,Chapter 01: Oral Cavity
v v v v
Test Bank
v
MULTIPLEvCHOICE
1. Avdiastemavisvavspacevbetweenvtwovteethvinvthevsamevarch.vWhenvthisvoccursvbetweenvthev
maxillaryvcentralvincisors,vitvisvoftenvthevresultvofvavpronouncedvlabialvfrenum.
a. Bothvstatementsvarevtrue.
b. Thevfirstvstatementvisvtrue;vthevsecondvisvfalse.
c. Thevfirstvstatementvisvfalse;vthevsecondvisvtrue.
d. Bothvstatementsvarevfalse.
ANS:v A
Avspace,vorvlackvofvcontactvarea,vbetweenvanyvtwovteethvinvthevsamevarchvisvcalledvavdiastema.v
Whenvavdiastemavoccursvbetweenvthevmaxillaryvcentralvincisors,vitvisvoftenvthevresultvofvavpron
ouncedvlabialvfrenumvextendingvtovthevcrestvofvthevalveolarvridgevandvpossiblyvovervthevridge.v
Thisvbandvofvfirmvconnectivevtissuevcausesvtheveruptingvincisorsvtovbevpushedvasidevresultingvi
nvavdiastema,vorvspace.vCorrectionvofvavdiastemavusuallyvinvolvesvsurgicalvremoval,vorvcutting,
vofvthevfrenalvtissuevbetweenvthevteeth.
REF: p.v3
2. Torusvpalatinusvisvseenvonvthe
a. Softvpalate
b. Hardvpalate
c. Alveolarvridge
d. Oralvpharynx
ANS:v B
Torusvpalatinusvisvexcessvbonevgrowthvandvoccursvinvthevmidlinevofvthevhardvpalate.vItvmayvgr
owvtovvaryingvsizesvandvisvgenerallyvonlyvavproblemvwhenvthevconstructionvofvavmaxillaryvdent
urevisvnecessary.vInvhealth,vsuchvbonyvprotuberances,vorvexcessvbonevgrowths,vdovnotvoccurvo
nvthevsoftvpalate,valveolarvridge,vorvoralvpharynx.
REF: p.v6
3. Whichvofvthevfollowingvisvanothervtermvforvtongue-tied?
a. Glossolalia
b. Ankyloglossia
c. Frenectomy
d. Glossitis
ANS:v B
Ankyloglossia,vavconditionvwherevthevmuscularvfrenalvattachmentv(frenum)visvshortvandvattac
hesvclosevtovthevtipvofvthevtongue,vlimitsvtonguevmovement.vGlossolaliavisvdefinedvasv“speakin
gvinvtongues”.vAvfrenectomyvisvthevsurgicalvprocedurevperformedvtovexcise,vorvcut,vavpronounc
edvfrenumvwithvthevgoalvofvclosingvavdiastema.vGlossitisvisvanvinflammatoryvconditionvofvthevt
onguevcharacterizedvbyverythemav(redness)vandvtenderness.vGlossitisvtypicallyvinvolvesvonlyv
thevdorsalv(top)vsurface,vhowevervitvcanvinvolvevtheventirevtongue.
, REF: p.v7
4. Contractionvofvwhichvmusclevraisesvthevtonguevupward?
a. Mylohyoid
b. Palatopharyngeal
c. Palatoglossal
d. Levatorvglossal
ANS:v A
Contractionvofvthevmylohyoidvmusclevraisesvthevtongue.vThevpalatopharyngealvmusclevandvthev
palatoglossalvmusclevformvthevposterolateralvbordersvofvthevoralvcavity.vTherevisvnotvavmusclev
byvthevnamevofvlevatorvglossal.
REF: p.v9
5. Thevoralvvestibulevisvpartiallyvborderedvbyvthevlipsvandvcheeks.vThevoralvcavityvproperve
xtendsvposteriorlyvtovthevsoftvpalate.
a. Bothvstatementsvarevtrue.
b. Thevfirstvstatementvisvtrue;vthevsecondvisvfalse.
c. Thevfirstvstatementvisvfalse;vthevsecondvisvtrue.
d. Bothvstatementsvarevfalse.
ANS:v B
Thevoralvvestibulevisvthevspacevorvpotentialvspacevthatvexistsvbetweenvthevlipsvorvcheeksvandvth
evteeth.vInvanvedentulousvperson,vthevvestibulevwouldvextendvbetweenvthevlipsvorvcheeksvandvt
hevalveolarvridges.vThevoralvcavityvpropervisvsurroundedvbyvthevteethvorvalveolarvridgesvandvex
tendsvallvthevwayvbackvtovthevpalatinevtonsils.vThisvincludesvthevregionvfromvthevfloorvofvthevm
outhvupwardvtovthevhardvandvsoftvpalates.
REF: p.v2
6. EachvofvthevfollowingvisvtruevofvthevuvulavEXCEPTvone.vWhichvonevisvthevEXCEPTION?
a. Itvisvlocatedvatvthevmostvposteriorvportionvofvthevhardvpalate.
b. Itvisvlocatedvatvthevmidline.
c. Itvisvavdownwardlyvprojectingvmuscle.
d. Itvisvnecessaryvforvswallowing.
ANS:v D
Thevuvulavisvavdownwardlyvprojectingvmuscularvtissuevlocatedvatvthevmidlinevofvthevmostvp
osteriorvportionvofvthevhardvpalate.vItvisvNOTvnecessaryvforvswallowing.
REF: p.v7
7. Thevcircumvallatevpapillaevarevlocatedvonvthevhardvpalate,vbuccalvmucosa,vandvfloorvofvthev
mouth.vThevpapillaevfoundvonvthevtonguevarevthevfiliform,vfungiform,vvallate,vfoliate,vandvin
cisive.
a. Bothvstatementsvarevtrue.
b. Thevfirstvstatementvisvtrue;vthevsecondvisvfalse.
c. Thevfirstvstatementvisvfalse;vthevsecondvisvtrue.
, d. Bothvstatementsvarevfalse.
ANS:v D
Allvpapillaevlistedvinvbothvstatementsvarevlocatedvonvthevtonguevwithvthevexceptionvofvthevi
ncisivevpapilla,vwhichvisvlocatedvonvthevhardvpalate.vNotevthatvthevincisivevpapillavisvavsing
ularvstructure,vthusvthevdifferentvspelling.vTherevarevnovpapillaevlocatedvonveithervthevbucca
lvmucosavorvthevfloorvofvthevmouth.
REF: p.v7
8. Eachvofvthevfollowingvstructuresvcanvreadilyvbevviewedvwhenvexaminingvthevoralvcavityv
EXCEPTvone.vWhichvonevisvthevEXCEPTION?
a. Foveavpalatinae
b. Tonsillarvpillars
c. Laryngealvpharynx
d. Sublingualvfold
ANS:v C
Thevlaryngealvpharynxvisvlocatedvbelowvthevoralvpharynxvandvcannotvbevseenvwhilevexaminingv
thevoralvcavity.vThevfoveavpalatinae,vthevtonsillarvpillars,vandvthevsublingualvfoldvcanvbevseenvw
henvexaminingvthevoralvcavity.vFoveavpalatinaevarevsmallvdepressionsvinvmucosavonveithervsidev
ofvthevposteriorvnasalvspinevindicatingvthevjunctionvofvthevhardvandvsoftvpalate.vTonsillarvpillarsv
arevfoldsvofvtissuevthatvpartiallyvsurroundvthevtonsils.vThevsublingualvfoldvextendsvbackwardvon
veithervsidevofvthevfloorvofvthevmouthvandvisvsituatedvjustvsuperiorvtovthevsubmandibularvgland.
REF: p.v2v|vpp.v6-7
9. EachvofvthevfollowingvstructuresvisvlocatedvwithinvthevhardvpalatevEXCEPTvone.vWhichvonevis
vthevEXCEPTION?
a. Incisivevpapilla
b. Rugae
c. Greatervpalatinevforamina
d. Thevanteriorvandvposteriorvpillars
ANS:v D
Thevanteriorvandvposteriorvpillarsvarevlocatedvposteriorvtovthevsoftvpalate.vThevposteriorvpillarvis
valso vcalledvthevpalatopharyngeal varchvorvfold.vThevanteriorvpillarvisvalsovcalledvthevpalatoglos
salvarchvorvfold.vThevtonsilsvlievbetweenvthevanteriorvandvposteriorvpillars.vThevincisivevpapilla
vandvrugaevarevlocatedvonvthevanteriorvportionvofvthevhardvpalate.vThevgreatervpalatinevforamin
avarevlocatedvinvthevposteriorvportionsvofvthevhardvpalatevlingualvtovthevsecondvandvthirdvmaxill
aryvmolars.
REF: p.v5v|vp.v7
10. Thevsmallvbonyvgrowthsvthatvcommonlyvoccurvonvthevbuccalvcorticalvplatevofvthevmaxillaeva
ndvthevmandiblevarevcalled
a. Torusvpalatinus
b. Mandibularvtori
c. Exostoses
v v v v
Test Bank
v
MULTIPLEvCHOICE
1. Avdiastemavisvavspacevbetweenvtwovteethvinvthevsamevarch.vWhenvthisvoccursvbetweenvthev
maxillaryvcentralvincisors,vitvisvoftenvthevresultvofvavpronouncedvlabialvfrenum.
a. Bothvstatementsvarevtrue.
b. Thevfirstvstatementvisvtrue;vthevsecondvisvfalse.
c. Thevfirstvstatementvisvfalse;vthevsecondvisvtrue.
d. Bothvstatementsvarevfalse.
ANS:v A
Avspace,vorvlackvofvcontactvarea,vbetweenvanyvtwovteethvinvthevsamevarchvisvcalledvavdiastema.v
Whenvavdiastemavoccursvbetweenvthevmaxillaryvcentralvincisors,vitvisvoftenvthevresultvofvavpron
ouncedvlabialvfrenumvextendingvtovthevcrestvofvthevalveolarvridgevandvpossiblyvovervthevridge.v
Thisvbandvofvfirmvconnectivevtissuevcausesvtheveruptingvincisorsvtovbevpushedvasidevresultingvi
nvavdiastema,vorvspace.vCorrectionvofvavdiastemavusuallyvinvolvesvsurgicalvremoval,vorvcutting,
vofvthevfrenalvtissuevbetweenvthevteeth.
REF: p.v3
2. Torusvpalatinusvisvseenvonvthe
a. Softvpalate
b. Hardvpalate
c. Alveolarvridge
d. Oralvpharynx
ANS:v B
Torusvpalatinusvisvexcessvbonevgrowthvandvoccursvinvthevmidlinevofvthevhardvpalate.vItvmayvgr
owvtovvaryingvsizesvandvisvgenerallyvonlyvavproblemvwhenvthevconstructionvofvavmaxillaryvdent
urevisvnecessary.vInvhealth,vsuchvbonyvprotuberances,vorvexcessvbonevgrowths,vdovnotvoccurvo
nvthevsoftvpalate,valveolarvridge,vorvoralvpharynx.
REF: p.v6
3. Whichvofvthevfollowingvisvanothervtermvforvtongue-tied?
a. Glossolalia
b. Ankyloglossia
c. Frenectomy
d. Glossitis
ANS:v B
Ankyloglossia,vavconditionvwherevthevmuscularvfrenalvattachmentv(frenum)visvshortvandvattac
hesvclosevtovthevtipvofvthevtongue,vlimitsvtonguevmovement.vGlossolaliavisvdefinedvasv“speakin
gvinvtongues”.vAvfrenectomyvisvthevsurgicalvprocedurevperformedvtovexcise,vorvcut,vavpronounc
edvfrenumvwithvthevgoalvofvclosingvavdiastema.vGlossitisvisvanvinflammatoryvconditionvofvthevt
onguevcharacterizedvbyverythemav(redness)vandvtenderness.vGlossitisvtypicallyvinvolvesvonlyv
thevdorsalv(top)vsurface,vhowevervitvcanvinvolvevtheventirevtongue.
, REF: p.v7
4. Contractionvofvwhichvmusclevraisesvthevtonguevupward?
a. Mylohyoid
b. Palatopharyngeal
c. Palatoglossal
d. Levatorvglossal
ANS:v A
Contractionvofvthevmylohyoidvmusclevraisesvthevtongue.vThevpalatopharyngealvmusclevandvthev
palatoglossalvmusclevformvthevposterolateralvbordersvofvthevoralvcavity.vTherevisvnotvavmusclev
byvthevnamevofvlevatorvglossal.
REF: p.v9
5. Thevoralvvestibulevisvpartiallyvborderedvbyvthevlipsvandvcheeks.vThevoralvcavityvproperve
xtendsvposteriorlyvtovthevsoftvpalate.
a. Bothvstatementsvarevtrue.
b. Thevfirstvstatementvisvtrue;vthevsecondvisvfalse.
c. Thevfirstvstatementvisvfalse;vthevsecondvisvtrue.
d. Bothvstatementsvarevfalse.
ANS:v B
Thevoralvvestibulevisvthevspacevorvpotentialvspacevthatvexistsvbetweenvthevlipsvorvcheeksvandvth
evteeth.vInvanvedentulousvperson,vthevvestibulevwouldvextendvbetweenvthevlipsvorvcheeksvandvt
hevalveolarvridges.vThevoralvcavityvpropervisvsurroundedvbyvthevteethvorvalveolarvridgesvandvex
tendsvallvthevwayvbackvtovthevpalatinevtonsils.vThisvincludesvthevregionvfromvthevfloorvofvthevm
outhvupwardvtovthevhardvandvsoftvpalates.
REF: p.v2
6. EachvofvthevfollowingvisvtruevofvthevuvulavEXCEPTvone.vWhichvonevisvthevEXCEPTION?
a. Itvisvlocatedvatvthevmostvposteriorvportionvofvthevhardvpalate.
b. Itvisvlocatedvatvthevmidline.
c. Itvisvavdownwardlyvprojectingvmuscle.
d. Itvisvnecessaryvforvswallowing.
ANS:v D
Thevuvulavisvavdownwardlyvprojectingvmuscularvtissuevlocatedvatvthevmidlinevofvthevmostvp
osteriorvportionvofvthevhardvpalate.vItvisvNOTvnecessaryvforvswallowing.
REF: p.v7
7. Thevcircumvallatevpapillaevarevlocatedvonvthevhardvpalate,vbuccalvmucosa,vandvfloorvofvthev
mouth.vThevpapillaevfoundvonvthevtonguevarevthevfiliform,vfungiform,vvallate,vfoliate,vandvin
cisive.
a. Bothvstatementsvarevtrue.
b. Thevfirstvstatementvisvtrue;vthevsecondvisvfalse.
c. Thevfirstvstatementvisvfalse;vthevsecondvisvtrue.
, d. Bothvstatementsvarevfalse.
ANS:v D
Allvpapillaevlistedvinvbothvstatementsvarevlocatedvonvthevtonguevwithvthevexceptionvofvthevi
ncisivevpapilla,vwhichvisvlocatedvonvthevhardvpalate.vNotevthatvthevincisivevpapillavisvavsing
ularvstructure,vthusvthevdifferentvspelling.vTherevarevnovpapillaevlocatedvonveithervthevbucca
lvmucosavorvthevfloorvofvthevmouth.
REF: p.v7
8. Eachvofvthevfollowingvstructuresvcanvreadilyvbevviewedvwhenvexaminingvthevoralvcavityv
EXCEPTvone.vWhichvonevisvthevEXCEPTION?
a. Foveavpalatinae
b. Tonsillarvpillars
c. Laryngealvpharynx
d. Sublingualvfold
ANS:v C
Thevlaryngealvpharynxvisvlocatedvbelowvthevoralvpharynxvandvcannotvbevseenvwhilevexaminingv
thevoralvcavity.vThevfoveavpalatinae,vthevtonsillarvpillars,vandvthevsublingualvfoldvcanvbevseenvw
henvexaminingvthevoralvcavity.vFoveavpalatinaevarevsmallvdepressionsvinvmucosavonveithervsidev
ofvthevposteriorvnasalvspinevindicatingvthevjunctionvofvthevhardvandvsoftvpalate.vTonsillarvpillarsv
arevfoldsvofvtissuevthatvpartiallyvsurroundvthevtonsils.vThevsublingualvfoldvextendsvbackwardvon
veithervsidevofvthevfloorvofvthevmouthvandvisvsituatedvjustvsuperiorvtovthevsubmandibularvgland.
REF: p.v2v|vpp.v6-7
9. EachvofvthevfollowingvstructuresvisvlocatedvwithinvthevhardvpalatevEXCEPTvone.vWhichvonevis
vthevEXCEPTION?
a. Incisivevpapilla
b. Rugae
c. Greatervpalatinevforamina
d. Thevanteriorvandvposteriorvpillars
ANS:v D
Thevanteriorvandvposteriorvpillarsvarevlocatedvposteriorvtovthevsoftvpalate.vThevposteriorvpillarvis
valso vcalledvthevpalatopharyngeal varchvorvfold.vThevanteriorvpillarvisvalsovcalledvthevpalatoglos
salvarchvorvfold.vThevtonsilsvlievbetweenvthevanteriorvandvposteriorvpillars.vThevincisivevpapilla
vandvrugaevarevlocatedvonvthevanteriorvportionvofvthevhardvpalate.vThevgreatervpalatinevforamin
avarevlocatedvinvthevposteriorvportionsvofvthevhardvpalatevlingualvtovthevsecondvandvthirdvmaxill
aryvmolars.
REF: p.v5v|vp.v7
10. Thevsmallvbonyvgrowthsvthatvcommonlyvoccurvonvthevbuccalvcorticalvplatevofvthevmaxillaeva
ndvthevmandiblevarevcalled
a. Torusvpalatinus
b. Mandibularvtori
c. Exostoses
