x PATHOPHYSIOLOGY Quiz 2 x x x
x
A xrunner xhas xdepleted xall xthe xoxygen xavailable xfor xmuscle xenergy. xWhich xof
xthe x
following xwill xfacilitate xhis xcontinued xmuscle xperformance? x- xAnswer:
xAnaerobic x
x
glycolysis
x
What xcauses xthe xrapid xchange xin xthe xresting xmembrane xpotential xthat xinitiates xan
xaction xpotential? x- xAnswer: xSodium xgates xopen, xand xsodium xrushes xinto xthe xcell,
xchanging xthe xmembrane xpotential xfrom xnegative xto xpositive. x
x
A x12-year-old xmale xis xdiagnosed xwith xKlinefelter xsyndrome. xHis xkaryotype
xwould x
x
reveal xwhich xof xthe xfollowing? x- xAnswer:
xXXY
x
A xnurse xis xreviewing xthe xpedigree xchart. xWhen xchecking xfor xa xproband, xwhat
xis xthe x
x
nurse xlooking xfor? x- xAnswer: xThe xperson xwho xis xfirst xdiagnosed xwith xa
xgenetic
x
disease
x
An xaide xasks xthe xnurse xwhy xpeople xwho xhave xneurofibromatosis xwill xshow
xvarying xdegrees xof xthe xdisease. xWhich xgenetic xprinciple xshould xthe xnurse xexplain
xto xthe xaide? x- xAnswer: xExpressivity x
x
In xteaching xa xpatient xwith xcirrhosis, xwhich xinformation xshould xthe xnurse xinclude
xregarding xcholesterol? x- xAnswer: xCholesterol xdecreases xthe xmembrane xfluidity xof
xthe xerythrocyte, xwhich xreduces xits xability xto xcarry xoxygen. x
x
A x15-year-old xfemale xis xdiagnosed xwith xPrader-Willi xsyndrome. xThis xcondition xis
xan x
x
example xof: x- xAnswer: xGene
ximprinting
x
When xa xpatient xasks xwhat xcauses xcystic xfibrosis, xhow xshould xthe xnurse
xrespond? x
x
Cystic xfibrosis xis xcaused xby xan x_____ xgene x- xAnswer: xAutosomal
xrecessive
x
How xare xpotassium xand xsodium xtransported xacross xplasma xmembranes? x-
xAnswer: x
x
By xadenosine xtriphosphate xenzyme
x(ATPase)
x
The xnurse xwould xbe xcorrect xin xidentifying xthe xpredominant xextracellular xcation
xas: x-