Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
104 Cards in this Set
- Front
- Back
|
The dental mouth mirror is used to obtain?
|
Indirect vision, retraction of the cheek, illumination and transillumination.
|
|
|
The reflection of light from the lingual aspect through the teeth as they are examined from the buccal aspect is called?
|
Transillumination
|
|
|
The modified pen grasp is identifiable from the other grasps, because:
|
The PAD of the middle finger is placed against the shank of the instrument.
|
|
|
The best way of examining the dorsum of the tongue is:
|
Extending the tongue fully with a gauze and then using DIRECT vision.
|
|
|
How are the submandibular glands examined?
|
By bimanual palpation.
|
|
|
T/F: The results of the intra/extra-oral exam are recorded in the chart only when there is something abnormal found.
|
FALSE, you record the information in their chart no matter what the findings are.
|
|
|
What are the three basic parts to a periodontal instrument?
|
The handle, the shank and the working end.
|
|
|
Which two characteristics of the shank are determined by the area of the mouth where the instruments should be used?
|
Angle and length.
|
|
|
What is the characteristic of the instrument handle that provides the best tactile sensitivity?
|
A hollow handle
|
|
|
The classification/type a Hu-Friedy Gracey 7-8 curet is?
|
CURET
|
|
|
The name of the DESIGNER of the Hu-Friedy Gracey 7-8 curet is?
|
GRACEY
|
|
|
The name of the MANUFACTURER of the Hu-Friedy Gracey 7-8 curet is
|
HE-FRIEDY
|
|
|
The DESIGN NUMBERS of the Hu-Friedy Gracey 7-8 curet is
|
7-8
|
|
|
The design numbers of the Gracey 7-8 curet indicates that it is a ____________ instrument.
|
Double-ended
|
|
|
The ______ _________ is used for measuring the depth of periodontal pockets.
|
periodontal probe
|
|
|
What instrument is used for the detection of calculus and caries?
|
The explorer
|
|
|
This instrument is used for scaling and root planing.
|
The curet
|
|
|
The sickle is used for?
|
Gross calculus removal.
|
|
|
Like the sickle, hoes/files/chisels are used for:
|
gross calculus removal.
|
|
|
When using the periodontal probe, the depth is measured from the _______ _________ to the margin of the free gingiva.
|
junctional epithelium
|
|
|
T/F: If you should meet resistance after inserting the perio probe into the sulcus, you should remove the probe and reinsert in a different spot.
|
FALSE, you should lift the probe away from the tooth and attempt to move it apically.
|
|
|
The periodontal probe should be inserted into the sulcus _______ to the tooth surface.
|
parallel.
|
|
|
What is the best diagnostic sign of gingival inflammation? Edema, texture or bleeding?
|
Bleeding
|
|
|
What is the least reliable diagnostic sign of gingival inflammation is? Cratering, retractability or texture
|
texture
|
|
|
T/F: Testing for tooth mobility is the most reliable means for detecting periodontal pockets.
|
False, PROBING is the most reliable.
|
|
|
What term describes gingival inflammation that involves the entire attached gingiva: papillary, diffuse, marginal, generalized or severe.
|
diffuse
|
|
|
Narrow, "slit-like" areas of recession over the roots are called:
|
clefts
|
|
|
What is the difference between gingival pockets and periodontal pockets?
|
Gingival pockets DO NOT involve apical migration of junctional epithelium.
|
|
|
Do periodontal pockets always show increased depth?
|
NO, if the gingival recession occurs at the same rate as the apical migration of junctional epithelium, the pocket will not deepen.
|
|
|
Which type of pocket (gingival or periodontal) is associated with apical migration of the junctional epithelium?
|
Periodontal. Gingival pockets are associated with gingivitis and do not involve migration of junctional epithelium. You can think of a gingival pocket as just being an inflamed sulcus.
|
|
|
T/F: In both periodontal and gingival pockets, there may/may not be increased pocket depth.
|
True. Just because they are pockets, they don't have to include increased pocket depth.
|
|
|
If you were to find increased depth upon probing a gingival pocket, what would be the cause?
|
Edematous or fibrotic enlargement of the marginal gingiva.
|
|
|
Deepened pockets upon probing in a periodontal pocket may be caused by?
|
Unequal rates of gingival recession and apical migration of junctional epithelium.
|
|
|
Do periodontal and gingival pockets both bleed upon probing?
|
Yes
|
|
|
A furcation invasion in which periodontal bone loss allows a probe to extend more than 1mm horizontally but not all the way through is classified as a Class ______ furcation.
|
Class III
|
|
|
The mesial furcation of the upper molars is located _________ to the distal furcation.
|
more toward the lingual.
|
|
|
Out of these four instruments, which ones can be used to detect furcation invasions? Dental mirror, straight perio probe, #2 Nabers probe or curet?
|
Straight probe, Nabers probe and curet.
|
|
|
T/F: Attached gingiva is largely composed of dense colagen fibers.
|
True
|
|
|
T/F: Attached gingiva is firmly attached to underlying bone.
|
True
|
|
|
T/F: Attached gingiva helps keep free marginal gingiva adherent to the tooth.
|
True
|
|
|
T/F: When attached gingiva becomes inflamed, it tends to spread diffusely throughout the tissue.
|
False, there is such things as localized gingivitits.
|
|
|
+ mobility means:
|
barely discernible movement. More commonly seen in anterior teeth.
|
|
|
Define a mobility of 1.
|
Combined facial-lingual movement totaling 1mm.
|
|
|
Define a mobility of 2
|
Combined facial-lingual movement totaling 2mm.
|
|
|
Define a mobility of 3
|
Combined facial-lingual movement totaling 3mm.
|
|
|
If you came across a tooth that was depressable into the socket, which mobility class would you label it.
|
III.
|
|
|
A RADIOGRAPHIC term describing the image of dense bone comprising the socket and crest of the interdental septum is:
|
Dental lamina
|
|
|
T/F: Horizontal bone loss is a result of even bone resorption?
|
True, it is usually generalized throughout the mouth.
|
|
|
Can tooth mobility result from gingival inflammation?
|
NO
|
|
|
What are three causes of tooth mobility?
|
Loss of supporting alveolar bone, short/narrow/conical roots and habitual clenching or grinding resulting in widening of the PDL.
|
|
|
Is it possible to diagnose periodontal disease from a radiograph?
|
No
|
|
|
T/F: It is common for VERTICAL bone loss to be localized.
|
True, compared to horizontal bone loss that is usually generalized.
|
|
|
Interproximal subgingival calculus appears as ________ on radiographs?
|
radiopaque spurs or lumps
|
|
|
Subgingival or supragingival calculus on the buccal and lingual surfaces appears as _________ on radiographs?
|
radiopaque crescents or irregular lines.
|
|
|
Radiographs alone cannot be relied on to detect:
|
mobility and fucation invasions.
|
|
|
What are two things that you can reliably detect solely based on radiographs?
|
Heavy interproximal calculus and a widened PDL.
|
|
|
Determination of the shape and extent of defects in the alveolar bone can be made by:
|
direct inspection during perio surgery, sounding through the gingiva, and conventional probing methods.
|
|
|
Where is the apical portion of the junctional epithelium located in a fully erupted tooth with healthy gingiva?
|
At the CEJ
|
|
|
The most constant dimensional relationship in the periodontium is?
|
the connective tissue attachment.
|
|
|
What are two things a clinician must observe to diagnose periodontitis?
|
Signs of inflammation and probings beyond the CEJ.
|
|
|
If you had signs of inflammation WITHOUT probing depths beyond the CEJ, you would have?
|
gingivitis
|
|
|
When bone is lost evenly and uniformly around several teeth, you have
|
horizontal bone loss
|
|
|
When you have thin alveolar bone and cases of periodontitis where the distance from the CEJ to the bottom of the pocket is the same on several adjacent teeth, you can predict what to occur:
|
horizontal bone loss.
|
|
|
Which of these is associated with horizontal bone loss? Suprabony or infrbony pockets.
|
Suprabony pockets
|
|
|
Pockets extending into areas of vertical bone loss are called:
|
infrabony pockets
|
|
|
With vertical bone loss, is the base of the pocket located apical or coronal to the adjacent bone?
|
Apical.
|
|
|
The very end of the explorer is referred to as the:
|
point
|
|
|
The terminal 1 to 2 mm of the working end of the explorer is called:
|
the tip
|
|
|
There are many ways that an explorer may be designed. Name four designs.
|
Single-ended, double-ended, mirror-image paired working ends, or dissimilar working ends.
|
|
|
The explorer can be used to detect subgingival calculus, furcations, irregularities in cemental surfaces and _________.
|
caries
|
|
|
Prior to inserting an explorer, its lower shank should be positioned so that it is as close to __________ with the surface of the tooth as possible.
|
Parallel
|
|
|
The explorer should be inserted with a:
|
short, oblique stroke
|
|
|
If calculus at the junctional epithelium is not detected and removed, the periodontal disease process will continue because the calculus:
|
harbors bacterial plaque.
|
|
|
Rolling the handle of the explorer between the thumb and fingers is important because it:
|
is a key to adapting the working end around line angles and in depressions.
|
|
|
A very tight grasp on the instrument is a bad thing and can result in:
|
a decrease in the tactile sensitivity. As well as fatigue of the fingers muscles.
|
|
|
T/F: Incorrect adaptation of the instrument to the tooth surface can result in laceration of the tissue with the instrument tip.
|
True
|
|
|
While activating the instrument, finger rest acts as a pivot point, a stabilizing point and a _________.
|
fulcrum for activation of wrist-forearm motion.
|
|
|
Which of the following describes the exploratory stroke? Handle grasped firmly, moderate to light pressure to tooth surface, it's vertical/oblique or it's short/overlapping.
|
Everything but the handle being grasped firmly. That will decrease your tactile sensitivity.
|
|
|
While activating the instrument, finger rest acts as a pivot point, a stabilizing point and a _________.
|
fulcrum for activation of wrist-forearm motion.
|
|
|
Which of the following describes the exploratory stroke? Handle grasped firmly, moderate to light pressure to tooth surface, it's vertical/oblique or it's short/overlapping.
|
Everything but the handle being grasped firmly. That will decrease your tactile sensitivity.
|
|
|
What is the appearance of thoroughly dried supragingival calculus?
|
chalk-like
|
|
|
When using air to detect calculus and your patient has hypersensitivity, what is the best use of air technique?
|
short jets of warm air.
|
|
|
Air is used to deflect the free gingival margin to detect:
|
subgingival calculus.
|
|
|
What type of grasp is the iar-water syringe held with?
|
a palm grasp
|
|
|
Dried calculus is easier to detect than wet calculus because:
|
it is less slippery.
|
|
|
The very end of the explorer is referred to as the:
|
point
|
|
|
The terminal 1-2mm of the working end of the explorer is referred to as the:
|
tip
|
|
|
The explorer may be designed:
|
As a single-ended instrument, as a double-ended instrument, with mirror-image paired working ends, or with dissimilar working ends.
|
|
|
The explorer is used to detect:
|
Subgingival calculus, caries, irregularities in the cemental surfaces, and furcations.
|
|
|
The #3-A explorer:
|
used for calculus detection, caries detection, excellent for deep pockets and furcations and easily adapted to all tooth surfaces.
|
|
|
The shepherds hook explorer:
|
is used for caries detection and is too thick for good tactile sensitivity.
|
|
|
Prior to inserting an explorer, its lower shank should be positioned so that it is as close to __________ with the surface of the tooth as possible.
|
parallel
|
|
|
The explorer should be inserted with a:
|
short, oblique stroke
|
|
|
If calculus at the junctional epithelium is not detected and removed, the periodontal disease process will continue because the calculus:
|
harbors bacterial plaque
|
|
|
Rolling the handle of the explorer between the thumb and fingers is important because it:
|
allow you to adapt the working end of the instrument around all the line angles and depressions.
|
|
|
A very tight grasp will:
|
decrease tactile sensitivity.
|
|
|
Incorrect adaptation of the tip of the instrument can result in:
|
laceration of the tissue with the tip.
|
|
|
While activating the instrument, the finger rest serves as:
|
A pivot point for movement, a stabilizing point for the hand, and a fulcrum for activation of wrist-forearm motion.
|
|
|
The exploratory stroke:
|
moderate to light pressure applied to tooth, may be vertical or oblique and is short and overlapping.
|
|
|
Thoroughly dried supragingival calculus appears:
|
chalk-like
|
|
|
If your patient has hypersensitive teeth or caries, then you should use what type of air detection?
|
short jets of warm air
|
|
|
Air is used to deflect the free gingival margin in order to detect:
|
subgingival calculus
|
|
|
The air syringe is held with a:
|
palm grasp
|
|
|
Dried calculus is easier to detect with an explorer than wet calculus because:
|
dried calculus is not as slippery.
|
