Long term exposure to low doses ofnitrous oxide has been shown to increase the incidence of spontaneous abortions

Similar questions:

In a child, correction of a bilateral posterior constriction of the maxillary arch has the WORST long term prognosis for stability if

there is a functional shift from initial contact to maximum intercuspation.
NDEB released questions part 2 set 2

A 9 year old female patient presents with a Class I malocclusion with generally good alignment and interdigitation except tooth 1.2 is in lingual crossbite but has sufficient mesiodistal space for movement into the correct position. Correction of the lingual crossbite of tooth 1.2 with a finger spring on a removable appliance has the best long term prognosis for stability if tooth 1.2 is

lingually inclined, and in a position of 50% overbite
NDEB released questions part 2 set 2

In children and adolescents, the long term effects of rapid palatal expansion (0.5mm/day) compared to slow palatal expansion (0.5mm/week) are

more skeletal expansion and less dental expansion
NDEB released questions part 2 set 4

Correction of a bilateral posterior constriction of the maxillary arch has the best long term prognosis for stability if:

there is no functional shift from initial contact to maximum intercuspation.
NDEB released questions part 2 set 10

The combination (Kelley’s) syndrome refers to the destructive changes associated with the long term wear of a mandibular distal extension removable partial denture opposing a complete upper denture. Which of the following clinical findings is NOT normally characteristic of this syndrome?

Reduction in morphologic face height
NDEB released questions part 2 set 11

Long term stability of the orthodontic correction of a deep anterior overbite is better

when a low interincisal angle is established as a result of orthodontic correction
NDEB released questions part 2 set 13

The most appropriate treatment of chronic sclerosing osteomyelitis of the mandible includes
1. intravenous antibiotics followed by long term oral antibiotics.
2. hyperbaric oxygen.
3. decortication.
4. radiotherapy.

(1) (2) (3)
NDEB released questions set 10

The most important factor contributing to the long term success of the restoration of an endodontically treated tooth is the

remaining coronal tooth structure.
NDEB released questions set 11

The combination (Kelley’s) syndrome refers to the destructive changes associated with the long term wear of a mandibular distal extension removable partial denture opposing a complete upper denture. Which of the following clinical findings is NOT normally characteristic of this syndrome?

Reduction in morphologic face height.
NDEB released questions set 12

The most common cause of long-term post operative sensitivity following the placement of posterior composite resin restorations is

microleakage.
NDEB released questions set 12

Long term exposure to low doses ofnitrous oxide has been shown to increase the incidence of spontaneous abortions

True
Anesthetics set 1

A 9 year old female patient presents with a Class I malocclusion with generally good
alignment and interdigitation except tooth I .2 is in lingual crossbite but has sufficient mesiodistal space for movement into the correct position. Correction of the lingual cross bite of tooth 1.2 with a finger spring on a removable appliance has the best long term prognosis for stability if tooth 1.2 is


lingually inclined, and in a position of 50% overbite
History 1

Correction of a bilateral posterior constriction of the maxillary arch has the best long term prognosis for stability if:

slow, fixed expansion quad-helix is used
History 2

A patient under long term corticosteroid therapy requires a routine restorative procedure under local anesthesia. The most appropriate management is to

proceed without alteration of the corticosteroid therapy
2014

The most significant factor contributing to the long-term success of the restoration of an endodontically treated tooth is the

remaining coronal tooth structure.
1