Sim Practice Exam 2

Front 1

Corbin has walked a periodontal probe across the mesial surface until it touched the contact area. What should Corbin do next?

Back 1

Slant the probe slightly and gently press downward to assess beneath the contact area

Front 2

The purpose of establishing the proper degree of angulation with the instrument against the tooth, is that if the angulation is incorrect. ______.

Back 2

All choices are correct

Front 3

Insertion is the action of moving the working end of an instrument beneath the gingival margin and into the sulcus or pocket. For insertion, the instrument face should be positioned as far away from the tooth surface as possible.

Back 3

The first statement is true; the second statement is false

Front 4

Calculus removal strokes are activated by pushing the working-end toward the junctional epithelium (base of the pocket). Before beginning a calculus removal stroke, the hand is stabilized by applying inward pressure against the handle with the middle finger and thumb.

Back 4

Both statements are false

Front 5

Octavia is probing the facial site of a mandibular molar. The measurements in this site range from 2 to 4.5 mm. What reading should Octavia record on their periodontal chart for the facial site?

Back 5

5

Front 6

In a healthy sulcus, the junctional epithelium is attached to?

Back 6

enamel

Front 7

The hand pivot is a movement used during instrumentation to ________________.

Back 7

maintain adaptation of the working end of the instrument as it moves around the tooth

Front 8

The tissue of the free gingiva fits closely around the tooth but it is not directly attached to it. The free gingiva can be stretched away from the tooth surface with a periodontal probe.

Back 8

Both statements are true

Front 9

The pointed tip of a sickle scaler __________.

Back 9

Provides good access to proximal surfaces apical to contact areas

Front 10

Which of the following are design characteristics of an area-specific curet?

-Face is perpendicular to the lower shank

-Face is offset at 70 degree to lower shank

-One working cutting edge per working end

-Two working cutting edges per working end

Back 10

Face is offset at 70 degree to lower shank

One working cutting edge per working end

Front 11

Malcom is having difficulty removing a subgingival calculus deposit on the line angle region of the molar tooth with a universal curet. Which of the following techniques should be effective in removing the calculus deposit

Back 11

Use a horizontal stroke

Front 12

" The relationship between the face of a calculus removal instrument and the tooth surface to which its applied"

Back 12

Angulation

Front 13

Which technique should be used to remove a very large supragingival calculus deposit

Back 13

Remove the deposit in sections

Front 14

Gertrude is recording probing depths. She is measuring the distance in millimeters from the _________________.

Back 14

Gingival margin to the base of the sulcus

Front 15

The triangular cross section of a sickle scaler limits use to above the gingival margin. The pointed tip and back could cause tissue trauma.

Back 15

Both statements are false

Front 16

Which of the following stroke directions is most commonly used with the anterior sickle scaler while instrumenting the interproximals of manibular anterior teeth?

Back 16

Vertical

Front 17

Wolfgang is planning to remove small size subgingival calculus deposits from the facial surface of the mandibular right 1st molar. During assessment, Wolfgang noted the following information about this tooth; the gingival margin is at the CEJ and the probing depth is 7mm. Which of the following instruments would be the most appropriate for calculus removal?

Back 17

Area-specific curet

Front 18

Blair wants to adapt the working end of an area-specific curet to a molar tooth. Which of the following design characteristics must she be aware of to obtain correct adaptation of the area-specific curet?

Back 18

Face is tilted in relationship to lower shank

Front 19

Shino wants to select the correct working end of a double ended universal curet for an anterior tooth. What visual clue should she look for to select the correct end?

Back 19

Lower shank goes across the tooth surface

Front 20

The probe should be removed from the sulcus after each measurement and reinserted for the next measurement. The probe is used with walking strokes that are only about 1mm apart

Back 20

The first statment is false; the second is true

Front 21

Sela is employing oblique calculus removal strokes with a sickle scaler. Because she is using oblique strokes, Sela is most likely instrumenting which of the following tooth surfaces?

Back 21

Facial surface of a molar

Front 22

Instruments with flexible shanks are designed to _______________.

Back 22

Enhance the tactile sensitivity for the clinician

Front 23

Gaylord wants to remove a medium-size calculus deposit located approximately 5mm below the gingival margin. Gaylord's efforts will be most successful if he selects a universal curet with which of the following design characteristics

Back 23

long lower shank length

Front 24

Hilda wants to select the correct working end of a double-ended sickle scaler for a posterior sextant. What visual clue should she look for to select the correct working end?

Back 24

Lower shank should be parallel to the distal surface

Front 25

A calibrated periodontal probe is marked in millimeter intervals. Each millimeter increment (from 1mm to 12mm ) is indicated on the working end of all calibrated probes.

Back 25

The first statement is true; the second statement is false.

Front 26

Martin is going to debride the distal surface of a molar tooth. Which of the following curets should he select for this task.

Back 26

Gracey 13/14

Front 27

Design Characteristics of a universal curet?

Back 27

Face is perpendicular to the lower shank

Two cutting edges per working end.

Front 28

Which of the following correctly describes the character of the instrumentation strokes used for calculus removal with a universal curet?

Back 28

Short biting stroke

Front 29

For successful instrumentation, correct angulation of the working end must be maintained throughout the instrumentation stroke. Incorrect angulation can result in a burnished calculus deposit.

Back 29

Both statements are true

Front 30

Gracey curets have a working cutting edge that is self angulated. Universal curets have level cutting edges that must be tilted for correct angulation.

Back 30

Both statements are false

Front 31

Which of the following statements are true

Back 31

The face-to-tooth surface angulation for calculus removal is between 60 and 80 degrees.

Front 32

Area specific curets are self angulated. Area specific curets have rounded toes and straight cutting edges.

Back 32

The first statement is true; the second statement is false.

Front 33

Beluah has inserted a periodontal probe to the base of the sulcus. What tissue forms the base of a clinically normal gingival sulcus.

Back 33

Junctional Epithelium

Front 34

Thelma is using a gracey 13 on the mesial surface of a mandibular molar. Which is likely to occur from her instrumentation of the mesial surface?

Back 34

Ineffective calcus removal

Bleeding

Front 35

The fingers of the dominant hand should be relaxed between calculus removal strokes. Lateral pressure should be exerted immediately prior to beginning a calculus removal stroke.

Back 35

Both statements are true

Front 36

Marta is examining the working end of a periodontal instrument. The instrument has a rounded toe, rounded back, and one cutting edge that is lower than the other cutting edge. Which design classification is this instrumentation?

Back 36

Area-specific curet

Front 37

An instrument that is flipped during patient treatment so the clinician can use the other end is a ____________.

Back 37

Double-ended instrument

Front 38

Flying off the tooth at the end of a stroke is caused by_________.

Back 38

Not using enough pressure on the fulcrum finger.

Front 39

How can you determine the correct working end of a universal curet on a posterior tooth?

Back 39

All of the choices are correct

Front 40

Positioning the first one to two millimeters of the working end's lateral surface in contact with the tooth is a definition for which of the following?

Back 40

Adaptation

Front 41

Which part of the working end of a sickle scaler is used for calculus removal

Back 41

Tip third of cutting edge

Front 42

Which of the following correctly describes the character of the instrumentation strokes used with a calculus removal stroke.

Back 42

Biting strokes, short in length

Front 43

All of the following are examples of universal curets except

Back 43

Gracey 1/2

Front 44

Axel has determined that the sulcus around the canine is clinically normal. To make this determination, Axel would need to obtain a measurement of how many millimeters in depth?

Back 44

Less than 3.5

Front 45

When using a periodontal probe, it is necessary to take measurements in only three places on the facial site of a molar tooth. Only three measurements are needed because the base of the sulcus is uniform across the entire facial site

Back 45

Both statements are false

Front 46

Deprecious has inserted a probe to the base of a clinically normal sulcus. Which of the following tissues does the probe touch at the base of the sulcus?

Back 46

Junctional Epithelium

Front 47

Dequisha wants to remove a medium size subgingival calculus deposit from the lingual surface of a mandibular molar. Which of the following would not be recommended in the situation.

Back 47

Tilting the instrument handle down to gain a better view

Front 48

A very large supragingival calculus deposit probably cannot be removed as single piece; it will need to be removed in sections. In removing a large supragingival calculus deposit, it is helpful to adapt the middle third of the working end so that you are using the strongest section of the working end.

Back 48

The first statment is true; the second statement is false.

Front 49

If your fulcrum finger is 'in the line of fire" it will be

Back 49

A and C are correct.