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 da dgeneral dnematode dparasite’s dlife dcycle, dthe dhost dmay dingest d a dfertile degg. dThis dstage dof dthe
life dcycle d is dreferred dto das dthe:
a. Definitive dhost dphase
b. Diagnostic dstage
c. Infective dstage
d. Method dof dinfection
ANS: dC
RATIONALE: dThis dis dthe dstage dof dthe d life dcycle dat dwhich dthe dparasite dis dcapable dof
dentering dand d developing dwithin dthe dhost. dIt d is da drequired dpart dof dthe d life dcycle dof
dthat d parasite.
KEY: dIntroduction: dparasite ddefinitions/life dcycles d| dCognitive dlevel: drecall
2. A dparasite dthat dlives dinside da dhost d is dreferred dto d as da(n):
a. Accidental dparasite
b. Ectoparasite
c. Endoparasite
d. Facultative dparasite GRADESMORE.COM
ANS: dC
RATIONALE: dEndoparasites dlive d inside dthe dhost. dEctoparasites dlive don dthe doutside dof dthe
dhost. d Facultative dparasites dcan dlive das dwell doutside dthe d host d as dinside dthe dhost; dhost
d infection dusually d occurs daccidentally. d Other daccidental dparasites dmay dinclude dparasites
dthat d usually dinfect dother d animals.
KEY: dIntroduction: dparasite ddefinitions/life dcycles d| dCognitive dlevel: drecall
3. Zoonosis dis da dterm dused dto ddescribe dhumans’ drelationship dwith da(n):
a. Accidental dparasite
b. Ectoparasite
c. Endoparasite
d. Facultative dparasite
ANS: dA
RATIONALE: dZoonosis dis dan daccidental dinfection dwith da dparasite dthat dusually dparasitizes
d animals. d Endoparasites dlive d inside dthe dhost. dEctoparasites d live doutside dthe dhost.
d Facultative
Leventhal: Medical Parasitology, Ed. 7 Multiple Choice Questions - Chapter 1