Dental Instruments

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Questions and Answers

What is the primary function of scissors in a dental setting?

  • Removing calculus from teeth.
  • Excising tissue during surgery.
  • Cutting retraction cord. (correct)
  • Measuring periodontal pockets.

A hemostat is primarily used for irrigating a surgical site.

False (B)

What is the main purpose of extraction forceps?

pulling out teeth

A cheek retractor is used for holding the ______ back.

<p>cheek</p> Signup and view all the answers

Match the following instruments with their primary function:

<p>Explorer = Checking the tooth Mouth Mirror = Looking at hard-to-see areas</p> Signup and view all the answers

Which of the following best describes the function of a periosteal elevator?

<p>To separate the root of a tooth from the surrounding tissue. (C)</p> Signup and view all the answers

A high-speed handpiece is typically used for polishing teeth.

<p>False (B)</p> Signup and view all the answers

What is the main function of a low-speed handpiece?

<p>drilling the tooth</p> Signup and view all the answers

An air/water syringe is used for washing and ______ teeth.

<p>drying</p> Signup and view all the answers

Match the following instruments with their usage:

<p>Rubber Dam Clamp = Holding the rubber dam in place around the tooth. Syringe = Injecting anaesthetic into the mouth</p> Signup and view all the answers

What is the purpose of a needle guard in a dental setting?

<p>To keep the doctor safe when handling the syringe/needle. (B)</p> Signup and view all the answers

An ultrasonic scaler is exclusively used for polishing teeth.

<p>False (B)</p> Signup and view all the answers

What is the role of a bur block?

<p>storing burs for the handpieces</p> Signup and view all the answers

A ______ is used for organizing instruments until the dentist needs to use them.

<p>cassette</p> Signup and view all the answers

Match the following instruments with their descriptions:

<p>Tweezers = The tips are serrated and angled Mixing Spatula = It has a handle and two working ends which are flat and broad.</p> Signup and view all the answers

What is the primary use of a Ladmore Condenser?

<p>Compacting the new filling in the tooth. (A)</p> Signup and view all the answers

Flat Plastic Instruments (FPI) are used to remove sutures.

<p>False (B)</p> Signup and view all the answers

What is a cord packer commonly used for in dental procedures?

<p>packing the retraction cord under the gum while working on the tooth</p> Signup and view all the answers

The perio probe serves as a ruler for measuring the ______ under the gum.

<p>space</p> Signup and view all the answers

Match the following instruments with their function:

<p>Sickle Scaler = Used for scraping calculus from the visible portion of the tooth Currette = Used for scraping calculus from the roots of the tooth below the gums.</p> Signup and view all the answers

What is the main function of a saliva ejector?

<p>To suction saliva from the mouth. (A)</p> Signup and view all the answers

A high volume evacuator (HVE) is used for precisely measuring the dimensions of a tooth for a crown.

<p>False (B)</p> Signup and view all the answers

What is the primary function of cotton gauze in a dental setting?

<p>cleaning and wiping</p> Signup and view all the answers

Cotton rolls are used to retract the patients' cheek and ______.

<p>tongue</p> Signup and view all the answers

Match the roles to the given instruments.

<p>Mask = Protect the patient and dentist from fluids Gloves = Prevent cross-contamination</p> Signup and view all the answers

What is the main function of dental floss?

<p>To clean bacteria from between the teeth. (D)</p> Signup and view all the answers

A toothbrush is primarily used for whitening teeth.

<p>False (B)</p> Signup and view all the answers

What is the main purpose of toothpaste?

<p>cleaning the teeth and gums</p> Signup and view all the answers

An impression tray is used for taking ______ of the teeth for various treatments.

<p>moulds</p> Signup and view all the answers

Which instrument is best suited for removing calculus from the visible surfaces of teeth?

<p>Sickle Scaler (B)</p> Signup and view all the answers

A high-speed handpiece is ideal for fine adjustments during crown placement due to its precision.

<p>False (B)</p> Signup and view all the answers

What is the use of a Flat Plastic Instrument (FPI) in restorative dentistry?

<p>placing composite fillings</p> Signup and view all the answers

The primary function of a ______ is to hold cotton rolls or gauze in place to maintain a dry field.

<p>tweezers</p> Signup and view all the answers

In a surgical extraction, what is the specific role of a periosteal elevator?

<p>Lifting the periosteum from the bone to allow for easier tooth removal. (D)</p> Signup and view all the answers

A mouth mirror is primarily used to magnify the teeth for better visibility.

<p>False (B)</p> Signup and view all the answers

How do gloves contribute to the safety and hygiene of dental practice?

<p>prevent cross-contamination</p> Signup and view all the answers

During endodontic treatment, an air/water syringe is used to irrigate the root canal system and remove ______ to prevent infection.

<p>debris</p> Signup and view all the answers

Match the instrument to its specific function in cavity preparation:

<p>Low-speed Handpiece = Used for fine shaping and finishing of cavity walls. Bur Block with Burs = Storage and organization of cutting instruments.</p> Signup and view all the answers

When might a cheek retractor be essential during a dental procedure?

<p>Working on posterior teeth, especially in patients with limited mouth opening. (A)</p> Signup and view all the answers

An ultrasonic scaler is safe to use directly on dental implants.

<p>False (B)</p> Signup and view all the answers

What characteristic of explorer makes it suitable for caries detection?

<p>sharp tip on a straight arm</p> Signup and view all the answers

Flashcards

Scissors

A pair of metal blades pivoted with a handle and a sharp edge.

Hemostat

A pivot type instrument with a locking mechanism, used for catching and holding.

Extraction Forceps

Pliers with a handle and a short beak, used for pulling out teeth.

Cheek Retractor

Broad, metallic instrument with a curvature on both ends, used for holding the cheek back.

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Explorer

Instrument with a handle and a sharp tip on a straight arm, used for checking the tooth.

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Mouth Mirror

Instrument with a handle connected to a mirror, used for looking at hard-to-see areas.

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Periosteal Elevator

Instrument with two round and flat working ends, used for separating the root of a tooth from surrounding tissue.

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Highspeed Handpiece

A high-speed handpiece used for drilling the tooth.

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Lowspeed Handpiece

A low-speed handpiece used for drilling the tooth.

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Air/Water Syringe

A tool used for washing and drying teeth.

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Rubber Dam Clamp

A device used for holding the rubber dam in place around the tooth.

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Syringe

Tool used for injecting anesthetic into the mouth.

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Needle Guard

Keeps the doctor safe when handling the syringe/needle.

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Ultrasonic Scaler

Removes calculus from teeth.

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Bur Block

Tool used for storing burs for the handpieces.

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Cassette

Tool used for organizing instruments until needed.

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Tweezers

Instrument with serrated, angled tips for catching, moving, and holding small objects.

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Mixing Spatula

Instrument with a handle and two flat, broad ends, used for mixing cements.

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Ladmore Condenser

Tool with a handle and two small, round working ends, used for compacting new fillings.

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Flat Plastic Instrument

Instrument with a handle and two small, flat working ends, used for placing composite fillings.

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Cord Packer

Used for packing the retraction cord under the gum.

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Perio Probe

Measures space under the gum.

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Sickle Scaler

instrument with sharp curved tips, used for scraping calculus.

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Currette

Instrument with rounded ends ('toes') to scrape calculus below gums.

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Saliva Ejector

Transparent plastic tube that extracts saliva from the mouth

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Volume Evacuator

A white plastic tube opened at both ends, used for evacuating debris from he mouth

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Cotton Gauze

Material for cleaning and wiping in dental contexts.

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Cotton Rolls

Used to retract patients' cheek and tongue.

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Mask

Prevents the transfer of microbes.

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Gloves

Prevents cross contamination.

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Floss

Cleans between teeth

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Toothbrush

Cleaning teeth and gums

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Toothpaste

Cleaning the teeth and gums

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Impression Tray

Making moulds of the teeth for crowns etc

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Study Notes

Scissors

  • Defined as a pair of metal blades connected by a pivot, equipped with a handle and a sharp edge.
  • Used for cutting retraction cord and other materials.

Hemostat

  • Characterized as a pivot instrument that includes a locking mechanism.
  • Can have a straight or curved tip.
  • Applied to hold items in place during surgical procedures and control bleeding.

Extraction Forceps

  • Functions as a plier-like tool constructed with a handle and a short beak.
  • Designed for extracting teeth.

Cheek Retractor

  • Described as a broad, metallic instrument curved at both ends.
  • Applied to hold the cheek back during dental procedures.

Explorer

  • Composed of a handle and a single working end.
  • Working end contains a sharp tip on a straight arm to check teeth.

Mouth Mirror

  • Features a handle connected to a mirror.
  • Intended use is for examining areas in the mouth that are difficult to view directly.

Periosteal Elevator

  • Features two working ends that are round and flat
  • One end is larger than the other.
  • Used to separate the root of a tooth from the tissue that surrounds it.

Highspeed Handpiece

  • Serves the purpose of drilling teeth.

Lowspeed Handpiece

  • Serves the purpose of drilling teeth.

Air/Water Syringe and Tip

  • Designed to wash and dry teeth.

Rubber Dam Clamp

  • The purpose of this tool is to secure and hold the rubber dam in place around the tooth.

Syringe

  • Used for injecting anesthetic into the mouth.

Needle Guard

  • To keep the doctor safe while handling the syringe and needle.

Ultrasonic Scaler

  • For removing calculus from teeth.

Bur Block with Burs

  • Used to store burs for handpieces.

Cassette

  • Serves as an organization method for instruments until needed by the dentist.

Tweezers

  • Tips are serrated and angled.
  • For catching, moving, and holding small objects.

Mixing Spatula

  • Consists of a handle with two flat and broad working ends.
  • For mixing dental cements.

Ladmore Condenser

  • It has a handle and two small, round working ends
  • Compacting new fillings into teeth.

Flat Plastic Instrument

  • Contains a handle and two small, flat working ends.
  • For placing composite fillings.

Cord Packer

  • Used for packing retraction cord under the gum while working on a tooth.

Perio Probe

  • Composed of a handle and one working end with a blunt tip.
  • Acts as a ruler in order to measure the space under the gum.

Sickle Scaler

  • It has a handle and two working ends.
  • Scalers have sharp curved tips on the working ends.
  • For scraping calculus from the visible portion of the tooth.

Curette

  • Includes a handle and two working ends, distinguished by their rounded ends called toes.
  • Purpose is for scraping calculus from the roots of teeth located below the gum line.

Saliva Ejector

  • It is a transparent plastic tube that is open at one end.
  • Used for suctioning saliva from the mouth.

High Volume Evacuator

  • Composed of a white plastic tube that is open at both ends.
  • Used to suction saliva and debris from the mouth.

Cotton Gauze

  • Clean and wipe surfaces.

Cotton Rolls

  • Retract the patient's cheek and tongue.

Mask

  • Protect the patient and dentist from fluids during procedures.

Gloves

  • Their primary function is to prevent contamination.

Floss

  • For cleaning bacteria from between teeth.

Toothbrush

  • To clean teeth and gums.

Toothpaste

  • For cleaning the teeth and gums.

Impression Tray

  • It is used for taking molds of the teeth.
  • Used for making dentures or crowns.

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