Medical Parasitology 7th Edition Leventhal Test Bank

Medical Parasitology 7th Edition
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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Answer Key for 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

ANS: C
RATIONALE: This is the stage of the life cycle at which the parasite is capable of entering and
developing within the host. It is a required part of the life cycle of that parasite.
KEY: Introduction: parasite definitions/life cycles | Cognitive level: recall




2. A parasite that lives inside a host is referred to as a(n):
a. Accidental parasite
b. Ectoparasite
c. Endoparasite
d. Facultative parasite GRADESMORE.COM

ANS:cC
RATIONALE:cEndoparasitesclivecinsidecthechost.cEctoparasitescliveconcthecoutsidecofcthechost.cF
acultativecparasitesccanclivecascwellcoutsidecthechostcascinsidecthechost;chostcinfectioncusuallycocc
urscaccidentally.cOthercaccidentalcparasitescmaycincludecparasitescthatcusuallycinfectcothercanimal
s.
KEY:cIntroduction:cparasitecdefinitions/lifeccyclesc|cCognitiveclevel:crecall




3. Zoonosisciscactermcusedctocdescribechumans’crelationshipcwithca(n):
a. Accidentalcparasite
b. Ectoparasite
c. Endoparasite
d. Facultativecparasite

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

, RATIONALE:cZoonosisciscancaccidentalcinfectioncwithcacparasitecthatcusuallycparasitizescanim
als.cEndoparasitesclivecinsidecthechost.cEctoparasitesclivecoutsidecthechost.cFacultative
parasitesccanclivecascwellcoutsidecthechostcascinsidecthechost;chostcinfectioncusuallycoccurscacciden
tally.
KEY:cIntroduction:cparasitecdefinitions/lifeccyclesc|cCognitiveclevel:crecall




4. Ancanimalcthatcharborscacparasitecthatccancalsocinfectchumansciscreferredctocasca(n):
a. Definitivechost
b. Intermediatechost
c. Reservoirchost
d. Transportchost

ANS:cC
RATIONALE:cReservoirchostscharborcparasitescthatcarecalsocinfectivecforchumans.cInfectionsco
ccurcwhenchumanscencountercinfectedcanimalscorcinfectivecformscrelatedctocthatcparasite’sclifecc
ycle.
KEY:cIntroduction:cparasite-hostcrelationshipsc|cCognitiveclevel:crecall




5. ThechostcincwhichcthecparasitecreaG
chReA
scD
seExS
uaMlcO
orRrE
ep.roCdOuM
ctivecmaturityciscreferredctocasca(n):
a. Definitivechost
b. Intermediatechost
c. Reservoirchost
d. Transportchost

ANS:cA
RATIONALE:cThecdefinitivechostcharborscthecparasitecincitsccompletecform,cwhichcpromotesccon
tinuancecofcthecparasite’sclifeccycle.cAcreservoirchostcalsocservescascacdefinitivechost.
KEY:cIntroduction:cparasite-hostcrelationshipsc|cCognitiveclevel:crecall
Chapterc2.c Nematoda




1. Acclinicalcsigncthatcmaycsuggestcthecpresencecofcacfilarialcnematodecinfectioncis:
a. Diarrhea
b. Eosinophilia
c. Jaundice
d. Microcyticcanemia

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