What is the nerve that is anesthetized for tooth 31
Inferior alveolar nerve
For effectiveness of the topical anesthetic ointment type, it must remain on the site of the injection for how long
1 to 2 minutes
What is the part of the anesthetic syringe that locks into the rubber stopper of the anesthetic cartridge
Harpoon
The gauge of the needle refers to the thickness of the needle; so the larger the gauge, the ___ the needle
thinner
If a dental assistant is preparing anesthesia for tooth 13 what length needle would be selected
1 inch
What is the one advantage of nitrous oxide use in a dental setting
It is the only method of conscious sedation where the patient can drive
What is the nerve that the block anesthesia provides anesthesia to the buccal soft tissues closest to the mandibular molars
Buccal
What stage of anesthesia is the patient relaxed and fully conscious
Stage 1
Patients with an acute infection in a tooth/soft tissue, local anesthetics are not as effective due to what is increased
In lymphocytes (white blood cells)
During the loading of an anesthetic syringe, what is loaded first
anesthetic cartridge
For a procedure for tooth 19, would require size needle when giving anesthesia
1 5/8 inch
What is used along with the HVE to complete the rinsing process
Air-water syringe
How do you create a ideal condition during a dental procedure, the isolation technique needs to be what
Be comfortable for the patient
A rubber dam may tear or stretch if the holes that are punched in it are too what
Close together
A piece of dental dam equipment that stabilizes and stretches the dam away from the tooth is what
Frame
The HVE has 3 main purposes 1,retract tongue and cheek 2. keep mouth free of saliva, blood, debris, and water 3.and what
Reduce the bacterial aerosol spray caused by the high-speed handpiece
The holes for the maxillary anterior teeth are punched down ___ from the upper edge of the rubber dam material
1 inch
The dental dam is placed ___ the local anesthetic is administered
After
Why do most debris prefer a darker color dental dam sheet and because it produces what
Good contrast to tooth structure and reduced glare
What is a frequent removal of debris as it accumulates during a procedure called
Limited-area rinse
Dental dams made of latex or latex-free material and come precut as squares that measure __ inches for permanent dentition
6' 6
An antimicrobial solution should be flushed through the evacuation system hoses how often
Daily
All below are indications for using the saliva ejector except for which one
Removal of solid debris
All below are advantages of using cotton rolls for isolation except for which one
Limited retraction
A cotton roll holder is designed to hold multiple cotton rolls in a more secure manner for which quadrant
Mandibular
What is the importance to clean debris from the external surface of the handpiece prior to sterilization
Residual debris will clog the bur when treating a subsequent patient
When cleaning a dental handpiece, why it is important to do what
Carefully follow the manufacturer's instructions
What are the two most common types of dental handpieces
Low-speed and high-speed
The prophylaxis angle attaches to the what and is used to polish the teeth
Low-speed motor
What is the most frequently used device in restorative dentistry
Dental handpiece
What is the most commonly used bur in the dental laboratory
Acrylic bur
The low-speed handpiece motor operates at how many rotations per minute (rpm)
10,000 to 40,000
What is the handpiece that has the greatest torque twisting or turning force
Laboratory
What handpiece supplies a water coolant, because it can generate frictional heat on a tooth to cause damage to pulp
High-speed
The air-driven turbine dental handpiece was introduced in what year
1950s
Dental laboratory burs have a ___ shank and a ___ head than rotary dental burs
longer; larger
All below are uses for the low-speed motor except for which one
Removal of old or faulty restorations
What does a laser handpiece use a beam of light to do
Cauterize soft tissue and vaporize decayed tooth structure
A dental handpiece is identified as a ___ instrument that ___ be sterilized before reuse
Critical; must
what is a 170 bur is used for
Provide angles to the walls of a cavity preparation
What is the best way to organize hand instruments and be prepared for a procedure
Preset cassettes
What are the uses of a mouth mirror
Retraction and tissue protection and indirect vision
What are the instruments that allow the operator to inspect the health status of the oral cavity thoroughly
Examination
What are the three specific parts of hand instruments
Handle, shank and working end
What is the instrument used to measure the sulcus, or pocket depth, of the periodontium of each tooth
Periodontal probe
What are the instruments most often referred to by number rather than by name
Forceps and pliers
What is the hand cutting instrument used to cut enamel and bevel the gingival margins of a cavity preparation
Gingival margin trimmer
What is one of the most convenient and efficient ways to organize instruments and supplies for a specific prodecure
a color-coding system
With a dental tray setup, the instruments placed the farthest to the left are ___ instruments
Basic setup
What is a woodson (FP-1) instrument
Double-ended instrument with a nib on one end and a paddle on the other end
What is a restorative instrument made from anodized aluminum or teflon
composite placement instrument
What is a plugger also known as
Amalgam condenser
What factors does not influence the manner in which the operator grasps and holds an instrument for use
The height of the operator
A single-handed instrument transfer with a right-handed dentist, the dental assistant transfers instrument in what hand
The left
When dentist or assistant is viewing an object with a dental mirror, it is called ____ vision
Indirect
What is the instrument exchange used to transfer surgical instruments
Two-handed instrument exchange
What is the finger rest that stabilizes the hand so there is less possibility of slipping or traumatizing the tissue is
Fulcrum
What is the classification of motion which involves the movement of fingers, wrist, and elbow
III
With a right-handed operator, the mouth mirror is transferred with the ___ hand and explorer is transferred with ____ hand
Right; left
All below are goals of team dentistry, or four-handed dentistry, except for which one
Cause back pain and muscle aches
What is the upright position NOT used for in all the following below answers
Restoration of cavities
What is the patient position in the dental chair in which the head is lower than the chest called
Subsupine
What is the foot-controlled device that controls the speed of a dental handpiece called
Rheostat
Model trimming, model pouring, and making bleaching trays are all procedures that take place where in what office
Laboratory
When does the oral evacuation system (compressor) get flushed
Weekly