Nocti 2 Flashcards
During shade selection for a denture, the shade guide is moistened to
Imitate natural conditions
The purpose of a bite registration is to
Determine occlusion of the prosthesis
A/An ___ is the replacement of a natural tooth in a fixed bridge
Pontic
The goal of toothbrushing is to
Decrease colonization of bacterial plaque
Use pit and fissure sealants to
Seal developmental grooves
Hand instruments should be exchanged in an area known as the ___ zone
Transfer
The term fulcrum, refers to
The stationary point of a lever system
Epinephrine in local anesthesia causes
Vasoconstriction
When local anesthesia is administered, aspiration will
Determine if the needle has been placed in a blood vessel
The use of topical anesthesia aims to increase
The duration of anesthesia throughout the procedure
The most anxiety-producing procedure in dentistry is the
Administration of anesthesia
When using self-curing acrylic in temporary crowns, the stage that gives off a lot of heat is called the ___ stage
Exothermic
When making temporary crowns, the term, matrix, refers to
The material used to make the temporary
Freehand fabrication of a temporary crown is also called
Direct technique
When mixing elastomeric material, increased temperature and humidity will
Decrease the working time
When using an elastomeric impression material, it is necessary to coat the impression tray with
Adhesive
Elastomeric impression materials are supplied as
Base and catalyst
What type of dental hand piece attachment is commonly used when polishing teeth?
Prophylaxis-angle
The best coolant when using the high-speed hand piece is
Water spray
During a patient’s epileptic seizure, the assistant should
Clear the area around the patient
Treatment of anaphylactic shock includes administration of oxygen, antihistamines, and __
Epinephrine
When assisting a right-handed dentist, the assistants area or zone is between
2 to 4 o’clock
When working with a pregnant patient, the dental assistant should
Change the patients position occasionally
The dental chair should be placed in the ___ position for sit down four-handed dentistry
Supine
When mounting X-rays, the maxillary teeth will have the roots pointing
Upward
When mounting X-rays, what landmarks will show up on the maxillary premolars view?
Maxillary sinus
The function of the lead diaphragm in the X-ray head is to
Limit the size of the X-ray beam
When manually processing radiographs , place the thermometer ___
In the developer
Add ___ to the developing solution when it’s level drops
Replenisher
When manually processing radiographic films, the film is first placed in the
Developer
When developing periapical or bitewing films,
Place all films in individual slots in the automatic processor
The occlusal plane on a properly positioned patient for intraoral films should be parallel to the
Floor
Incorrect horizontal angulation will cause
Overlapping
The cause of elongation of tooth images on the film is
Insufficient vertical angulation
When exposing a periapical film using the bisecting technique, if the cone does not cover the film, the result on the radiograph will be
Cone cutting
Excessive bending of the radiographic film will cause
A black line across the film
What is the vertical angulation needed for bitewing bicuspid films?
0 to +10
To expose intraoral radiographs using the paralleling technique, the central ray is directed ___ to the long axis of the periapical films
Parallel
To prevent overlapping when taking a bitewing film, the central ray must be directed through the
Interproximal areas
To examine the apex of the tooth, use which type of X-ray film?
Periapical
When the x-ray tube rotated around the patients head in one direction while the film rotates in the opposite direction, the procedure is known as a/an
Panoramic radiography
The extra oral radiographic projection that demonstrates the bones of the face and skull as well as the soft tissue profiles of the face is a/an ____ X-ray
Cephalometric
A panoramic X-ray utilizes ____ film
Screened
Which of the following appears most radiopague on a processed radiograph
Metallic restoration (metallic means light)
Which of the following appears most radiolucent on a processed radiograph
Pulp
Interproximal caries can be seen best on ___ film
Bitewing
The use of an intraoral camera is a good way to
Show the patient a cracked posterior tooth
The best visual aid for chair side patient consultations is the
Intraoral camera
An image from an intraoral camera can be used to
Substantiate an insurance claim
The term, unit of time, typically refers to
10 to 15 minutes
The best time to schedule small children for dental treatment is
Early afternoon
For a patient to transfer his/her records from one office to another they must
Sign a concern of release form
Computerized records are best protected by making daily and monthly
Backups
The activity that involves classifying and arranging records so that they can be protected and retrieved quickly and easily is known as
Filing
When a dental practice financially owes others, the term applied is
Accounts payable
The employee who represents the family unit in relation to an insurance plan is termed the
Subscriber
When completing dental insurance forms, the term carrier, refers to the
Insurance company
The spouse and children of an insurance subscriber are referred to as
Beneficiaries
To maintain the necessary dental supplies, the assistant should have
An inventory system
To ensure that important information that is placed in the computer and make corrections easily is by using ___ software
Word processing
A computer program that tells the hardware what to do and can be customized to meet the needs of an individual office is called
Software
The term ___ refers to a condition caused by using too much pressure when brushing teeth
Toothbrush abrasion
Bacterial deposits that collect and colonize along the cervical area of the tooth and are white and sticky are called
Plaque
When plaque is not removed over a period of time, the acid attacks will cause
Demineralization
Successful periodontal treatment must include
Patient compliance
The term, impacted tooth, describes a
Tooth that will not erupt fully
The cíngulum is found on the
Lingual surface of anterior teeth
The unattached edge of the gingival tissue is called the
Marginal gingiva
The CEJ refers to the ____ junction
Cementoenamel
The part of the tooth that is covered by enamel is called the
Anatomic crown
