reaches sexual or reproductive maturity is referred to as a(n):
j j j j j j j j j j j j j j j
a. Definitive host j
b. Intermediate host j
Leventhal: Medical Parasitology, Ed. 7
j j j j Multiple Choice Questions - Chapter 1
j j j j j
,c. Reservoir host
j
d. Transport host
j
GRADESMORE.COM
Leventhal: Medical Parasitology, Ed. 7
j j j j Multiple Choice Questions - Chapter 1
j j j j j
, Answer Key for Chapter 1. Introduction
j j j j j
1. In a general nematode parasite’s life cycle, the host may ingest a fertile egg. This stage of the life
j j j j j j j j j j j j j j j j j j
cycle is referred to as the:
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a. Definitive host phase j j
b. Diagnostic stage j
c. Infective stage j
d. Method of infection j j
ANS: C j
RATIONALE: This is the stage of the life cycle at which the parasite is capable of entering and
j j j j j j j j j j j j j j j j j
developing within the host. It is a required part of the life cycle of that parasite.
j j j j j j j j j j j j j j j j
KEY: Introduction: parasite definitions/life cycles | Cognitive level: recall
j j j j j j j j
2. A parasite that lives inside a host is referred to as a(n):
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a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite GRADESMORE.COM j
ANS: C j
RATIONALE: Endoparasites live inside the host. Ectoparasites live on the outside of the host.
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Facultative parasites can live as well outside the host as inside the host; host infection usually occurs
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accidentally. Other accidental parasites may include parasites that usually infect other animals.
j j j j j j j j j j j j
KEY: Introduction: parasite definitions/life cycles | Cognitive level: recall
j j j j j j j j
3. Zoonosis is a term used to describe humans’ relationship with a(n):
j j j j j j j j j j
a. Accidental parasite j
b. Ectoparasite
c. Endoparasite
d. Facultative parasite j
ANS: A j
RATIONALE: Zoonosis is an accidental infection with a parasite that usually parasitizes animals.
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Endoparasites live inside the host. Ectoparasites live outside the host. Facultative
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Leventhal: Medical Parasitology, Ed. 7
j j j j Multiple Choice Questions - Chapter 1 j j j j j
