Nocti 2 Flashcards by Dulce Unknown

During shade selection for a denture, the shade guide is moistened to

Imitate natural conditions

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The purpose of a bite registration is to

Determine occlusion of the prosthesis

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A/An ___ is the replacement of a natural tooth in a fixed bridge

Pontic

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The goal of toothbrushing is to

Decrease colonization of bacterial plaque

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Use pit and fissure sealants to

Seal developmental grooves

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Hand instruments should be exchanged in an area known as the ___ zone

Transfer

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The term fulcrum, refers to

The stationary point of a lever system

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Epinephrine in local anesthesia causes

Vasoconstriction

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When local anesthesia is administered, aspiration will

Determine if the needle has been placed in a blood vessel

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The use of topical anesthesia aims to increase

The duration of anesthesia throughout the procedure

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The most anxiety-producing procedure in dentistry is the

Administration of anesthesia

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When using self-curing acrylic in temporary crowns, the stage that gives off a lot of heat is called the ___ stage

Exothermic

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When making temporary crowns, the term, matrix, refers to

The material used to make the temporary

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Freehand fabrication of a temporary crown is also called

Direct technique

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When mixing elastomeric material, increased temperature and humidity will

Decrease the working time

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When using an elastomeric impression material, it is necessary to coat the impression tray with

Adhesive

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Elastomeric impression materials are supplied as

Base and catalyst

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What type of dental hand piece attachment is commonly used when polishing teeth?

Prophylaxis-angle

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The best coolant when using the high-speed hand piece is

Water spray

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During a patient’s epileptic seizure, the assistant should

Clear the area around the patient

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Treatment of anaphylactic shock includes administration of oxygen, antihistamines, and __

Epinephrine

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When assisting a right-handed dentist, the assistants area or zone is between

2 to 4 o’clock

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When working with a pregnant patient, the dental assistant should

Change the patients position occasionally

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The dental chair should be placed in the ___ position for sit down four-handed dentistry

Supine

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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