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DA 107.5 Ch. 38,29,30,25,22,24,31,32,& 39 Final Exam Flashcards | StudBud
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DA 107.5 Ch. 38,29,30,25,22,24,31,32,& 39 Final Exam
DA 107.5 Ch. 38,29,30,25,22,24,31,32,& 39 Final Exam
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DA 107.5 Final Exam Ch. 38,29,30,25,22,24,31,32, & 39
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1
Most commercial preparations of abrasives contain which of the following?
a. water
b. binder
d. All of the above
c. color
2
Polymerization is the same as ______?
c. both a and b
b. mixing
d. neither a nor b
a. setting
3
Heating the raw gypsum in the manufacturing process is known as _____?
a. mining
b. agitating
d. none of the above
c. calcination
4
If pulp is exposed but there is a chance for a favorable response, the procedure of choice is ?
a. indirect pulp treatment
d. root canal
b. direct pulp cap
c. pulpotomy
5
What is used to adjust the height of the stainless steal crown?
c. contouring pliers
d. crimping pliers
a. green stone
b. crown and collar scissors
6
A wet tea bag placed over the socket will help with the clotting process
a. True
b. False
7
What is taken periodically throughout the procedure to evaluate the progress?
b. pulp vitality tests
c. photographs
a. radiographs
d. none of the above
8
Alginate in the sol state is?
a. liquid
b. solid
c. gas
d. alginate does not go into the sol state
9
Which of the following gypsum products is the weakest?
a. plaster
c. orthodontic stone
d. die stone
b. lab stone
10
Place colors in the correct order for a pack of files.
c. blue, white, yellow, black, red, green
d. white, yellow, red, blue, green, black
b. green, blue, white, red, yellow, black
a. red, white, black, yellow, blue, green
11
During the process of setting up gypsum, heat is given off, causing a(n) _______?
d. exothermic reaction
a. calcining process
b. transformation process
c. either a or b
12
Which type of periodontal dressing causes the least amount of sensitivity to gingival tissues?
b. Eugenol
c. It does not matter, neither causes sensitivity
a. Noneugenol
d. It does not matter, both cause sensitivity
13
The space between the tooth and the free gingiva is the _____?
c. gingival margin
a. sulcus
b. periodontal pocket
d. epithelial attachment
14
If the beam missed part of the film, the result is?
b. overlapping
a. dark film
c. cone cutting
c. clear film
15
If dentists wanted to loosen a tooth or remove root fragments, they would ask for a (n)?
a. extraction forceps
b. oeriosteal elevator
d. root tip pick
c. elevator
16
Agar-agar is tempered for ___mins before placing it in the patients mouth?
b. 10
c. 20
d. tempering is not necessary
a. 5
17
A hinged instrument that is used to trim and shape the alveolar bone after extraction is a (n)?
a. extraction forceps
d. none of the above
b. bone file
c. rongeur
18
The steps for removing sutures is ?
a. Debride and gently lift the suture away from the tissue
b. cut the thread below the knot close 2 the tissue & remove
c. count the sutures removed
d. All of the above in a, b & c order
19
Bone resorption found on individual teeth on one interproximal surface is termed______?
a. vertical
c. parallel
d. all of the above
b. horizontal
20
Scrap mercury and amalgam should be _______?
c. placed in a covered container w/used x-ray fixer solution
b. thrown down the sink
d. none of the above
a. thrown in a biohazard trash bag
21
_______are used to remove or shape the bone and are also used to split teeth.
a. elevators
c. bone files
b. rongeurs
d. surgical chisels and mallets
22
Periapical abcess?
b. death to pulpal cells
a. localized destruction of tissue & accumulation of exudate
c. inflammation continues until pulpal tissues cannot heal
d. pulp is inflammed, is able to heal
23
Fistula?
b. pulpal inflammation extends into the periapical tissues
d. death of pulpal cells
a. advanced stage of periapical infection
c.abscess spreads into facial tissue causing swelling & pain
24
When using a cold test to check pulp vitality, ice is placed on the _____?
b. occlusal surface
a. facial surface
c. lingual surface
d. it does not matter on which surface
25
Which instrument is used to deflect tissue from the surgical site?
a. periosteal elevator
b. scalpel
c. retractor
d. mouth prop
26
Silicone impression materials have all the advantages of polysulfides without the disadvantages
a. True
b. False
27
The type of radiograph most used in periodontal offices is ?
b. occlusal
c. full-mouth series
a. panoramic
d. all of the above
28
Irrigation of the joint to treat TMJ disease is called?
d. articular eminence recontouring
a. arthroscopy
b. arthrocentesis
c. arthroplasty
29
Which of the following is involved in an occlusal evaluation?
b. isolating the teeth
d. polishing the occlusal surface
c. diagnosing the teeth that need dental sealants.
a.checking the contact w/floss & looking for excess material
30
The dental team must be consistent in?
d. All of the above
b. procedure sequeces
c. management policies
a. terminology used for patients
31
A surgical scrub was commonly called a (n) _____ -minute scrub.
b. 3
d. 10
c. 5
a. 1
32
The intracanal instrument that removes the soft tissue from the pulpal canal is _______?
d. elevators
a. reamer
b. broach
c. file
33
Fine abrasives are called F, FF, FFF for increasing fineness. What below best describes this?
a. particle hardness
c. grit and gran
d. particle strength
b. particle size
34
Which of the following decreases the rate of abrasion?
b. use of firm pressure & increased rpm of the handpiece
d. use of a small grit abrasive material
c. use a lot of abrasive material
a. use of dry abrasive
35
The matrix serves to _____?
c. contain the restorative material
a. replace missing tooth surfaces
d. All of the above
b. restore natural contours of the tooth
36
Irreversible Pulpitis?
d. localized destruction of tissue
b. inflammation continues until pulp tissues cant recover
a. pulp is inflamed, but it is able to heal
c. death of pulpal cells
37
Which of the following will the bitewing radiograph cover?
d. Both a and b
a. premolar area
b. molar area
c. incisor area
38
Compomers are mostly used on ______?
b. Class V
a. Class III
c. all types of restorations on primary teeth
d. all of the above
39
After surgery, the patient is asked to refrain from?
a. brushing or flossing their teeth
c. rinsing the mouth, smoking, spitting or sucking on straws
d. all of the above
b. sleeping with their head elevated
40
Which metal is optional in amalgam alloy?
c. zinc
a. silver
b. tin
d. copper
41
When recording an occlusal registration, the wax is softened with_____?
c. warm water & placed on the patient's maxillary arch
b. a flame and placed on the patient's mandibular arch
d. warm water and placed on the patient's mandibular arch
a. a flame and placed on the patient's maxillary arch
42
Spot-welded matrix bands are custom-made bands used for Class___restorations?
b. II
c. III
a. I
d. VI
43
____wedges are used with the light-curing restorations matrix to deflect light.
b. transparent
a. wooden
44
The most frequent site for dry socket to occur is the?
d. mandibular third molars
a. maxillary third molars
b. maxillary first molars
c. any primary tooth socket
45
The area at the bottom of the sulcus where the gingiva attaches to the tooth is the _____?
c. gingival margin
a. periodontal ligament
d. epithelial attachment
b. alveolar bone
46
Silk sutures are removed____days after placement?
b. 10
c. 4
d. 7
a. 2
47
The ____is the part of the Tofflemire retainer that is used to adjust the size of the band.
a. outer knob
d. guide channels
c. spindle
b. inner knob
48
If the Tofflemire matrix band becomes creased or bent during assembly, it is thrown away.
b. False
a. True
49
A significant cause of periodontal disease is_______?
c. tatar
a. plaque
d. All of the above
b. calculus
50
Before cementing any temporary crown, a final check must be done for ?
d. All of the above
c. occlusion
a. marginal fit
b. contour
51
Under cuts are?
a. areas that have been overprepped by the handpiece
d. none of the above
b. areas that have been underpreped by the handpiece
c. recessed areas that are wider on bottom than on the top
52
? is placed on the model during construction 2 allow room n the tray 4 the impression material?
c. handle
d. none of the above
a. stops
b. spacers
53
The surgical procedure used to recontour the gingiva is ?
b. gigivectomy
a. gigivoplasty
c. periodontal flap surgery
d. ostectomy
54
If the sealant is too high in occlusion, the patient will wear it down in a _____?
c. a couple of days
d. the sealant must be removed and replaced
a. month
b. year
55
A biopsy that involves removing a layer of cells from the surface of the lesion is___?
b. smear
c. exceisional
d. all of the above
a. incisional
56
Reversible pulpitis?
a. death of the pulpal cells
d. abscess spreads into facial tissues, causing swelling
b. advanced stage of periapical infection that spreads
c. pulp is inflamed, but is able to heal
57
Streaks on film are a result of?
c. dirty processing racks
a. insufficient rinsing
d. either a or b
b. dirty rollers on an automatic processor
58
In which procedure is the apex of the root removed?
b. apicoectomy
d. root canal
a. hemisection
c. root amputation
59
A vital pulp is a ______ pulp?
b. diseased
c. living, healthy
a. dead
d. none of the above
60
The classification of fracture in which the crown is fractured with pulp exposure is Class____?
a. 1
c. 3
d. 4
b. 2
61
the Instrument used for root planing & removing the soft tissue lining of a periodontal pocket
b. scaler
c. curette
a. periodontal probe
d. periodontal knife
62
The bottom side of the Tofflemire matrix retainer is directed to which of the following?
c. diagonal slot on the vise
d. both a and c
a. gingival tissue
b. occlusal surface
63
Chlorhexidine stain is a permanent stain and cannot be removed with toothbrushing
a. True
b. False
64
Identify the instrument in the photo
a. Cryers elevator
b. Periosteal elevator
c. Surgical bone file
d. Surgical rongeurs
65
Pulpal Necrosis?
c. death of the pulpal cells
a. advanced stage of periapical infection that spreads
d. pulp is inflamed, but is able to heal
b.pulpal inflammation extends into periapical tissues; acute
66
After the tooth has been removed from the socket, it is examined for?
b. fractured root tips
a. broken restorations
d. neither a nor b
c. either a or b
67
A film not exposed to radiation results in?
d. clear film
a. cone cutting
c. dark film
b. overlapping
68
Wedges are used ______?
b. only when the preparation involves a proximal surface
d. only when there is quite a bit of bleeding
a. any time a matrix is used
c. only when the prep. involves a large missing tooth wall
69
The removal of the alginate impression is done ______?
b. with twisting motion
d. with a quick snap
a. slowly
c. with a rocking motion
70
When using an electric pulp tester, toothpaste is used to ?
b. help clean the area
d. give the patient fresh breath
a. determine the vitality of the pulp
c. act as a conducting medium
71
When the muscles, bones, & joints of the jaw don't work correctly, what is affected?
a. chewing
b. speaking
c. swallowing without discomfort
d. All of the above
72
The biggest advantage of light-cured temporary material is that it ____?
b. has a reduced working time
c. is available in the shades of enamel
a. is less expensive
d. has an unlimited setting time
73
The plastic strip matrix is dispensed to approximately _____ inches long
d. 3
b. 1/2
a. 1
c. 2
74
Which instrument is used most often in the anterior of the mouth?
a. chisel
d. hoe
c. sickle
b. file
75
Instruments that are designed to tease the root tips or fragments from the socket are___?
b. extraction forceps
c. elevators
a. apical elevators
d. root tip picks
76
Identify this instrument
c. Pesso Reamer
d. Bone files
a. Gates-Gliden
b. Lentuloa spiral
77
Postoperative instructions should be_____?
a. written
d. All of the above
b. verbally reviewed
c. reviewed with the escort of the patient
78
TMJ is diagnosed by complete dental history, tomography, complete medical history & study model
a. True
b. False
79
Suture removal is usually done how long after placement?
b. 3 days
d. 10 days
a. 5 to 7 hours
c. 5 to 7 days
80
The best way to control bleeding is with?
a. sutures
d. elevating the head
b. lying down
c. pressure
81
Gates-Glidden drills are used_____?
d. not in endodontics
b. in the high-speed handpiece
a. by hand
c. in the low-speed handpiece
82
Temporary restoration and provisional restorations are the same?
a. True
b. False
83
Root canal treatment usually is completed in how many appointments?
a. two
c. one
d. four
b. three
84
Tongue-thrusting is a habit that results in a (n)___?
a. overbite
b. crossbite
d. all of the above
c. anterior open bite
85
The actual mechanical means of combining alloy and mercury is ?
b. amalgamation
a. mixing
c. tritration
d. all of the above
86
a biopsy that involves removing the complete lesion and a border of normal tissue is ______?
b. excisional
d. none of the above
a. incisional
c. smear
87
A common organic polymer matrix contained in composite is?
b. barium
d. BIS-GMA
c. silica
a. quartz
88
Which classification is inlay wax?
a. Pattern
d. Study
b. Processing
c. Impression
89
The shelf life of alginate material is approximately_____?
d. indefinite
b. 1 month
c. 1 year
a. 1 week
90
Which instrument is used to detach the periosteum from the outer bone?
a. elevator
d. surgical curette
c. periosteal elevator
b. surgical chisel
91
What is used to remove gingival tissue during periodontal surgery?
b. gingivectomy knives
a. periodontal knives
c. brad-parker scalpels
d. All of the above
92
After a self-curing acrylic tray has been made, it should be allowed to set for____?
d. it does not need to set
b. 1 hour
c. 24 hours
a. 10 mins
93
During an impacted third molar extraction, _____is the irrigating solution used.
c. warm water
b. saline
a. sodium hypochlorite
d. all of the above
94
Usually the patient gives the oral surgeon_____ consent.
a. verbal
b. general
c. informed
d. signed informed
95
In the developing solution, which chemical blackens the exposed silver halide crystals?
a. sodium sulfite
b. sodium carbonate
d. potassium bromide
c. hydroquinone
96
Which instruments could be used to section a tooth?
d. extraction forceps
b. chisel and mallet
a. surgical burs
c. either a or b
97
To smooth the edges of the aveolar bone after the tooth has been extracted, a ______ is used?
c. surgical chisel and mallet
b. rongeur
a. bone file
d. all of the above
98
Oral surgery office r at _ level of risk for cross-contamination because of the blood contact
a. equal
b. decreased
d. none of the above
c. increased
99
When taking an alginate impression, which area is seated first?
c. it doesn't matter which area is seated first
a. the tray is seated straight down
b. anterior
d. posterior
100
This type of matrix system is most often used on Class II restorations called the____ matrix?
a. strip
b. sectional
