Patient Analysis and Anatomy; 41Q

Question 1

Literature currently suggests that upper lip retracts approximately ___ - ___% of the distance the upper incisors are retracted

Answer 1

40 - 60%

Question 2

Literature currently suggests that the lower lip retracts approximately ___% the distance of lower incisor retraction

Answer 2

100%

Question 3

how many bones make up the orbit?

Answer 3

seven

Question 4

which bones house the orbit?

Answer 4

Palatine, maxillary, ethmoid, lacrimal, zygomatic, sphenoid, frontal

Question 5

what portion of the maxillary bone protrudes to meet the zygomatic bone?

Answer 5

malar process

Question 6

on a cephs, what is the most posterior point on the foramen magnum at the midline

Answer 6

opisthion

Question 7

on a ceph, what is the highest point on the averaged outlines of the retrocondylar incisures of the occipital bone. It approximates the antero-posterior center of the foramen magnum

Answer 7

Bolton point

Question 8

on a ceph, which point represents the distance midway on the perpendicular from Bolton-Nasion to S

Answer 8

Broadbent point

Question 9

on a ceph, what is prosthion and what is another name for it?

Answer 9

lowest and most anterior point of the alveolar process in the median plane between the central incisors

aka supredentale

Question 10

what is another name for Subspinale as a ceph point?

Answer 10

A point

Question 11

what is another name for the ceph point supramentale

Answer 11

B point

Question 12

what is the ceph landmark that is the point of intersection between the posterior border of ramus and the inferior surface of basilar part of occipital bone. Represents the intersection of the contour of the posterior cranial base and the posterior contour of condylar processes.

Answer 12

articulare

Question 13

machine prior on ( higher / lower ) and (anterior / posterior ) to anatomical porion

Answer 13

lower

anterior

Question 14

using machine potion instead of anatomical potion causes an increase in which two measurements?

Answer 14

FMA and Y axis

Question 15

t

Question 16

e right orbit is shown on the (right / left ) side on a standard ceph?

Answer 16

right

Question 17

what is the most stable ceph point on a. growing skull?

Answer 17

sella turcica

Question 18

Frankfort horizontal should be parallel/horizontal with: (3)

Answer 18

palatal plane (Ricketts)

ANS-PNS

Zygomatic arch

Question 19

when 2 lines are seen at the mandibular border, know that this is caused by:

Answer 19

magnification

Question 20

Kokich - typically implant placement can be done as early as ___ for female and ___ for males

Answer 20

F: 14

M: 19

Question 21

Kokich - the time it takes bone to deposit and remodel around an implant is ___ - ___ months

Answer 21

16-18 mo

Question 22

what type of bone is typically present adjacent to an implant?

Answer 22

nonlamellar

Question 23

for osseointegration, bone undergoes remodeling to form secondary ___________ which strengthens the bone

Answer 23

osteons

Question 24

in humans, ___ months (in the mandible) appears satisfactory to ensure the implants will remain immobile during the application of orthodontic force

Answer 24

6 mo

Question 25

T/F: A diagnostic set up mandatory for patients missing multiple permanent teeth and who will require a combination of orthodontics and restorative dentistry

Answer 25

true

Question 26

If the restoration on a peg lateral will be a permanent crown, position the peg: \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_, leaving 0.5 to to 0.75 mm OJ

Answer 26

IIn the center of the Ridge buccolingually

Question 27

If the restoration on a peg lateral will be veneers, position the peg: \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_

Answer 27

lingually to contact the mandibular incisors in centric occlusion

Question 28

If there is \>1mm sulcus depth refer to perio to create ideal gingival form ( before / after ) bracket removal

Answer 28

before

Question 29

which radiograph has the most diagnostic power?

Answer 29

vertical bitewing

Question 30

which radiograph regularly leads to under diagnosis of interproximal craters between upper molars, infrabony defects on mesial of U4s and defects around lower incisors

Answer 30

panoramic images

Question 31

what effect can clenching/bruxing have during ortho Tx?

Answer 31

can cause severe osseous breakdown

Question 32

which type of graft offers a greater degree of root coverage, is more esthetic, and less traumatic

Answer 32

CT graft

Question 33

will a 2-walled defect improve with ortho?

Answer 33

no - reshape the crater and reduce the pocket depth

Question 34

with 3-walled intrabony defects, Tx can include a bone graft with _____ and a membrane. The membrane is removed at 4-6 weeks and graft is allowed to mature for 2-3 months. If stability for 3-6 months, start ortho.

Answer 34

EDTA

Question 35

T/F: hemiseptal 1-2 walled defects can be eliminated with ortho

Answer 35

True (applies to tipped or supra erupted teeth)

Question 36

Match the Tx with Class I, II, or III furcation involvement 1. Grafting and membrane barrier 2. Amenable to osseous sx correction with a good prognosis 3. Open flap curettage and create through and through furcation for cleaning, Hemisection, or Extraction and implant

Answer 36

1. I: Amenable to osseous sx correction with a good prognosis 2. II: Grafting and membrane barrier 3. III: Open flap curettage and create through and through furcation for cleaning, Hemisection, or Extraction and implant

Question 37

Furcation involvement class Its and IIIs can be treated with root amputation. the ))))) root is most favorable

Answer 37

DB root

Question 38

for furcation III involvement, what do you do first: ortho or hemisection of the root?

Answer 38

ortho first

Question 39

molar teeth need ___ - \_\_\_mm of separation between the roots of another tooth

Answer 39

2-3mm

Question 40

T/F: Hopeless teeth can be used for anchorage and then ext after tx if inflammation can be maintained

Answer 40

True

Question 41

Takes ___ months after band removal for adequate bone remodeling, cessation of mobilities, and narrowing of PDLs

Answer 41

6 motnhs

Question 42

do you make a maxillary or mandibular night guard to control parafunction?

Answer 42

maxillary

Question 43

Crestal bone height was lower at the mesial and distal regions of the **( lateral incisor / premolar )** adjacent to the previously impacted canine, and the roots of the treated canine and adjacent lateral incisor were **( thinner / shorter )** than those of the contralateral control teeth.

Answer 43

lateral incisor shorter