Prosthodontics Practice Questions - Pre PG MDS

Stability is defined as the quality of prosthesis to be firm, stable or constant and to resist displacement by functional, horizontal or rotational stresses.

The arrangement of posterior teeth depends on ridge shape, ridge relation and other anatomical factors where as arrangement of anterior teeth is governed by esthetics and phonetics.

Bruxism/habitual clenching or grinding is prevented by an appliance called mouthguard in patients.

A flexible major connector due to lack of rigidity can allow lateral flexure under occlusal forces, which may induce torque.

Mouth guards are worn usually by all persons engaged in contact sports to prevent any injury to the teeth and surrounding tissues.

An edentulous space can occur on both sides of a tooth creating a lone pier abutment.

The purpose of a diagnostic radiographic template is to incorporate the patients' proposed treatment plan into the radiographic examination.

Face bow is a caliper like device and is used for transfering the axis-orbital plane to the articulator, i.e. records orientation relation.

The anterior vibrating line is always located on soft palatal tissues. 

Beyron's point is located at 13 mm anterior-to-posterior margin of tragus on a line from centre of tragus to outer canthus.

Except Stein pontic, all others are esthetic and can be used in anterior spaces.

A shoulder finish line is ideal for all ceramic crowns to accommodate for the bulk of ceramic to be placed on the margin without the chances of fracturing the margin.

Hinge axis is an imaginary line passing through the centre of condyles around which the mandible rotates in sagittal plane and this position is also called 'Terminal hinge position'.

The first step in major connector construction is outline of primary stress-bearing areas because the primary areas are the ones that will be covered by the denture base.