NCDU Final - Study review

Who Is the "father of modern dentistry"?

Pierre Fauchard

In which hand or hands can the dental assistant grasp the evacuator

Right for right handed dentist / left for left handed dentist

Which grasp(s) can you hold the HVE with?

Thumb to nose grasp / Pen grasp

Name the parts of the anesthetic syringe

Thumb ring, finger grip, finger bar, barrel of syringe, piston rod, harpoon, threaded tip

Topical

provides numbing effect in a specific area prior to an Injection

Block

mandibular teeth, near a major nerve, that numbs entire area

Local

most frequently used, safe, effective and dependable

Inhalation Sedation

combination of nitrous oxide and oxygen gases

Right handed operator - operator’s zone

7 to 12 o’clock

Right handed operator - transfer zone

4 to 7 o’clock

Right handed operator - assistant’s zone

2 to 4 o’clock

Right handed operator - static zone

12 to 2 o’clock

Left handed operator - operator’s zone

12 to 5 o’clock

Left handed operator - transfer zone

5 to 8 o’clock

Left handed operator - assistant zone

8 to 10 o’clock

Left handed operator - static zone

10 to 12 o’clock

State the goal of preventive dentistry, list what it includes and whom it includes.

The goal is to prevent decay or disease; this includes patient education, plaque control, fluoride, nutrition, sealants; this involves patient, dentist, dental hygienist, and dental assistant

List contraindications of sealants

Baby tooth that is exfoliating soon; decay; poor patient cooperation; lack of pit and fissures or a smooth occlusal surface

When enamel has been etched what will the appearance be?

Frosty or chalky

List 3 reasons why you would place a temporary restoration instead of a permanent one?

The tooth condition is questionable, patient health won’t allow extensive treatment, finances

Give the circumstances where a build up would be placed

The coronal portion is fractured or worn down or has extensive decay

Give the circumstances where a pin(s) retention would be placed

Before the core build up for strength

Give the circumstances where a post and core would be placed

Extensive decay and loss of tooth structure and it helps to hold the crown in place

Pontic

fake tooth fixed to a dental bridge that replaces missing tooth in dentition

Abutment

the connector piece between dental implant and artificial tooth/teeth (at least one is required)

List some information found on a prescription, that is signed by the dentist, for the laboratory technician to follow while completing a prosthesis

Type of prosthesis, type of material, shade or anatomy, patient name or chart #, dentist name, license #, signature, phone #, office address

Class I decay

pits and fissures of the occlusal surfaces of premolars and molars

Class II decay

Mesial or distal surfaces of premolars and molars

Class III decay

Mesial or distal surfaces of incisors and canines

Class IV decay

Mesial or distal surfaces of incisors and canines and involves the incisal edge

Class V decay

gingival third of the facial or lingual of any tooth

Class VI

Incisal edges of the anterior teeth and the cusps of posterior teeth

Temp Bond is an example of a type ____ cement. The consistency of this cement should be ____ than that of the luting agent.

I ZOE; slightly thicker

The ___ is also known as the suction seal that provides retention on a maxillary denture.

Post dam

Disinfectants used in dentistry must be registered with the ___ and be registered as disinfectants with ____ claims. Such as an ____.

EPA; tuberculocidal; Iodophor

List some materials that can be used as surface barriers

Plastic bag; plastic wrap; plastic sticky tape; aluminum foil