NR I507 IWeek I1 IQuiz

NR I507 IWeek I1 IQuiz

I1. Q I: Which Istatement Iis Itrue Iabout Ifungal Iinfections?

I

Student IAnswer:

They Ioccur Ionly Ion Iskin, Ihair, I& Inails. I I

They Iare Icontrolled Iby Iphagocytes I& IT Ilymphocytes. I I

They Iresult Iin Irelease Iof Iendotoxins. I I

They Iare Iprevented Iby Ivaccines. I I Instructor

IExplanation:

The Ihost Idefense Iagainst Ifungal Iinfection Iincludes Ithe Ifungistatic Iproperties Iof Ineutrophils I& Imacrophages. IT Ilymphocytes Iare Icrucial Iin Ilimiting Ithe Iextent Iof Iinfection I& Iproducing Icytokines Ito Ifurther Iactivate Imacrophages.

I Points IReceived: 2 Iof I2 I

I Comments:

Q I2.

Q I: Once Ithey Ihave Ipenetrated Ithe Ifirst Iline Iof Idefense, Iwhich

Imicroorganisms Ido Ineutrophils Iactively Iattack, Iengulf, I& Idestroy Iby Iphagocytosis?

I Student

IAnswer:

Bacteria I I

Fungi I

I

Viruses I I

Mycoplasma I I Instructor

IExplanation:

Invasion Iresults Iin Idirect Iconfrontation Iwith Ian Iindividual’s Iprimary Idefense Imechanisms Iagainst Ibacteria, Iwhich Iinclude Ithe Icomplement Isystem, Iantibodies, I& Iphagocytes, Isuch Ias Ineutrophils I& Imacrophages. I(See IChapters I6, I7, I& I8).

I Points IReceived: 2 Iof I2 I

I Comments:

Q I3.

Q I: After Isexual Itransmission Iof IHIV, Ia Iperson Ican Ibe Iinfected Iyet

Iseronegative Ifor I_____ Imonths.

I Student

IAnswer:

• Ito I2 I

I

• Ito I14 I

I

18 Ito I20 I I

24 Ito I36 I I Instructor

IExplanation:

Antibody Iappears Irather Irapidly Iafter Iinfection Ithrough Iblood Iproducts, Iusually Iwithin I4 Ito I7 Iweeks. IAfter Isexual Itransmission, Ihowever, Ithe Iindividual Ican Ibe Iinfected Iyet Iseronegative Ifor I6 Ito I14 Imonths Ior, Iin Iat Ileast Ione Icase, Ifor Iyears.

I Points IReceived: 2 Iof I2 I

I Comments:

Q I4.Q I: What Iof Ithe Ifollowing Iremains Ia Isignificant Icause Iof Imorbidity I& Imortality Iworldwide?

I Student

IAnswer:

Starvation I I

Traumatic Iinjury I I

Cardiovascular Idisease I I

Infectious Idisease I I Instructor

IExplanation:

Despite Ithe Iwide Iscale Iimplementation Iof Iprogressive Ipublic Ihealth I& Iimmunization Ipolicies, Iinfectious Idisease Iremains Ia Isignificant Icause Iof Imorbidity I& Imortality.

I Points IReceived: 2 Iof I2 I

I Comments:

Q I5.Q I: Cells Iin I_____ Imay Iact Ias Ia Ireservoir Iin Iwhich IHIV Ican Ibe Irelatively Iprotected Ifrom Iantiviral Idrugs.

I

Student IAnswer:

the Icentral Inervous Isystem I I

bone Imarrow I

I

the Ithymus Igl& I I

the Ilungs I I Instructor

IExplanation:

HIV Imay Ipersist Iin Iregions Iwhere Ithe Iantiviral Idrugs Iare Inot Ias Ieffective, Isuch Ias Ithe CNS.

I Points IReceived: 2 Iof I2 I

I Comments:

Q I6.

Q I: Which Istatement Iabout Ivaccines Iis Itrue?

I

Student IAnswer:

Most Ibacterial Ivaccines Icontain Iattenuated Iorganisms. I I

Most Iviral Ivaccines Iare Imade Iby Iusing Idead Iorganisms. I I

Vaccines Irequire Ibooster Iinjections Ito Imaintain Ilifelong Iprotection. I I

Vaccines Iprovide Ieffective Iprotection Ifor Iall Ipeople Iagainst Iviruses, Ibacteria, I& Ifungal Iinfections. I I Instructor

IExplanation:

In Igeneral, Ivaccine-induced Iprotection Idoes Inot Ipersist Ias Ilong Ias Iinfection-induced Iimmunity, Ithus Ibooster Iinjections Imay Ibe Inecessary Ito Imaintain Iprotection Ithroughout Ilife.

I Points IReceived: 2 Iof I2 I