Quiz
Immunity, Vaccines, and Anti-Infectives
50 Questions and Answers | 2026 Updated |
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,Part 1: Immunity Fundamentals (Questions 1-15)
s s s s s
1. sA snurse sis steaching sa spatient sabout show sthe sbody sfights sinfection. sWhich
sstatement saccurately sdescribes snatural s(innate) simmunity?
A. sIt sdevelops sonly safter sexposure sto sa sspecific sforeign ssubstance
B. sIt sincludes sphysical sbarriers slike sskin sand sphagocytic scells sthat srespond
snonspecifically
C. sIt sis smediated sprimarily sby santibodies sproduced sby sB slymphocytes
D. sIt sprovides slong-lasting sprotection sagainst sspecific spathogens
Answer: sB s– sIt sincludes sphysical sbarriers slike sskin sand sphagocytic scells sthat
srespond snonspecifically
Rationale: sNatural simmunity s(innate sor snative simmunity) sincludes sphysical
sbarriers s(e.g., sskin), sphagocytic scells, sand snatural skiller scells. sAll sof sthese sfactors
sare spresent sbefore sexposure sto sa sparticular sinfectious sagent sand srespond
snonspecifically.
2. sA spatient sasks show sthe sbody sremembers sa svirus sthey shad sas sa schild. sThe
snurse sexplains sthat sthis s type sof simmunity s occurs sonly safter sexposure sto sa
sforeign ssubstance sand shas sthe sobjective sof sdestroying santigens. sThis sis
sknown sas:
A. sNatural simmunity
B. sInnate simmunity
C. sSpecific sacquired simmunity
D. sPassive simmunity
Answer: sC s– sSpecific sacquired simmunity
Rationale: sSpecific sacquired simmunity sis simmunity sin swhich sresponses soccur sonly
safter sexposure sto sa sforeign ssubstance. sThe sobjective sis sto sdestroy santigens.
, 3. sA snursing sstudent sis sstudying sthe simmune ssystem. sWhich sare sthe stwo
sclasses sof sspecific sacquired simmunity?
A. sNatural sand sartificial simmunity
B. sActive sand spassive simmunity
C. sCell-mediated sand shumoral s(antibody-mediated) simmunity
D. sInnate sand sadaptive simmunity
Answer: sC s– sCell-mediated sand shumoral s(antibody-mediated) simmunity
Rationale: sThe stwo sclasses sof sspecific sacquired simmunity sare scell-mediated
simmunity sand shumoral s(antibody-mediated) simmunity.
4. sA spatient swith sHIV shas sa slow sCD4 scount sand sis ssusceptible sto
sopportunistic sinfections. sThe snurse sunderstands sthat s HIV sprimarily sattacks
swhich simmune scells?
A. sB slymphocytes
B. sCytolytic sT scells
C. sHelper sT scells
D. sMacrophages
Answer: sC s– sHelper sT scells
Rationale: sHelper sT scells sare sthe simmune scells sthat sHIV sattacks. sThey smature sin
sthe sthymus sand splay sessential sroles sin santibody sproduction sby sB scells, sreleasing
sfactors sfor sdelayed-type shypersensitivity, sand s activating scytolytic sT scells.
5. sA snurse sis sreviewing slaboratory sresults sand snotes san selevated sIgM slevel.
sThis sfinding sis smost sconsistent swith:
A. sChronic sinfection
B. sAcute sinfection
C. sAllergic sreaction
D. sAutoimmune sdisease
Answer: sB s– sAcute sinfection