EMENTSmOFmTHEmIMMUNEmSYSTEMmANDmTHEIRmROLESmINmm
DEFENSE
,1–1 Them lastm casesm ofm smallpoxm werem reportedm inm them .
a. 1950s
b. 1960s
c. 1970s
d. 1980s
e. 1990s.
1–2 Them firstm linem ofm defensem againstm microorganismsm thatm infectm them bodym ism referredm tom as
.
a. opportunisticm immunity
b. innatem immunity
c. adaptivem immunity
d. primarym immunity
e. centralm immunity.
1–3 Whichm ofm them followingm pairsm ism mismatched?
a. innatem immunity:m highlym specializedm defenses
b. secondarym immunem response:m immunologicalm memory
c. hematopoiesis:m bonem marrow
d. phagocytosis:m uptakem andm killingm ofm microbes
e. lymphocytem recirculation:m continuousm transportm betweenm bloodm andm lymph.
1–4 Allm ofm them followingm arem examplesm ofm chemicalm barriersm ofm innatem immunitym exceptm .
a. lacticm acid
b. normalm microbiota
c. lysozyme
d. fattym acids
e. proteases.
1–5 Whenm effectorm lymphocytesm secretem ,m anm inflammatorym responsem ensues.
a. lysozyme
b. defensins
c. lymph
d. sebum
e. cytokines.
1–6 Them thinm layerm ofm cellsm thatm makesm upm them interiorm liningm ofm them bloodm vesselsm ism calledm the
.
a. mucosa
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,b. epithelium
c. endothelium
d. connectivem tissue
e. lymphoidm tissue.
1–7 Identifym them incorrectm statementm regardingm hematopoiesis.
a. Hematopoiesism ism am continuousm processm thatm occursm throughoutm one’sm lifetime.
b. Them locationm form hematopoiesism differsm withm age.
c. Selfm renewalm ism necessarym tom replenishm them supplym ofm hematopoieticm stemm cells.
d. Mostm hematopoiesism occursm inm them bonem marrowm afterm birth.
e. Leukocytes,m butm notm erythrocytes,m mustm gom throughm hematopoiesism inm orderm tom develop.
1–8 Them progenitorsm ofm macrophagesm arem .
a. megakaryocytes
b. dendriticm cells
c. monocytes
d. neutrophils
e. erythrocytes
f. Mm cells.
1–9 actm asm cellularm messengersm bym deliveringm degradedm pathogensm tom lymphoidm organs.
a. Plasmam cells
b. Dendriticm cells
c. Largem granularm lymphocytes
d. Mastm cells
e. Basophils.
1–10 Anotherm namem form am largem granularm lymphocytem ism am m .
a. plasmam cell
b. helperm Tm cell
c. monocyte
d. naturalm killerm cell
e. eosinophil.
1–11 Effectorm cellsm thatm secretem antibodiesm arem knownm asm m m .
a. naturalm killerm cells
b. cytotoxicm Tm cells
c. helperm Tm cells
d. Mm cells
e. plasmam cells
f. regulatorym Tm cells.
1–12
Sphericalm regionsm inm lymphm nodesm containingm areasm thatm arem packedm dense
lymwithm proliferatingm Bm cellsm arem calledm .
a. efferentm vessels
b. germinalm centers
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, c. redm pulpm zones
d. periarterialm lymphoidm sheaths
e. medullarym sinuses.
1–13 Them ism (are)m them lymphoidm organ(s)m thatm filter(s)m them blood.
a. spleen
b. tonsils
c. Peyer’sm patches
d. appendix
e. adenoids.
1–14 cellsm persistm longm afterm anm individualm hasm beenm vaccinated.
a. Neutrophil
b. Plasma
c. Memory
d. M
e. Mast.
1–15 Duringm anm infection,m arem mobilizedm inm largem numbersm fromm them bonem marrow.
a. dendriticm cells
b. memorym cells
c. macrophages
d. neutrophils
e. Bm cells.
1–16
Inm mostm cases,m adaptivem immunem responsesm relym onm them initialm activationm ofm
inmsecondarym lymphoidm tissue:
a. macrophages
b. Tm cells
c. Bm cells
d. dendriticm cells
e. epithelium.
1–17 Allm ofm them followingm statementsm arem characteristicm ofm secondarym immunem responsesm except
.
a. Secondarym immunem responsesm arem activatedm whenm primarym immunem respons
esmfailm tom completelym eradicatem anm infection.
b. Secondarym immunem responsesm arem restrictedm tom adaptivem immunem responses.
c. Memorym cellsm arem activatedm rapidlym duringm secondarym immunem responses.
d. Secondarym immunem responsesm arem ordersm ofm magnitudem greaterm thanm primar
ymimmunem responses.
e. Duringm am secondarym immunem responsem tom am boosterm vaccine,m itm ism possiblem tomex
periencem am primarym immunem responsem tom anm unrelatedm vaccinem componentm encounteredm
form them firstm time.
1–18
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