Kahoot Flashcards
A patient with exercise induced asthma would be considered what ASA classification?
ASA III
All are true of dental biofilm except one. What is the exception?
Consists of a community of bacteria, biofilm is highly organized, biofilm adheres to enamel and cementum.
Biofilm is mineralized=ANSWER
Subgingival biofilm is located:
Apical to the margin of the gingiva
What is true of evidence based dental hygiene practice?
It is scientific, research supported, determines dental hygiene interventions. ALL OF THE ABOVE=ANSWER
All are an aspect of a PICO question except one. What is the exception?
Patient, problem, comparison.
Interview=ANSWER
The Trendelenburg position is:
A position when the head s lower than the heart
The most frequent sites for calculus are:
lingual of mandibular anterior teeth, buccal/facial of the maxillary first and second molars, opposite the salivary ducts
Small pieces of supragingival lingual calculus can be seen by:
drying with the air/water syringe
All are true of dental biofilm except one. What is the exception?
Composed 80 % water, the inorganic elements are part calcium, the inorganic elements are part magnesium.
The inorganic elements are part potassium=ANSWER
When gingiva is treated by biofilm removal, gingivitis can disappear within a few days
True
Carbohydrates, proteins, and minerals are the major organic components in dental biofilm
False
Pyrophosphates and calcium are two ACTIVE ingredients in tartar control toothpaste
False
What is something you would not tell a patient about tartar control toothpaste?
Helps stop calculus from forming, might cause tooth sensitivity, a common ingredient in zinc chloride.
Removes existing deposits=ANSWER
Young plaque is primarily composted from gram negative cocci and rods
False
Serumnal calculus is so named because..
The source of the minerals is the blood serum
Dental biofilm is composed of 20% organic and inorganic solids and 80% water.
True
Newest sub-gingival calculus deposits near the bottom of the pocket are less dense and hard
True
Biofilm occurs most frequently on proximal surfaces and around the gingival one-third
True
Subgingival calculus can be black due to blood pigments from the diseased pocket
True
In a dentrifice, what is the function of a humectant?
Retains moisture
Dental biofilm can be detected by all of the following except one. What one is the exception?
explorer, disclosing solution, periodontal probe.
Phenolic compounds=ANSWER
Which of the following ingredients in a dentrifice minimize supragingival calculus formation?
Pyrophosphate
What is the recipe for the isotonic sodium chloride rinse?
1/2 tsp salt to 8 oz water
What is not true of cementum?
Calcified layer of connective tissue, seals the dentin tubules, covers the tooth from the CEJ to the apical foramen.
Attaches to the alveolar process=ANSWER
Calculus is visible when wet and invisible when dried with an air water syringe
False
Heavy calculus formers have higher salivary levels of calcium and phosphorous
True
Loosely attached to the pocket epithelium are many gram negative microorganisms
True
Tissue associated with microorganisms are more virulent and motile
True
During biofilm formation, vibrios and spirochetes are prevalent between what days?
Days 7-14
Sjogren’s syndrome is an autoimmune disorder characterized by xerostomia
True
Causes of xerostomia can be medications, rheumatoid arthritis, and Parkinson’s disease
True
Which one is not true of mineralization?
Saliva buffers acids, calcium is restored, phosphorous is restored.
Area is softer than originally=ANSWER
The primary cause of root caries is…
Actinomyces
Critical pH for enamel demineralization averages…
4.5-5.5
Xylitol can reduce the number of Streptococcus mutans. Aged cheese can prevent decrease in pH.
Both statements are true.
Chlorhexidine is a prescription mouthrinse of choice for gingivitis and periodontal disease
True
What is not true of Chlorhexidine?
Broad spectrum bactericidal, has high substantivity, can form a brownish yellow stain.
Works well with toothpastes=ANSWER
What is the most common ingredient used in dentifrices to aid in reducing sensitivity?
Potassium nitrate
Quaternary ammonium compounds like Scope and Listerine function by influencing cell lysis
False (Listerine is a phenolic compound)
A MOD is:
Mesial Distal Occlusal of posterior tooth
A caries on the lingual pit of #7 is a Class:
I
Dental caries on the proximal and incisal of an anterior tooth is a Class:
IV
Dental caries on the cementum is:
Root caries
What is auto polymerization?
Self cured
Best way to detect proximal dental caries?
Horizontal bitewings
A carious tooth will fluoresce according to how much decay
True
A clean healthy tooth will exhibit a reading of at least 30
False
What is curing in dental sealants?
Process of polymerization
What is the primary cause of sealant failure?
Moisture contamination
Therapeutic and chemotherapeutic dentifrices contain ingredients to reduce dental disease
True
Fluoride toothpaste should be recommended for all patients
True
A common surfactant in dentifrices is:
Sodium lauryl sulfate
Sodium monofluorophosphate fluoride can promote remineralization and deposit fluoroapatite
True
A differential diagnosis of fluorosis might include:
History of exposure to fluoride, symmetrical lesions, no distinct margin between affected and normal enamel
Skeletal fluorosis is called osterosclerosis and is from long term ingestion of 6-7ppm fluoride
False
The risk period for fluorosis for anterior teeth is:
22-26 months
Ideal water fluoridiation is:
0.7ppm
Professional fluoride application is what percentage in foams and gels?
2%
Calcium phosphate products:
Increase remineralization
Fluoride application before sealant placement is advised for retention
False
Which of the following agents is BEST for remineralizing tooth surfaces?
Sodium fluoride
Fluorosis occurs as a result of…
chronic ingestion of fluorides from a variety of sources
Excretion of fluoride occurs MOST likely through which of the following organs?
kidney
Fluoride varnish contains a 2% sodium fluoride solution (NaF)
False
If a child accidentally ingests a toxic quantity of fluoride, the hygienist should FIRST
Induce vomiting by a physical or chemical means
Which indice would be best to assess pregnancy gingivitis?
GI
Fluorosis Index score of 2 indicates:
mild fluorosis
What teeth are commonly hypersensitive?
canines and premolars
Calcium phosphate products:
are not a replacement for fluoride
What is true of CPP-ACP?
They are not indicated for patients with milk allergies
What personality style fears being taken advantage of?
Dominant
Which personality type fears criticism of work?
Compliance
What can be a clinical sign of a nonvital tooth?
Discoloration, fractured tooth, large caries
What is a radiographic sign of a nonvital tooth?
Large caries close to the pulp
What is NOT a type of pulp vitality tester?
Pulose oximetry, electrical pulp tester, laser doppler flowmeter.
Laser doppler pulpmeter=ANSWER
Type II embrasure spaces are best cleaned with:
Stimudent
Interdental brushes are used:
90 degrees to the gingival margin
Posterior teeth have how many papilla?
2