Exam Chapter 11 Questions with Correct Answers
WhatJisJtheJnameJofJtheJjointJfoundJbetweenJtheJlateralJcondylarJprocessesJofJtheJskullJandJtheJatlasJofJC1?
ZygapophysealJjoint
J
IntervertebralJjoint
J
Atlanto-occipitalJjointJ
J
Cervico-occipitalJjointJ-JcorrectJanswer-Alanto-occipitalJJoint
J
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ectedJbelowJtheJforamenJmagnum,JbutJtheJposteriorJarchJofJC1JisJvisibleJwithinJtheJforamen.JWhichJofJtheJfol
lowingJpositioningJerrorsJledJtoJthisJradiographicJoutcome?
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J
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J
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J
TiltJofJtheJskullJ-JcorrectJanswer-ExcessiverJcentralJcrayJangulation
J
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edJintoJtheJethmoidJsinuses.JWhatJmustJbeJalteredJduringJtheJrepeatJexposureJtoJproduceJaJmoreJdiagnosticJra
diograph?
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J
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J
DecreaseJtheJCRJangulation.
J
NoneJofJtheJabove;JitJisJanJacceptableJimage.J-JcorrectJanswer-IncreaseJtheJextensionJofJtheJskull
J
AJradiographJofJaJlateralJprojectionJofJtheJcraniumJrevealsJthatJtheJorbitalJroofsJ(plates)JareJnotJsuperimposed
—
oneJisJslightlyJsuperiorJtoJtheJother.JWhichJofJtheJfollowingJpositioningJerrorsJledJtoJthisJradiographicJoutco
me?
Rotation
J
, Tilt
J
ExcessiveJflexion
J
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J
AJradiographJofJaJlateralJcraniumJrevealsJthatJtheJmentumJofJtheJmandibleJwasJcutJoffJfromJtheJbottomJofJtheJ
radiograph.JAJ24J×J30-cmJ(10J×J12-
inch)JIRJwasJused,JandJitJwasJplacedJlandscape.JWhatJmustJbeJalteredJifJaJrepeatJexposureJisJperformed?
CenterJtheJCRJatJtheJEAM.
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PlaceJtheJ24J×J30-cmJ(10J×J12-inch)JIRJlengthwise.
NoneJofJtheJabove;JallJofJtheJcriticalJstructuresJwereJdemonstrated.J-JcorrectJanswer-
NoneJofJtheJabove,JallJofJtheJcriticalJstructuresJwereJdemonstrated
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entlyJtoJplaceJtheJOMLJperpendicularJtoJtheJIRJforJtheJAPJaxialJprojection.JWhatJshouldJtheJtechnologistJdoJt
oJcompensateJforJthisJproblemJwithoutJcreatingJexcessiveJmagnificationJofJtheJoccipitalJbone?
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J
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J
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J
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J
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AJpatientJentersJtheJemergencyJdepartmentJ(ED)JwithJaJpossibleJbasilarJskullJfracture.JWhichJofJtheJfollowin
gJskullJprojectionsJwouldJbestJdemonstrateJanyJbloodJpresentJinJtheJsphenoidJsinus?
APJwithJaJ15°JcephalicJangle
J
HaasJmethod
J
Submentovertex
J
HorizontalJbeamJlateralJprojectionJ-JcorrectJanswer-HorizontalJbeamJlateralJprojection
J
WhatJisJtheJnameJofJtheJjointJfoundJbetweenJtheJlateralJcondylarJprocessesJofJtheJskullJandJtheJatlasJofJC1?
ZygapophysealJjoint
J
IntervertebralJjoint
J
Atlanto-occipitalJjointJ
J
Cervico-occipitalJjointJ-JcorrectJanswer-Alanto-occipitalJJoint
J
AJradiographJofJanJanteroposteriorJ(AP)JaxialJprojectionJofJtheJcraniumJrevealsJthatJtheJdorsumJsellaeJisJproj
ectedJbelowJtheJforamenJmagnum,JbutJtheJposteriorJarchJofJC1JisJvisibleJwithinJtheJforamen.JWhichJofJtheJfol
lowingJpositioningJerrorsJledJtoJthisJradiographicJoutcome?
ExcessiveJcentralJrayJ(CR)Jangulation
J
InsufficientJCRJangulationJ
J
InsufficientJflexionJofJtheJheadJandJneck
J
TiltJofJtheJskullJ-JcorrectJanswer-ExcessiverJcentralJcrayJangulation
J
AJradiographJofJaJsubmentovertexJprojectionJofJtheJcraniumJrevealsJthatJtheJmandibularJmentumJareJproject
edJintoJtheJethmoidJsinuses.JWhatJmustJbeJalteredJduringJtheJrepeatJexposureJtoJproduceJaJmoreJdiagnosticJra
diograph?
IncreaseJtheJextensionJofJtheJskull.
J
IncreaseJtheJflexionJofJtheJskull.
J
DecreaseJtheJCRJangulation.
J
NoneJofJtheJabove;JitJisJanJacceptableJimage.J-JcorrectJanswer-IncreaseJtheJextensionJofJtheJskull
J
AJradiographJofJaJlateralJprojectionJofJtheJcraniumJrevealsJthatJtheJorbitalJroofsJ(plates)JareJnotJsuperimposed
—
oneJisJslightlyJsuperiorJtoJtheJother.JWhichJofJtheJfollowingJpositioningJerrorsJledJtoJthisJradiographicJoutco
me?
Rotation
J
, Tilt
J
ExcessiveJflexion
J
ExcessiveJextensionJ-JcorrectJanswer-Tilt
J
AJradiographJofJaJlateralJcraniumJrevealsJthatJtheJmentumJofJtheJmandibleJwasJcutJoffJfromJtheJbottomJofJtheJ
radiograph.JAJ24J×J30-cmJ(10J×J12-
inch)JIRJwasJused,JandJitJwasJplacedJlandscape.JWhatJmustJbeJalteredJifJaJrepeatJexposureJisJperformed?
CenterJtheJCRJatJtheJEAM.
IncreaseJSIDJtoJreduceJmagnification.
PlaceJtheJ24J×J30-cmJ(10J×J12-inch)JIRJlengthwise.
NoneJofJtheJabove;JallJofJtheJcriticalJstructuresJwereJdemonstrated.J-JcorrectJanswer-
NoneJofJtheJabove,JallJofJtheJcriticalJstructuresJwereJdemonstrated
AJpatientJcomesJtoJradiologyJforJaJroutineJstudyJofJtheJcranium.JHeJisJunableJtoJflexJhisJheadJandJneckJsuffici
entlyJtoJplaceJtheJOMLJperpendicularJtoJtheJIRJforJtheJAPJaxialJprojection.JWhatJshouldJtheJtechnologistJdoJt
oJcompensateJforJthisJproblemJwithoutJcreatingJexcessiveJmagnificationJofJtheJoccipitalJbone?
UseJtheJinferiorJOMLJandJincreaseJtheJCRJangulationJbyJ7°.J
J
PerformJtheJHaasJmethod.
J
PerformJaJsubmentovertexJprojectionJinJplaceJofJtheJAPJaxialJprojection.
J
UseJtheJAMLJandJincreaseJtheJCRJangulationJbyJ10°.J-JcorrectJanswer-
J
UseJtheJinferiorJOMLJandJincreaseJtheJCRJangulationJbyJ7Jdegrees
AJpatientJentersJtheJemergencyJdepartmentJ(ED)JwithJaJpossibleJbasilarJskullJfracture.JWhichJofJtheJfollowin
gJskullJprojectionsJwouldJbestJdemonstrateJanyJbloodJpresentJinJtheJsphenoidJsinus?
APJwithJaJ15°JcephalicJangle
J
HaasJmethod
J
Submentovertex
J
HorizontalJbeamJlateralJprojectionJ-JcorrectJanswer-HorizontalJbeamJlateralJprojection
J