Chpt 5: history taking

Question 1

edentulous people have lost a body part and are considered

Answer 1

physically impaired

Question 2

what is used to establish the anterior occlusal plane

Answer 2

interpupillary line

Question 3

what is used to establish the posterior occlusal plane

Answer 3

ala-tragus line (camper’s line)

Question 4

what is used to determine position of condyle

Answer 4

canthus tragus line

Question 5

how to restore the normal contour of naso labial sulcus

Answer 5

• proper positioning of anterior teeth

- proper contour of upper labial flange

Question 6

what can affect the mento-labial sulcus

Answer 6

malocclusion (class I, II, III)

Question 7

what folds are restored by denture

Answer 7

• naso labial fold
• philtrum
• modiolus

Question 8

the amount of vermillion border depends on

Answer 8

1. bulk of orbicularis oris m
2. amount of labial alveolar bone
3. alignment of ant teeth

Question 9

the ultimate objective of the 1st appointment is

Answer 9

development of tx plan that addresses and accommodates the patient’s needs

Question 10

extra-oral evaluations

Answer 10

• TMJ joint
• lips and cheek
• fascial asymmetries

Question 11

intra-oral examination

Answer 11

• mucosa
• tongue
• saliva
• residual ridge morphology and ridge relations
• tori, undercuts, enlarged tuberosities
• teeth (when present)

Question 12

other aspects to consider when doing examination

Answer 12

• existing prostheses and their occlusal relationship
• x rays
• study casts

Question 13

what are 2 critical elements to consider in managing adaptive and maladaptive denture wearing pts

Answer 13

• behaviour of doctor

- thorough patient interview

Question 14

4 parts of the interview

Answer 14

• recognition of problem
• identification/exploration
• interpret/explain
• offer solution

Question 15

symptoms of TMD

Answer 15

• pain/tenderness in mm of mastication and TMJ
• joint sounds during condylar movements
• limitations of mand movements

Question 16

evidence of inadequate lip support

Answer 16

rolled-in vermilion border

Question 17

masticatory mucosa

Answer 17

mucosa covering the residual alveolar ridges and palate

Question 18

major source of tissue trauma

Answer 18

• incorrect occlusion

- overextended or underextended borders

Question 19

angular cheilitis may indicate

Answer 19

candida albicans infection

Question 20

papillary hyperplasia

Answer 20

• cauliflower-like appearance
• anterior region of palate
• prone to candida infection
• tissue should be removed, infection needs to be treated, then make a new denture

Question 21

what properties of saliva are important for denture success

Answer 21

flow rate and viscosity

Question 22

how should the mylohyoid mm be when taking impression

Answer 22

contracted; if not, when they are contracted the denture will dislodge

Question 23

what can happen if you dont wear a denture for a while (esp mand denture)

Answer 23

• tongue enlargement (from using it more)

- mylohyoid / FOM spreads out over the mand ridge

Question 24

plaque that causes poor denture fit is usually found on the

Answer 24

tissue surface of labial flange

Question 25

buccal sulci

Answer 25

located distal to buccal frenula

Question 26

masseter m can act through buccinator to

Answer 26

impinge on buccal sulcus (more pronounced in mandibular)

Question 27

lateral boundary of buccal shelf and buccal sulcus

Answer 27

external oblique line

Question 28

how to determine the vibrating line position (line btw hard and soft palate)

Answer 28

saying the letter K

Question 29

what determines the depth of posterior palatal seal

Answer 29

extent of tissue anterior to vibrating line is displaced