Dentures

What a dental prosthesis?

• A dental prosthesis is a dental appliance that replaces a missing tooth or covers up tooth defects.

• A maxillary provisional removable dental prosthesis, without clasps, whose palatal resin base resembles the shape of a spoon.

• Dental braces are devices used to correct crowded or crooked teeth, or a misaligned jaw, known as malocclusion.

Any changes required are relatively simple to do as the denture is made from ____ ___. The mould is filled with pink acrylic-resin dough, closed and compressed until it is cured. The curing takes place in hot water and takes a few hours. The dentures are cleaned, polished and returned to the dentist for fitting.

(a)  

What is the name of the professional who repairs prostheses?

• an orthopaedist

• a teacher

• a dental technician

What is the role of a polymerisation unit?

• producing pressure

• it doesn’t produce anything

• producing voltage

What, apart from plaster, can be used to make a prosthesis model?

• Silicone

• Wax

• Plastic

A broken denture needs to be

• put together

• given away

• thrown out

At first, the acrylic mass must be

• baked

• worked

• dried

A broken clasp is a damage that may occur in the case of (a)   dentures. 

Can be fixed or removable

• Jaw

• Acrylic

• Denture

(a)   (also known as false teeth) are prosthetic devices constructed to replace missing teeth, and are supported by the surrounding soft and hard tissues of the oral cavity.