Actual exam 1 Flashcards
The area in which the root joins the crown is called the ____________.
Furcation
The _________ is the portion of the tooth below the gumline.
Root
The ________ is the largest tooth.
Carnassial
All of the following are true regarding the periodontal ligament except:
is attached to the enamel
_________ is the directional term meaning toward the root of the tooth.
Apical
Dogs and cats have a single mandible bone.
False
The _____________ are used for shearing and grooming.
Incisors
Poodles are an example of _______________ head type.
mesaticephalic
Puppies and kittens have the same number of deciduous teeth.
False
All of the following statements regarding dentin are true except
contains nerves
In the anatomic numbering system, mandibular teeth are written using
a letter with a subscript number
In the anatomic numbering system, primary teeth are indicated using
lower case letters
The Triadan numbering system is based on the adult dentition of the ____________.
PIg
The rule of 4 and 9 states that the __________ is always 04 and the _________ is always 09.
canine; first molar
In the anatomic numbering system, 3P is the abbreviation for which tooth?
left maxillary 3rd premolar
Please choose the correct anatomical words to describe tooth 407.
right mandibular third premolar
Please choose the Triadan number that correctly corresponds with the provided anatomic number for a canine patient:
1C
304
Please provide the Triadan name of the tooth circled below.
406
Please provide the Triadan name of the tooth circled below.
108
Please provide the Triadan name of the tooth circled below.
404
_________________ are dental conditions associated with pediatric patients.
Pediodontics
Maxillary brachygnathism
is a type of class III malocclusion
is a common feature in brachycephalic breeds
often results in crowded and rotated maxillary teeth
All of the following statements about supernumerary teeth are true except:
supernumerary teeth are only found as incisors
A gemini tooth is
a single tooth with twin crowns
The maxillary and mandibular premolars meet and touch crowns in normal occlusion.
False
All of the following statements regarding class II malocclusions are true except:
the maxilla is shorter than normal
In this type of malocclusion, mandibular teeth have a more buccal position than the antagonistic maxillary teeth.
Crossbite
Skeletal malocclusions include all of the following classes except
Class 1
A crossbite is considered a type of class I malocclusion.
True
The most important step of the awake exam is
A thorough history
Regarding air compressor systems, all of the following are true except:
take room air and compress it to drive the handpieces
Sharp instruments slide smoothly over the sharpening stick surface.
False
Regarding the low-speed handpiece, which of the following statements is not true?
uses burs to cut teeth
All of the following are types of dental explorers except:
Curved
Power scalers
may be sonic, converting air pressure into mechanical vibration
may be ultrasonic, converting soundwaves into mechanical vibration
convert electric or pneumatic energy into mechanical vibration
The ultrasonic piezoelectric scaler vibrates at ____________ cycles per second.
25,000-45,000
A dental scaler has all of the following qualities except:
A rounded toe
Regarding dental machines, all of the following are true except
low-speed handpieces must be lubricated daily with WD-40
The beaver tail ultrasonic scaler tip is used for supragingival cleaning.
True
Periodontal probes
may be used below the gumline
are usually attached to the other end of an explorer
have markings at measured intervals
Intraoral film
can be processed in 1-2 minutes in rapid developer and fixer solutions
is inexpensive, small, and flexible
is non-screen film
Signs of endodontic disease include all of the following except:
radiodensity around the apex of the tooth root
All of the following are true regarding positioning for dental radiography except:
make sure to position each patient in lateral recumbency for all images
When positioning a patient for dental radiographic imaging, the side of the patient _________________ is the side you are viewing.
closest to you
When rotating digital images for viewing, the left mandible should have the crowns pointing ___________ with the molars located on the _______________ side of the screen.
up; right
All of the following are components of digital dental radiography units except:
Fixed arm
Routine dental radiographs find pathology not identified during clinical examination in
25% or more of dogs and 40% or more of cats
In the normal young patient, radiographs of the teeth will reveal a ___________ pulp chamber and ____________ dentinal wall.
Large; thin
Radiographic signs of periodontal disease include:
increased periodontal ligament space
rounding and loss of the alveolar crest
horizontal bone loss
Aiming the radiographic cone at the tooth rather than the bisecting angle results in ________________ of the image.
Elongation
