test Flashcards
Oral care is imperative for pregnant women. Signs of concerns for preterm and low-birth-weight children include:
Increased hormonal levels exaggerating the effects of plaque.
Many offices keep dental records indefinitely, but state law mandates that dental patient records are to be kept for:
7 years
How often should the dental assistant or office staff update the patient’s medical history?
Every time the patient comes into the office
The uncontrolled diabetic is susceptible to ________, which is an infection that makes control of blood sugar more difficult.
Periodontal disease
It is important to ________ when speaking to the deaf patient.
remove your mask
The periodontal assessment includes checking:
Pocket depth; presence of calculus; gingival recession and bleeding; and tooth mobility.
The best way to take a patient’s respiration rate is ________.
When the patient is unaware.
If a patient’s medical history states “asthma,” what should the dental assistant ask the patient prior to each treatment?
“Do you have your inhaler with you?”
When a blood pressure reading is obtained, the first loud, sharp sound heard is known as the:
Systolic pressure
________ is defined as a chemical wearing away of tooth structure.
Erosion
The dental assistant has many responsibilities within the dental practice, including:
Developing a maintenance schedule for solution and equipment maintenance and performing small repairs
It is important to place the plastic portion of the patient napkin towards the patient’s chest to avoid clipping the patient’s:
skin or clothing
The pulse rate should taken and then calculated at a rate per:
1 minute
When a patient begins to feel faint, in what position should the patient be placed?
Sub-supine position
An important aspect of the administrative business office is that it should always accommodate patient ________.
Privacy
If a patient has a seizure in the dental chair, what is the best way of handling the event?
Move all equipment away from the patient, so s/he does not hurt him or herself.
When asking questions about a patient’s medical history, why is it a good idea to ask the patient the same question in different ways?
The patient might unintentionally omit or distort answers.
In preparation for the dentist to enter and begin treatment, the responsibility of the dental assistant is to escort the patient to the operatory and then:
Position the dental stool and patient light, and place the napkin on the patient.
The “basic setup” consists of ________, explorer; cotton pliers; cotton rolls; cotton-tip applicators; gauze sponges; lip lubricant; patient napkin and napkin clips; tissue; safety glasses; saliva ejector; and air-water syringe tips.
a mouth mirror
When escorting a patient to the operatory, the dental assistant should look for signs in the patient’s body language that indicate:
fear and anxiety
The proper method of disinfection for an oral thermometer that has been encased in a plastic sleeve includes:
Wiping the thermometer with a germicidal or disinfecting agent.
To know how far to inflate the cuff, the dental assistant should take the patient’s brachial pulse for 30 seconds, then double it to get a one-minute reading and add ________, then inflate the cuff to that number so a high blood pressure won’t be missed.
40
Acceptable information listed in progress notes includes:
Broken or canceled appointments, compliance issues, and conversations regarding treatment.
The Latin abbreviation “Sig: 1 stat 1 q.i.d. til gone” in English means:
Take one now, and one four times a day
The term ________ means a mechanical wearing away of tooth structure.
Abrasion
Hand cutting instruments are used in conjunction with rotary instruments to ________ cavity preparation.
Refine
instruments
Gingival Margin Trimmer
Frahm Carver
Double-ended Excavator
Pigtail Explorer
Composite Resin Instrument
When administering a block injection to the patient in the mandibular arch, the dentist wants to inject anesthesia into the ________ nerve.
Inferior alveolar
When sterilizing dental burs, what type of autoclave process is best?
Debridement, rinse, pat dry, and dry heat sterilization
Instruments that are classified as hand cutting instruments include:
Hatchet, hoe, spoon excavator, discoid/cleoid, gingival margin trimmer, and chisel
Which hole number do most maxillary molars and the anchor tooth utilize?
5
In what type of autoclave should all hand pieces be sterilized?
steam
When the operator is working on the lingual surface of any maxillary or mandibular anterior tooth, how should the HVE be placed?
Parallel to the facial surface of the tooth being worked on
The ________ is used in a pulling motion to smooth and shape the cavity preparation floor and sides. Hoe
Hoe
The agent added to local anesthesia that restricts blood flow within the vessel is:
A vasoconstrictor
Individuals legally allowed to write prescriptions include:
Physicians, dentists, and physician’s assistants
The pivotal point of finger rest support is call the ___________.
fulcrum
The basic setup consists of a mouth mirror, explorer, and ________.
Cotton pliers
The formula on the handle of a dental hand instrument reads 13-8-14. What would this indicate?
The blade is 1.3 mm wide and 8 mm long, and the angle formed is 14/100 of a circle.
The handpiece that is most versatile and offers a wide variety of applications is the:
Slow-speed handpiece
The last item a dental assistant puts on prior to assisting with a procedure is:
Exam gloves
When making an instrument transfer, the dental assistant retrieves the operator’s instrument with his or her:
Pinky finger
The four zones of activity as defined in the clock concept are ________.
The operator’s zone, the assistant’s zone, the transfer zone, and the static zone
The instrument that compresses amalgam into the cavity preparation is called:
An amalgam condenser
When working chairside, all the sterile hand instruments are on the tray from left to right:
In the sequence of their use.
The ________ portion of the removable prosthesis is the part that contacts a tooth by resting on top of the occlusal surface of the prepared tooth to provide vertical and horizontal support.
Rests
Class ________ cavity preparations include multi-surface restorations of a posterior tooth.
II
Seepage of saliva and debris from the oral cavity between the tooth structure and the restorative materials is called:
Microleakage
The application of ________ is essential in preparing enamel and dentin for bonding resin materials to the tooth structure.
Acid etchant
A provisional restoration needs to ________ the prepared tooth from injury and recurring decay.
Separate and expose
The pontic portion of a fixed bridge is:
The artificial tooth that replaces the missing tooth.
Calcium hydroxide is used as a base to:
Promote secondary dentin
A radiograph that is in the developing solution for a longer period of time than the recommended time and temperature standards will appear:
Darker
Excess material that must be removed and does not belong to the proper shape of the provisional is called:
Flash
The cement that has a sedative effect on the pulp is:
Zinc oxide eugenol (ZOE)
Which represents the correct steps to processing manual film?
Place film into the developer, rinse film, place film into the fixer, wash film, and dry film.
There are three styles of digital radiography used today: digital scanners, phosphor plates, and:
Direct sensors
The cement that is mixed on a glass slab to minimize the temperature rise from the heat given off is:
Zinc phosphate
________ stains are both associated with patients who have poor oral hygiene.
Brown and yellow
A ligature director:
Tucks twisted ligature wires into interproximal spaces
Tissue fluid, dead cells, and polymorphonuclear leukocytes are all components of pus, which is also known as exudate or ________.
Suppuration
___ is released by some varnishes to help with hypersensitivity of the cervical areas.
Fluoride
A high-strength-base dental cement needed for a restoration is called _________.
Zinc polycarboxylate
A benign, fibrous, encapsulated tumor of connective tissue is a:
Fibroma
After receiving extractions and alveoplasty, the patient must wait ________ for healing to occur.
4-6 months
The intraoral film used to show desired teeth, their apices, and surrounding areas are called ________ films.
Periapical
The two factors involved that determine the damage incurred from radiation exposure are:
Dose rate and area exposed
________ is placed as a thin layer on the walls and floor of a cavity preparation to protect the pulp from bacteria and irritants.
Varnish
Which is the correct sequence when laying supplementary materials for a restoration on a deep cavity preparation?
Liner, base, dentin sealer, and bonding system
The two types of hydrocolloid dental impressions are ________ and alginate.
Agar
If any dental cement is left at the contact area, tooth ________ could occur.
Sensitivity Sensitivity
The intraoral x-ray films used to show the interproximal teeth are called ________ films.
bitewing
When the tooth responds to the stimuli of saliva coming in contact with the pulp, this is referred to as:
Biological
Polishing strokes should only be placed on individual teeth for ________ seconds.
2-6
Glass ionomer cements release ________ to help prevent caries.
Fluoride
The ________ portion of the Tofflemire retainer slides and holds the band firmly in place.
Locking vise
When a dentin sealer is to be placed on a tooth, what preparation is required?
Clean and dry
Foreshortening of the film is due to ________ of the position-indicating device PID.
Too much vertical angulation
Tooth staining caused by tetracycline antibiotic use is known as ________ stain.
Intrinsic
For pediatric patients, complete crown coverage is accomplished with the use of a/n ________.
Stainless steel crown
The procedure performed to reduce or eliminate contaminants from entering the operative field is:
Surgical asepsis
A barbed broach is used to:
Remove pulp tissue
Since digital sensors cannot be autoclaved to reduce cross-contamination, they are instead ________.
Wiped with disinfectant and covered with a barrier
The process of two dissimilar metals coming in contact with each other, causing an electrical current, is called ________.
Galvanic shock
A/n ________ implant is a metal post that is surgically inserted into the alveolar bone.
Endosteal
The purpose of rinsing an impression with cool water and spraying it with disinfectant is to:
Remove saliva and blood
A wedge must be wide enough to place pressure on the ________ and ________ walls of the class II preparation.
Apical and gingival
While using a dental film holder, the patient’s exposure to radiation is reduced by eliminating the use of a finger to hold the film, reducing patient movement, reducing the need for retakes, and accurately aligning the ________ with the primary beam.
PID
When using a Bunsen burner, it should have a balance of air and gas mixture with a clear ________ flame.
blue
