Medical parasitology levanthal 7th ed test bank (1) (1)

MedicalParasitology7thEdition
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ByLeventhal[CH1-11]
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, Chapter 1. Introductionbt b t




1. In ageneral nematode parasite’s life cycle, the host may ingest afertile egg. This stage of the life
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cycle is referred to as the:
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a. Definitivehostphase bt bt




b. Diagnosticstage t
b




c. Infectivestage t
b




d. Methodofinfection bt bt




2. A parasite that livesinside a host is referred to as a(n):
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a. Accidentalparasite t
b




b. Ectoparasite
c. Endoparasite
d. Facultativeparasite t
b




GRADESMORE.COM
3. Zoonosis is a term used to describe humans’ relationship with a(n):
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a. Accidentalparasite t
b




b. Ectoparasite
c. Endoparasite
d. Facultativeparasite t
b




4. An animal that harbors aparasite that can also infect humans is referred to as a(n):
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a. Definitivehost bt




b. Intermediatehost t
b




c. Reservoirhost bt




d. Transport host bt




5. The host in which the parasitereaches sexual or reproductivematurity isreferred to as a(n):
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a. Definitivehost bt




b. Intermediatehost t
b




Leventhal: Medical Parasitology, Ed. 7
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,c. Reservoirhost
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d. Transport host
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GRADESMORE.COM




Leventhal: Medical Parasitology, Ed. 7
bt bt bt bt Multiple Choice Questions - Chapter 1
bt bt bt bt bt

, Answer Key for Chapter 1. Introduction
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1. In ageneral nematode parasite’s life cycle, the host may ingest afertile egg. This stage of the life
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cycle is referred to as the:
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a. Definitivehostphase bt bt




b. Diagnosticstage t
b




c. Infectivestage t
b




d. Methodof infection bt bt




ANS: C bt




RATIONALE: This is the stage of the life cycle at which the parasiteis capable of entering and
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bdeveloping within thehost. It is a required part of the life cycle of that parasite.
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KEY:Introduction: parasitedefinitions/lifecycles |Cognitivelevel:recall
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2. A parasite that livesinside a host is referred to as a(n):
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a. Accidentalparasite t
b




b. Ectoparasite
c. Endoparasite
d. Facultativeparasite GRADESMORE.COM t
b




ANS: C bt




RATIONALE:Endoparasites liveinside thehost.Ectoparasitesliveonthe outside of thehost. bt bt bt bt bt bt bt bt bt bt bt bt bt




bFacultativeparasites can live as well outside thehost as inside the host; host infection usually
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boccursaccidentally.Other accidentalparasitesmayincludeparasitesthatusuallyinfectother
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banimals.t




KEY:Introduction: parasitedefinitions/lifecycles|Cognitivelevel:recall
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3. Zoonosis is a term used to describe humans’ relationship with a(n):
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a. Accidentalparasite t
b




b. Ectoparasite
c. Endoparasite
d. Facultativeparasite t
b




ANS: A bt




RATIONALE:Zoonosis is an accidental infection with aparasitethat usually parasitizes bt bt bt bt bt bt bt bt bt bt bt b t animals.
Endoparasitesliveinsidethe host.Ectoparasiteslive outsidethehost.Facultative
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Leventhal: Medical Parasitology, Ed. 7 bt bt bt bt Multiple Choice Questions - Chapter 1 bt bt bt bt bt