Dentistry

With regular brushing and flossing, plaque can be easily avoided.

False

A dentist may choose to train their own _____ rather than require them to complete a formal education program.

Dental assistant

How often should a person have their teeth cleaned?

every six months

What is plaque?

A microscopic film that forms on teeth

Which of the following would be the responsibility of the dental assistant?

Supporting the dentist by preparing the exam room and instruments for each patient

Which of the following best describes teeth?

Filled in the center with blood vessels and nerves.

What is dental pulp?

The space inside the hollow part of the tooth, filled with blood supply and nerves

Children have _____ primary teeth, usually by the age of three.

Twenty

A ten year-old child is visiting the dentist. He has 10 of his primary teeth and 10 of his permanent teeth. Which statement is most likely to be true?

The child will get another 22 permanent teeth

A cusp on a tooth is:

A point

Which teeth use a grinding motion on food are:

Molars

Bicuspids are thin and sharp, and are used to cut through food.

False

A process that allows for a strong connection between a dental material and a tooth.

bonding

A dental restoration that spans an area that has no teeth, and is connected to natural teeth at each end.

bridge

Which statement is untrue of the incisors?

They are mostly used for grinding and chewing food

Teeth are composed of all but which tissue material?

bone

Which of the following statements about dental health is not true?

The enamel on our teeth protects the dentin from acid erosion

Phyllis has had a root canal. A root canal is a treatment used to repair and save a tooth that is badly decayed or becomes infected. During a root canal procedure, the nerve and pulp are removed and the inside of the tooth is cleaned and sealed. Without treatment, the tissue surrounding the tooth will become infected and abscesses may form. If she takes care of her teeth properly, the tooth treated and sealed during the procedure should remain intact for her lifetime.

True

A good option for the primary material for a filling for a front tooth would be:

Composite of acrylic and inorganic materials

It is important that the materials for fillings are:

Strong, safe, and long-lasting

Which procedure treats tooth decay by sealing the tooth?

root canal

The bacteria in your mouth make acids and when plaque clings to your teeth, the acids can eat away at the outermost layer of the tooth, it usually causes:

a cavity

During her first visit with a dentist, Sharon is surprised to be asked questions and have tests taken that seem unrelated to dental health. Which of the following would not be completed during a general dental exam?

A urinalysis

Which of the following is not part of a general exam?

The hygenist will swab the inside of the patient's cheek to check tissue cells

Examples of devices that can be found in the mouth during a dental exam include all except:

Radiographs

X-rays are normally ordered during which visit with the dentist?

1st

The first task in the dental exam for a new patient is:

Reviewing patient's history

A full set of radiographs consists of:

18 X-ray images

Some dental offices use cassettes to capture images of the patients' teeth. This method takes much longer because the assistant must take time to process the films.

False

A bite-wing x-ray shows:

The sides between molars

The abbreviation M in your dentistry unit represent "mesial". Mesial means:

the side surface closest to or facing the midline (imaginary line dividing mouth into right and left halves)

In day 3 of dentistry you are to identify dental work that has occurred based on radiographic images. for #14 what work has been done?

amalgam restoration and root canal

In the diagram above what does #4 represent.

liagments