Leventhal Test Bank
,Chapter 1. Introduction
1. In a general nematode parasite’s life cycle, the host may ingest a fertile egg. This stage of the
life cycle is referred to as the:
a. Definitive host phase
b. Diagnostic stage
c. Infective stage
d. Method of infection
2. A parasite that lives inside a host is referred to as a(n):
a. Accidental parasite
b. Ectoparasite
c. Endoparasite
d. Facultative parasite
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3. Zoonosis is a term used to describe humans’ relationship with a(n):
a. Accidental parasite
b. Ectoparasite
c. Endoparasite
d. Facultative parasite
4. An animal that harbors a parasite that can also infect humans is referred to as a(n):
a. Definitive host
b. Intermediate host
c. Reservoir host
d. Transport host
5. The host in which the parasite reaches sexual or reproductive maturity is referred to as a(n):
a. Definitive host
b. Intermediate host
Leventhal: Medical Parasitology, Ed. 7 Multiple Choice Questions - Chapter 1
,c. Reservoir host
d. Transport host
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Leventhal: Medical Parasitology, Ed. 7 Multiple Choice Questions - Chapter 1
, Answer Key for Chapter 1. Introduction
1. In aa ageneral anematode aparasite’s alife acycle, athe ahost amay aingest a a afertile aegg. aThis astage aof athe
life acycle a is areferred ato aas athe:
a. Definitive ahost aphase
b. Diagnostic astage
c. Infective astage
d. Method aof ainfection
ANS: aC
RATIONALE: aThis ais athe astage aof athe a life acycle aat awhich athe aparasite ais acapable aof
aentering aand a developing awithin athe ahost. aIt a is aa arequired apart aof athe a life acycle aof
athat a parasite.
KEY: aIntroduction: aparasite adefinitions/life acycles a| aCognitive alevel: arecall
2. A aparasite athat alives ainside aa ahost a is areferred ato a as aa(n):
a. Accidental aparasite
b. Ectoparasite
c. Endoparasite
d. Facultative aparasite GRADESMORE.COM
ANS: aC
RATIONALE: aEndoparasites alive a inside athe ahost. aEctoparasites alive aon athe aoutside aof athe
ahost. a Facultative aparasites acan alive aas awell aoutside athe a host a as ainside athe ahost; ahost
a infection ausually a occurs aaccidentally. a Other aaccidental aparasites amay ainclude aparasites
athat a usually ainfect aother a animals.
KEY: aIntroduction: aparasite adefinitions/life acycles a| aCognitive alevel: arecall
3. Zoonosis ais aa aterm aused ato adescribe ahumans’ arelationship awith aa(n):
a. Accidental aparasite
b. Ectoparasite
c. Endoparasite
d. Facultative aparasite
ANS: aA
RATIONALE: aZoonosis ais aan aaccidental ainfection awith aa aparasite athat ausually aparasitizes
a animals. a Endoparasites alive a inside athe ahost. aEctoparasites a live aoutside athe ahost.
a Facultative
Leventhal: Medical Parasitology, Ed. 7 Multiple Choice Questions - Chapter 1