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Dental Hygiene > Dent 1010 T#5 > Flashcards

Dent 1010 T#5 Flashcards

1
Q

The reflection of light from the lingual aspect through the teeth as they are examined from the buccal aspect is called: (mirror)
A) Indirect vision
B) Direct vision
C) Transillumination

A

C) Transillumination

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2
Q

The modified pen grasp is distinguished from other grasps because:
A) The thumb, middle, and ring finger are used
B) The pad of the middle finger is placed on the shank
C) The index finger is placed on the shank

A

B) The pad of the middle finger is placed on the shank

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3
Q

Which two characteristics of the shank are determined by the area of the mouth where the instrument should be used?
A) Angle and length
B) Thickness and length
C) Angle and strength

A

A) Angle and length

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4
Q

The characteristic of the instrument handle which provides the best tactile sensitivity is:
A) A scored surface texture
B) A hollow handle
C) A solid handle

A

B) A hollow handle

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5
Q

How should the periodontal probe be inserted onto the sulcus?
A) Parallel to the tooth surface
B) Perpendicular to the long axis of the tooth
C) With a firm pushing motion
D) With a short oblique stroke

A

A) Parallel to the tooth surface

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6
Q

When using the periodontal probe, periodontal depths are measured from the:
A) Base of the pocket to the cementoenamel junction
B) Base of the pocket to the mucogingival junction
C) Junctional epithelium to the margin of the free gingiva
D) Free gingival margin to the cementoenamel junction

A

C) Junctional epithelium to the margin of the free gingiva

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7
Q 
The explorer is used to detect:
A) Subgingival calculus
B) Caries
C) Irregularities in the cemental surfaces
D) All of the above
A

D) All of the above

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8
Q 
A very tight grasp will:
A) Increase tactile sensitivity
B) Prevent muscle fatigue of the fingers
C) Increase maneuverability of the instrument
D) Decrease tactile sensitivity
A

D) Decrease tactile sensitivity

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9
Q

Rolling the handle of the explorer between the thumb and the fingers is important because:
A) is a key to adapting the working end around line angles and in depressions
B) Strengthens the finger muscles
C) Decreases tactile sensitivity

A

A) is a key to adapting the working end around line angles and in depressions

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10
Q

While activating the instrument, the finger rests act as a:
A) Pivot point for movement
B) Stabilizing point for the hand
C) Fulcrum for activation of wrist-forearm motion
D) All of the above

A

D) All of the above

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11
Q

The most effective and VERSATILE instrument for root planing is the:
A) Sickle
B) Curette
C) File

A

B) Curette

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12
Q

The design feature of the curette that allows it to be used in the deepest area of the sulcus or pocket with the least tissue distention is the:
A) Convex back
B) Opposite cutting edge
C) Face

A

A) Convex back

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13
Q 
A curette designed to scale and root plane anterior teeth with deep pockets will have a:
A) Short, angled shank
B) Long, angled shank
C) Short, straight shank
D) Long, straight shank
A

D) Long, straight shank

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14
Q

The following instrument is designed specifically for identifying and determining the characteristics of furcations:
A) Nabers probe
B) Sickle or shepherds hook
C) 11/12 ODU Explorer

A

A) Nabers probe

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15
Q

In order to open the angulation of a curette blade in relation to the tooth, the shank of the instrument is moved:
A) Toward the tooth
B) Away from the tooth
C) More perpendicular to the long axis

A

B) Away from the tooth

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16
Q

The blade of a universal curette is honed at a ___ degrees angle to the lower shank.
A) 45
B) 60-70
C) 90

A

C) 90

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17
Q 
Which design feature(s) of the sickle scaler limit(s) its use in subgingival areas:
A) A sharp pointed tip
B) Straight cutting edges
C) Bulky blades
D) All of the above
A

D) All of the above

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18
Q

When the face of a Gracey curette blade is parallel with the floor and viewed from above, the correct cutting edge can be seen as a:
A) Larger, outer curve
B) smaller, inner curve
C) smaller convexity

A

A) Larger, outer curve

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19
Q

Which of the following is the best visual cue for proper working angulation with a Gracey curette?
A) Shank is tilted slightly toward the tooth surface
B) Handle is parallel to the long axis of the tooth
C) Lower shank is parallel to the surface being scaled
D) Lower shank is parallel to the long axis of the tooth

A

C) Lower shank is parallel to the surface being scaled

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20
Q 
A contra-angle sickle scaler would be indicated for use on which of the following teeth?
A) Mesial of #29
B) Mesial of #27
C) Distal of #8
D) Distal of #11
A

A) Mesial of #29

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21
Q

When evaluating the col area with a periodontal probe, the clinician should:
A) Position the length of the probe parallel to the CEJ
B) Position the length of the probe parallel to the long axis of the tooth
C) Slant the probe so the tip of the probe reaches under the contact are

A

C) Slant the probe so the tip of the probe reaches under the contact are

22
Q

Which of the following design characteristics is NOT useful in a curette used to reach heavy tenacious calculus in a deep pocket on a molar?
A) A long, straight shank
B) A multi-angled shank
C) Fine, flexible straight shank

A

C) Fine, flexible straight shank

23
Q

In a Class III furcation, the probe will:
A) Feel the curvature of concavity but not enter the furcation area
B) Pass completely through the furcation
C) Partially enter the furcation, extending approximately 1/3 the width of the furcation

A

C) Partially enter the furcation, extending approximately 1/3 the width of the furcation

24
Q 
When treating tooth #3 buccally and tooth #14 lingually the patient should be placed:
A) Slightly toward, chin up
B) Slightly toward, chin down
C) Slightly away, chin up
D) Slightly away, chin down
A

C) Slightly away, chin up

25
Q

The insertion angulation of an instrument is:
A) 45 degrees
B) 0 degrees
C) 90 degrees

A

B) 0 degrees

26
Q

Periodontal probe

A

Measuring depth of periodontal pockets

27
Q

Explorer

A

Detection of calculus and caries

28
Q

Universal curette

A

Scaling and root planing

29
Q

Sickle scaler

A

Supra heavy calculus removal

30
Q

Angulation

A

The angle formed between the face of a calculus removal instrument and the tooth surface

31
Q

Instrumentation

A

The use of working instruments on the tooth surface

32
Q

Insertion

A

The action of moving the working end beneath the gingival margin into the sulcus or pocket

33
Q

TRUE or FALSE

In calculus removal the angulation should be greater than 45 degrees and less than 90 degrees.

A

True

34
Q

TRUE or FALSE

Scaling is the mechanical removal of hard and soft deposits from the tooth.

A

True

35
Q

TRUE or FALSE
A walking stroke is the movement of a calibrated probe within the sulcus or periodontal pocket, used to cover the entire tooth circumference 1-2mm in length only 1mm apart.

A

True

36
Q

TRUE or FALSE

Once having completed debridement, the finishing strokes will require heavy lateral pressure.

A

False

37
Q

TRUE or FALSE

Hu-Friedy Gracey 11/12 is classified as an area specific scaler.

A

False

38
Q 
The clinician should be suspicious if while palpating the superficial cervical lymph nodes he/she notices the nodes being:
A) Enlarged
B) Hardened
C) Fixed
D) A and C
E) All of the above
A

E) All of the above

39
Q 
Which of the following terms is used to describe a flat, non-raised lesion?
A) Vesicle
B) Macule
C) Bulla
D) Ulcer
A

B) Macule

40
Q

A circumscribed elevation of skin filled with serous fluid greater than 5cm:
A) Bulla
B) Macule
C) Vesicle

A

A) Bulla

41
Q

The submandibular lymph glands are best examined by:
A) Using a dental mirror for indirect vision
B) Asking the patient to lift the tongue up and back
C) Direct vision
D) Bilateral palpation

A

D) Bilateral palpation

42
Q

The results of the extraoral and intraoral examination should be recorded in the patient’s chart whenever:
A) Findings are abnormal
B) A lesion is found
C) It is recorded, regardless of findings

A

C) It is recorded, regardless of findings

43
Q

A bilateral, bony, hard, lobulated area on the lingual aspect of the mandibular premolars may be:
A) Tumor
B) Mandibular torus
C) Ranula

A

B) Mandibular torus

44
Q 
While examining the TMJ, the hygienist notes a popping sound. What type of assessment skill is used to HEAR the sound?
A) Observation
B) Palpation
C) Auscultation
D) Olfaction
A

C) Auscultation

45
Q 
A 3mm wart-like elevation of tissue with a stalk-like attachment to the mucosa may be described as a/an:
A) Indurated sessile nodule
B) Sessile verrucous papule
C) Pedunculated fungating nodule
D) Pedunculated verrucous papule
A

D) Pedunculated verrucous papule

46
Q 
Pinpoint submucosal hemorrhage best describes which of the following?
A) Vesicle
B) Petechia
C) Hematoma
D) Ecchymosis
A

B) Petechia

47
Q

Which of the following is a depressed lesion?
A) Papule
B) Vesicle
C) Ulcer

A

C) Ulcer

48
Q

The main objective of an extraoral and intraoral examination is to detect:
A) Oral cancer at an early stage
B) Herpes simplex at an early stage
C) Aids at an early stage

A

A) Oral cancer at an early stage

49
Q

A white patch that can not be removed/scraped off is:
A) Leukoplakia
B) Erythroplakia
C) Ulcer

A

A) Leukoplakia

50
Q 
The most common site(s) of oral cancer:
A) Lateral borders of the tongue
B) The lower lip
C) The floor of the mouth
D) All of the above
A

D) All of the above

51
Q

The pictures were:

A

1) Macule
2) Nodule
3) Aphthous ulcer
4) Verrucous papule (wart)
5) Herpes lesion (vesicle)

Dental Hygiene (15 decks)

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