Dental Hygiene National Board (875 Questions plus answers0
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Course
Dental Hygiene
Institution
Dental Hygiene
Dental Hygiene National Board (875 Questions plus answers)
What are the conditions for chemical sterilization? ** Answ** 20 minutes @ 270 F @ 20-40lbs psi
What are the conditions for dry sterilization? ** Answ** 60-120 minutes @320-375F
What are the conditions for steam sterili...
Dental Hygiene National Board (875 Questions plus
answers)
What are the conditions for chemical sterilization? ** Answ** 20 minutes @ 270 F @
20-40lbs psi
What are the conditions for dry sterilization? ** Answ** 60-120 minutes @320-375F
What are the conditions for steam sterilization? ** Answ** 20-30 minutes @
250F/121C @15-30lbs psi
What spore test is used for chemical sterilization? ** Answ** Geobacillus
stearothermophilus
What spore test is used for dry sterilization? ** Answ** Geobacillus
stearothermophilus
What type of sterilization may damage rubber and plastic items? ** Answ**
Chemical and dry
What type of sterilization is recommended for metal instruments? ** Answ** Dry
In which type of sterilization method should paper products be avoided? ** Answ**
Dry
True or false: Dry sterilization is recommended for handpieces? ** Answ** False
What type of sterilization corrodes non-stainless steel instruments? ** Answ**
Steam
What type of sterilization dulls instruments and burs? ** Answ** Steam
What type of sterilization is ok for some plastics and cotton rolls/gauze? ** Answ**
Steam
What is the spore test for steam sterilization? ** Answ** Geobacillus
stearothermophilus
What ASA is a normal, healthy patient; no appartent disease is evident; requires no
dental management modifications? ** Answ** ASA I
What ASA is a patient with mild systemic disease; may or may not need dental
management modifications? ** Answ** ASA II
,What ASA is a patient with moderate-to-severe systemic disease, but not incapacitating;
may have drug concerns and require special care will most likely require dental
management modifications? ** Answ** ASA III
What ASA is a patient with severe systemic disease that is incapacitating and life
threatening; requires dental treatment modifications, often in a special facility? **
Answ** ASA IV
What is the normal respiratory rate for an infant? ** Answ** 30-60 rpm
What is the normal respiratory rate for a child? ** Answ** 14-26 rpm
What is the normal respiratory rate for adults? ** Answ** 12-20 rpm
What is the normal heart rate for infants? ** Answ** 100-160 bpm
What is the normal heart rate for children? ** Answ** 70-120 bpm
What is the normal heart rate for adolescents/adults? ** Answ** 60-100 bpm
What is the normal heart rate for well trained athletes? ** Answ** 45-60 bpm
What ASA category is a person with well controlled asthma, epilepsy? ** Answ**
ASA II
What ASA category is a person with stage I hypertension? ** Answ** ASA II
What ASA category is a healthy pregnant person? ** Answ** ASA II
What ASA category is a person with stage II hypertension? ** Answ** ASA III
What ASA category is a person with CHF? ** Answ** ASA III
What ASA category is a person with AIDS? ** Answ** ASA III
What ASA category is a person with chronic COPD? ** Answ** ASA III
What ASA category is a person with severe CHF or COPD? ** Answ** ASA IV
What ASA category is a person with kidney or liver failure? ** Answ** ASA IV
Blood pressure of 120/80-139/89 is considered what? ** Answ** Prehypertension
Blood pressure of 140/90-159/99 is considered what? ** Answ** Stage I
hypertension
,Blood pressure of greater than 160/100? ** Answ** Stage II hypertension
According to G.V. Black Classification of caries and restorations, what class includes
pits and fissures on lingual surfaces of anterior and on occlusal, buccal, and lingual
surfaces of posterior teeth? ** Answ** Class I
According to G.V Black Classification of caries and restorations, what class includes
proximal surface of posterior teeth; commonly involves occlusal surfaces? ** Answ**
Class II
According to G.V. Black Classification of caries and restorations, what class includes
proximal surface of anterior teeth; does not involve the incisal edge? ** Answ**
Class III
According to G.V. Black Classification of caries and restorations, what class includes
proximal surface of anterior teeth; involves the incisal edge? ** Answ** Class IV
According to G.V. Black Classification of caries and restorations, what class includes
cervical (gingival) 1/3 of the facial or lingual surfaces of any tooth (root caries)? **
Answ** Class V
According to G.V. Black Classification of caries and restorations, what class includes
incisal edge of anterior or cusp tips of posterior teeth? ** Answ** Class VI
Maxillary canine occludes with the distal half of the mandibular canine and the mesial
half of the mandibular first premolar, what angles class is this? ** Answ** Class I
Distal portion of the maxillary canine is mesial to the mesial portion of the mandibular
canine by at least the width of a premolar, what angles class is this? ** Answ**
Class II
Mesial portion of the maxillary canine is distal to the distal surface of the mandibular
canine by the width of a premolar, what angles class is this? ** Answ** Class III
What is the nutrient source for supragingival calculus? ** Answ** Saliva
What is the nutrient source for subgingival calculus? ** Answ** Crevicular fluid and
inflammatory exudate
What type of explorers can be used for calculus detection for posteriors? ** Answ**
11/12 and pigtail
What type of explorers can be used for calculus detection of anteriors and cervical 1/3s
of posteriors? ** Answ** orban-type
, What type of stain is associated with iron, insoluble ferric sulfide and gram-positive
bacteria; typically located on cervical 1/3 of facials and linguals? ** Answ** Black
What type of stain is associated from inhaling metallic dust--most likely from an
occupational exposure? ** Answ** Bluish-green
What type of stain is associated with poor oral hygiene and/or drinking dark-colored
beverages? ** Answ** Brown
What type of stain is associated with tobacco product use? ** Answ** Dark brown
and black
What type of stain is chromogenic bacteria in plaque; associated with poor oral hygiene;
typically located on anterior teeth? ** Answ** Orange
What type of stain can be associated with chlorhexidine use or stannous fluoride? **
Answ** Yellow-brown and brown
Why does stannous fluoride cause stain? ** Answ** It is an end product from the
reaction of the tin ion in the fluoride
What type of stain is associated with poor oral hygiene, chromogenic bacteria, fungi,
and gingival hemorrhage? ** Answ** Green
If stain is located on cementum, what is the choice for removal? ** Answ**
Instrumentation
True or false: Instrumentation can remove intrinsic stain. ** Answ** False
Demineralization occurs when pH drops to ___ to ____ for enamel. ** Answ** 4.5-
5.5
Demineralization occurs when pH drops to ___ to ___ for cementum. ** Answ** 6.0-
6.7
What 3 compounds are used to fluoridate water? ** Answ** Sodium fluoride, sodium
silicofluoride, and hydrofluorosilicic acid
How much fluoride ion in drinking water should a child consume from birth to 6 months
of age? ** Answ** None
How much fluoride ion in drinking water should a child consume from 6 months to 3
years of age at 0.3ppm? ** Answ** 0.25mg/day
How much fluroide ion in drinking water should a child consume from 3-6 years at
0.3ppm? ** Answ** 0.5mg/day
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