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RPD Midterm updated correctly answered, Exams of Advanced Education

Cheyney University of PennsylvaniaAdvanced Education

RPD Midterm updated correctly answered

Typology: Exams

2025/2026

Available from 06/22/2026

tizian-mwangi
tizian-mwangi 🇺🇸

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RPD Midterm updated correctly answered
1. 1) Which of below is a mandibular major connector?
a)Lingual plate
b) Double palatal bar
c)Double palatal strap
d) Palatal strap
e)
Palatal
plate:
a) Lingual plate
2. 2) Which is not one of the expected features for a maxillary major
connec-tor?
a)Must be rigid
b) In the maxillary arch, the borders of a major connector should be
located at least 6 mm from the free gingival margins
c)Must not contribute to food retention
d) Must not irritate the tongue
e)
The upper borders of a bar major connector should be positioned at
least
3-4 mm from the free
gingival
margin:
e) The upper borders of a bar major
connector should be
positioned at least 3-4 mm from the free gingival margin
3. 3) Before beginning to removable partial denture treatment or even
classi-fying the partially edentulous arch, all the surgical, endodontic,
restorative or orthodontic treatments have to be accomplished and
the patient's oral condition must be stabilized
a)True
b)
False:
a) True
4. 4) Which are correct for the functions of rests?
1. Prevents trauma to adjacent mucosa
2. Protects the shape of the clasps preventing them from the effects of
oc-clusal loads
3. Assists the occlusal force distribution
4. Acts as a direct retainer
5. Prevent extrusion of unopposed abutments
a)
1,
2,
and
5
pf3
pf4
pf5
pf8
pf9
pfa
pfd
pfe
pff

Partial preview of the text

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RPD Midterm updated correctly answered

    1. Which of below is a mandibular major connector? a) Lingual plate b) Double palatal bar c)Double palatal strap d) Palatal strap e) Palatal plate: a) Lingual plate
    1. Which is not one of the expected features for a maxillary major connec-tor? a) Must be rigid b) In the maxillary arch, the borders of a major connector should be located at least 6 mm from the free gingival margins c)Must not contribute to food retention d) Must not irritate the tongue e) The upper borders of a bar major connector should be positioned at least 3-4 mm from the free gingival margin: e) The upper borders of a bar major connector should be positioned at least 3-4 mm from the free gingival margin
    1. Before beginning to removable partial denture treatment or even classi-fying the partially edentulous arch, all the surgical, endodontic, restorative or orthodontic treatments have to be accomplished and the patient's oral condition must be stabilized a) True b) False: a) True
    1. Which are correct for the functions of rests?
  5. Prevents trauma to adjacent mucosa
  6. Protects the shape of the clasps preventing them from the effects of oc-clusal loads
  7. Assists the occlusal force distribution
  8. Acts as a direct retainer
  9. Prevent extrusion of unopposed abutments a) 1, 2, and 5

2 / 16 b) 2, 4, and 5 c)1, 3, and 5 d) 1, 2, 3, and 5 e) All are correct: d) 1, 2, 3, and 5

    1. Which are musts for rests?
  2. They must direct the forces along the long axis of abutment teeth
  3. They must provide direct retention
  4. They must be thick enough to resist occlusal forces
  5. They must not interfere with occlusion
  6. They must be prepared in enamel a) 1, 2, and 3 b) 1, 2, and 4 c)1, 2, and 5 d) 2, 3, and 5 e) 1, 3, 4, and 5: e) 1, 3, 4, and 5
    1. Which is not correct for the rests of a removable partial denture? a)Occlusal rest seats must be spoon shaped with no sharp edges, line angles or vertical walls b) Their deepest part must be at the distal triangular fossa, 0.5 mm deeper than the common plane of the rest c)The bottom of the rest must make a less than 90⁰ angle with the minor connector d) Incisal rests are esthetically less acceptable compared to cingulum rests e) Occlusal rest seats must be prepared with 3 mm depth: e) Occlusal rest seats must be prepared with 3 mm depth (must be 1 mm and 1.5 at the DTF)
    1. Which are correct in terms of the retention for a mandibular removable partial denture;
  9. The retention for a mandibular removable partial denture is provided in part by denture base areas, via adhesive, cohesive forces and surface tension
  10. The retention for a mandibular removable partial denture is provided in part by frictional retention provided by the guiding planes-guide plates

4 / 16 area? a) Cast circumferential clasp b) Wrought wire circumferential clasp c)RPA clasp d) RPI clasp e) Half and half clasp: d) RPI clasp

    1. The teeth # 2, 6, 11, 12, 15 and # 21, 22, 27, 28, 31 are present in the patient's mouth. What class of partial edentulousness are these along the Kennedy classification assuming that the lost third molars will not be replaced? - I was just too lazy to draw this one out a) Maxillary Class IV Mod 1 and Mandibular Class I b) Maxillary Class II Mod 1 and Mandibular Class II Mod 1 c)Maxillary Class III Mod 2 and Mandibular Class II Mod 2 d) Maxillary Class II Mod 1 and Mandibular Class I Mod 2: c) Maxillary Class III Mod 2 and Mandibular Class II Mod 2
    1. You remarked that there are no torii on the sutura palatine media, nor flabby tissues over the residual ridges in maxilla of the patient. Which type of maxillary major connector will be the most convenient to use (Considering the situation described in question 12)? a) Labial bar major connector b) Lingual bar major connector c)Full metal palatal coverage major connector d) Single palatal strap major connector: d) Single palatal strap major connector
    1. You remarked that there are no torii in the mandibular residual ridges of the patient and the attached gingiva height at the mandibular anterior lingual region is 5 mm. Which type of mandibular major connector will be the most convenient to use (Considering the situation described in question 12)? a) Labial bar major connector b) Lingual bar major connector c)Lingual plate major connector d) Double palatal strap major connector e) U-shape major connector: c) Lingual plate major connector- since less than 8 mm

5 / 16 available

    1. Ideally, in a Kennedy Class I case, the axis of rotation (supportive) under forces acting in occluso-apical direction passes through the; a) Most anterior clasp tips on both sides of the arch b) Most posteriorclasp tips on both sides of the arch c)Most anterior rests on both sides of the arch d) Most posterior rests on both sides of the arch: d) Most posterior rests on both sides of the arch
    1. Ideally, in a Kennedy Class I case, the axis of rotation (retentive) under forces acting in apico-occlusal direction passes through the; a) Most anterior clasp tips on both sides of the arch b) Most posterior clasp tips on both sides of the arch c)Most anterior rests on both sides of the arch d) Most posterior rests on both sides of the arch: a) Most anterior clasp tips on both sides of the arch
    1. The patient has the teeth # 21, 22, 23 ,24, 25, 26, 27, 28, 31 in the mandible. Considering the forces that dislodge the prosthesis off from the distal extension side, which tooth/teeth on the mandibular arch will be the best candidate/s for indirect retainer location a. Teeth # 23 and 26 b. Teeth # 21 and 26?? Because these would be the most distal abutment teeth in the answer options c. Tooth # 31 d. Tooth # e. Tooth #27: 27/28???
    1. The patient have #17, 18, 22, 23, 24, ,25, 26, 27, 28, 31, 32. # is lingually tilted, so that there is no buccal undercut area. As the buccal surface is diverging considerably from the path of insertion, there is no possibility to create a depression area (undercut for retention) at the buccal surface of the tooth by enameloplasty. An undercut area is

7 / 16 d) The most posterior edentulous area always determines the classification e) Edentulous areas other than those determining the classification are re- ferred as modifications and are designated by their number: b) If third molar is missing and not to be replaced, it is considered in the classification. no

    1. Which component of the removable partial denture, a torus palatinus at the sutura palatina media may affect? a) Selection of clasp type b) Selection of mandibular major connector c)Selection of a maxillary major connector d) Location of minor connectors e)Selection of retentive elements for denture base area: c) Selection of a maxillary major connector
    1. Which one is not true for use of mounted diagnostic casts? a)Not necessary in a maxillary Class III occluding a mandibular Class III arch. b) Evaluate the harmony of occlusion and possible restrictions for placement of RPD components c)Show the patient current and future treatment needs and possible results if not treated d) Is a reference for all the procedures during the treatment e) Provides a proof for the pretreatment status of the patient: a) Not necessary in a maxillary Class III occluding a mandibular Class III arch.
    1. Which one below is not correct for guide planes? a) Guide the framework into final seating place in the planned path of inser-tion. b) Usually the proximal surfaces and lingual surfaces of the tooth next to the edentulous area. c)Often must be created by recontouring proximal surfaces parallel to the path of insertion following normal tooth surface curvatures. d) Made with a round bur or a inverted cone shaped bur. e) Generally the 2/3 or ½ of the occluso-gingival height is used for guide planes: d) Made with a round bur or a inverted cone shaped bur.- I think this is right- because you would make the guideplane with a diamond bur (like our fixed burs)

8 / 16

    1. Which one below is not one of the factors that influence the path of insertion? a) Guiding planes b) Presence and location of undercuts c)Interferences caused by bony undercuts, lingual tori, torus palatinus, lin-gually tipped mandibular teeth, buccally tipped maxillary teeth d) Esthetics e) The hamular notchs: e) The hamular notchs
    1. Which is the mostly preferred undercut depth for engagement of a cast retentive clasp arm? a) A 0.01" depth b) A 0.02" depth c)A 0.03" depth d) A 0.04" depth e) A 0.05" depth: a) A 0.01" depth
    1. The undercut gauge mounted on the surveyor serves to design the location of a component of a clasp assembly that provides; a) Retention b) Bracing c)Support d) Occlusion e) Reciprocation: a) Retention
    1. Which of below is not one of the components of a RPI retainer assembly in a Kennedy Class I case? a) Mesial occlusal rest b) Distal proximal plate c)I bar in mesiobuccal undercut d) Mesial proximal plate: d) Mesial proximal plate
    1. Which of below is not true for indirect retainers? a)Indirect retainer functions against occlusal (occluso-apical direction) forces b) Indirect retainer must be placed as far as possible to the fulcrum line c)Canines are better candidates for placement of indirect retainers compared to lateral incisors

10 / 16 limited b) In a situation with moderate interarch space restriction, retentive mesh may be used c)The open lattice design provides more bulk to the acrylic base material, thus strength d) In maxillary distal extension cases, the base area most extend posteriorly to cover the tuber areas e)In mandibular distal extension cases the denture base area must not extend distally beyond first molar areas: e) In mandibular distal extension cases the denture base area must not extend distally beyond first molar areas

    1. Which one is correct work sequencing for the metal framework try in? a) Occlusal adjustment-adjustment for fit in patient's mouth- fit check on the master cast b) Occlusal adjustment-fit check on the master cast-adjustment for fit in patient's mouth c)Fit check on the master cast-adjustment for fit in patient's mouth- occlusal adjustment d) Fit check on the master cast -occlusal adjustment-adjustment for fit in patient's mouth e) Adjustment for fit in patient's mouth-fit check on the master cast- occlusal adjustment: c) -Fit check on the master cast-adjustment for fit in patient's mouth- occlusal adjustment
    1. In Kennedy classification the most posterior edentulous areas define the classification. a) True b) False: a) True
    1. In Kennedy Class IV Mod 2 the most distal edentulous area is not considered in classification a) True b) False: b) False
    1. Which of the below is the primary function of a rest? a) Direct retention- no it is indirect retention b) Support c)Bracing d) Reciprocation

11 / 16 e) Esthetics: b) Support

    1. The patient has only his #13 in the maxilla, and #22 and #27 in the mandible. What will be the Kennedy classification for this case?- also too lazy to draw this one out a) Cl II maxilla and Cl III Mod 2 mandible b) Cl I maxilla and Cl I Mod 2 mandible c)Cl IV maxilla and Cl I Mod 2 mandible d) Cl I maxilla and Cl I Mod 1 mandible e) Cl I maxilla and CL I Mod 1 mandible: d) Cl I maxilla and Cl I Mod 1 mandible
    1. In a mandibular Kennedy Cl I case from second premolar to second premolar, after surveying for best possible path of insertion, you have a mesiobuccal undercut area at tooth #20. There is no tissue undercuts at the labial side under the #20 and there is 10 mm of attached gingiva between the free gingival margin and the buccal frenum. Which clasp assembly would tend to cause the least amount of force to #20 under occlusal (occluso-apical direction) loads? a) RPI b) C clasp assembly c)FYI d) RGB e) LAB: a) RPI
    1. Which one below is in incorrect for the flow of surveying steps? a) Check the presence of guiding surfaces parallel to the path of insertion b) Check the lingual surfaces where reciprocal clasps or reciprocal plates will be placed c)Draw the major connector d) Check the presence of available undercut areas for placement of retentive clasps e) Draw the height of contours on abutment teeth with the side of a graphite marker's shank: c) Draw the major connector
    1. In the mandibular case described below, considering the forces that dislodge the prosthesis off from the tissues at the distal extension side, which tooth/teeth will be the best candidate/s for indirect retainer? a) Teeth # 20 and 28 b) Teeth # 22

13 / 16 d) Hairpin clasp e) Combination c clasp: a) I-bar

    1. Which of below is the main function of a retentive clasp? a) Direct retention b) Indirect retention c)Reciprocation d) Support: a) Direct retention
    1. What is the clasp assembly type depicted in the pictures below? a) T-bar clasp assembly b) RPA clasp assembly c)Embrasure clasp assembly d) Ring clasp assembly: c) Embrasure clasp assembly
    1. Kennedy I indicates a unilateral distal extension edentulous span, and Kennedy Class II indicates a bilateral distal extension edentulous spans a) True b) False: b) False
    1. Indirect retainer should be placed to the location that is most distant to the retentive axis of rotation. a) True b) False: a) True
    1. The amounts of undercuts on abutment teeth may be increased or decreased by altering the path of insertion and removal of the prosthesis. a) True b) False: a) True- I think!
    1. A patient presents asking for renewal of RPD during an intraoral exam. And you remark that even though the teeth are not mobile, there are ample deposits on the lingual side of lower anterior teeth and on buccal and distal surfaces of teeth 2, 3, 14, 15 on the maxilla. What is your next action? a) Remove calcified deposits and take impressions to send to lab for frame-work construction b) Do not remove deposits as they are not related

14 / 16 c)Question patient about oral hygiene habits, schedule apt for PD tx and

16 / 16 a) Look in the patients mouth and see which teeth are lost and prepare rest seats b) Ask patient for the reasons for the request c)Extract all the teeth to avoid lab costs and for cast framework d) As she was using an RPD directly, make the final impressions and send it to the lab: b) Ask patient for the reasons for the request

    1. Radiographs reveal that the bone is resorbed through 1/ apical length of teeth 14 and 15. Only a bony support of 1/5 of all root length is left Note: He did not provide answer choices here. But just gave us the answer!: a) Remove the teeth and schedule a later apt to allow the surgical wounds to heal