Lab Exam

Question 1

What is needed for the HIGHDENT power instrument

Answer 1

chlorexidine and water filled and pressurized
all appropriate tips put on + prophy angle
scaler set

Question 2

What is needed for the inovadent dental cart instrument

Answer 2

chlorex + water filled and pressurized
set piezo scaler
put on prophy tip and cups

Question 3

What is needed for the cavitron dental instrument

Answer 3

open handle (Water)
fill handle with water
put in stacks
set scaling water pressure

Question 4

what is needed for the inovadent pet piezo plus

Answer 4

set tips
set piezo scaler
pressurize water pump
set scaling water pressure

Question 5

what power instrument do you put at low speed

Answer 5

the polisher

Question 6

what power instrument do you put at high speed

Answer 6

the drill

Question 7

for the cavitron what color does the blue stack need to be set to

Answer 7

grey

Question 8

for the cavitron what color does the green stack need to be set to

Answer 8

blue

Question 9

What is the curved beak instrument used to remove heavy gross calculus from the tooth surface

Answer 9

calculus removing forceps

Question 10

to explore the depth of sulcus to determine periodontal probing depth and sub gingival calculus

Answer 10

dental probe

Question 11

wide working tip, chisel like blade instrument used to remove supra gingival heavy gross calculus

Answer 11

dental hoe/chisel

Question 12

very fine and sharp instrument with a flat tip used to break down the PL and expand the alveolus

Answer 12

dental luxator

Question 13

to examine teeth for caries, calculi, furcations, resorptive lesions, calculus left behind

Answer 13

dental explorer

Question 14

triangle pointed shaped instrument with a pointed toe and 2 parallel cutting edges (also: supra gingival or subgingivial)

Answer 14

supragingival - dental scaler

Question 15

very thin delicate ends instrument used to lift the gingiva/mucosa away from the alveolar bone to prepare tooth for extractions

Answer 15

periosteal elevator

Question 16

double ended instrument, rounded toe and back used to remove calculus (supra and/or subgingivally after power scaling)

Answer 16

both supra and sub - curette

Question 17

thick working ends instrument used to stretch, cut, tear the PL and displace the tooth root from its socket during the extraction process

Answer 17

winged elevator

Question 18

instrument used to grip the tooth or root for removal during extraction

Answer 18

extraction forceps

Question 19

what type of scaler is the cavitron

Answer 19

magnetostrictive

Question 20

where would the dial be placed in order to start scaling on the cavitron

Answer 20

in the blue

Question 21

what needs to be done to the cavitron before inserting the stack

Answer 21

allow water to flow through it

Question 22

what are the handpieces available for the inovadent big one

Answer 22

scaler, polisher, drill, water, air gun

Question 23

what type of mechanical scaler is the inovadent big one

Answer 23

piezoelectric

Question 24

what needs to be done for the inovadent big one before turning it on and using the machine

Answer 24

ensure proper oil level and fill water bottle

Question 25

what are the two liquids in the hanging bottles for the highdent

Answer 25

distilled water, chlorexidine solution

Question 26

what type of mechanical scaler is the highdent

Answer 26

piezoelectric

Question 27

what type of mechanic scaler is in the pet piezo plus

Answer 27

piezoelectric

Question 28

in addition to scaling what does the pet piezo plus

Answer 28

scaling, polishing, drilling

Question 29

what is not recommended to do with the pet piezo plus unit

Answer 29

drilling. it does not run water through the drill so it heats up too quickly and can burn the tooth

Question 30

what distinuishes the handheld unit from the rest.

Answer 30

handheld and wireless

Question 31

what does the handheld unit do

Answer 31

it polishes

Question 32

how do i know when the handheld unit needs to be charged

Answer 32

the light is orange

Question 33

can we re-use the trophy angles for the handheld unit?

Answer 33

no it is disposable.

Question 34

how do we verify the wear of a tip or a stack

Answer 34

compare to the tip cards

Question 35

what are the first three steps when starting the dental prophy on the patients

Answer 35

put a towel under head pack the mouth chlorx- rinse

Question 36

true/false: polishing is only done at the end when all four buccal quadrants have been scaled

Answer 36

false

Question 37

fill in the blank: hand instruments and power instruments are held using the ________

Answer 37

modified pencil grip

Question 38

true/false: the tip of the power instrument can be pointed at the tooth or held at a 90 degree angle to the tooth

Answer 38

false

Question 39

fill in the blank: the correct positioning for the dental radiograph requires proper tube angulation, tube position and _____ position

Answer 39

film

Question 40

what technique do you use for the mandibular PM and molars

Answer 40

parallel technique

Question 41

what is the bisecting technique

Answer 41

when the film is placed parallel to the long axis of the tooth, and the central beam is directed perpendicular to the film

Question 42

what happens when the beam is angled too vertically

Answer 42

the tooth will appear foreshortened

Question 43

what happens when the beam is angled too low

Answer 43

the tooth will appear elongated

Question 44

t/f: the dental film dot should face the beam

Answer 44

true

Question 45

t/f: the dental film dot should be directed towards the inside of the patients throat

Answer 45

false

Question 46

t/f: the white part of the dental film should face the opposite side of the x-ray beam

Answer 46

false

Question 47

how long does the film need to remain in the water bath once it has been developed and fixed

Answer 47

1hour