4/26/25, 9:42
AM
NBDHE EXAM QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS GRADED A++
Leave the first rating
Save
Terms in this set (452)
Regulated biohazard blood, needles,
waste ex.
Chemical sterilization 20 mins. 270deg, 20-40lbs psi
settings
Dry heat sterilization 60-120 mins. 320-375deg,
settings
Steam sterilization 20-30mins. 250deg, 15-30lbs psi
settings
Chemical sterilization may damage rubber an palstic. Geobacillus
considerations stearothermoohilus
Dry heat sterilization good for metal instruments, avoid paper. may
conditions damage rubber and plastic. not for
handpieces. Bacillus atrophaeus
Steam sterilization corrodes non-stainless steel. dulls instruments.
considerations ok for some plastics, cotton rolls, gauze.
Geobacillus stearothermophilus
Chlorine based corrosive to metals; strong odor. prep daily
compounds
iodophors can discolor some surfaces yellow
Phenols may leave a film or residue on surfaces
Quaternary Compounds not corrosive, but have a lower kill spectrum
ASA I health
ASA II mild systemic, not incapacitating
ASA III Systemic that limits daily life
ASA IV Systemic, constant threat to life
ASA V Moribound pt
ASA VI Brain dead person
1/
9
, 4/26/25, 9:42
AM
Normal BP 120/80
Pre-hypertension 121/81 - 139/89
Hypertension stage I 140/90 - 159/99
Hypertension stage II 160/100 +
Normal pulse 60-100 bpm
Normal resperations 10-20?
In high concentrations bacteriocidal
fluoride is
In low concentrations bacteriostatic
fluoride is
Pre-eruptive fluoride stomach and intestine
absorbed in the
Average cost of $0.13 - $5.48 person/year
fluoridated water
Sodium
Compounds used to fluoride
fluoridate water
Sodium
silicofluorid
e
Hydrofluoro
silicic acid
4 min application
Sodium fluoride gel good for
rampant
caries used
for
porcelains
5% NaF
0.3-0.5 mL
Sodium fluoride varnish retained for
application
24-48 hours
repeat 2-4
times a year
Acidulated 2.5 mL for adult
phosphate
Fluoride
application
ustable so must
2/
9
AM
NBDHE EXAM QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS GRADED A++
Leave the first rating
Save
Terms in this set (452)
Regulated biohazard blood, needles,
waste ex.
Chemical sterilization 20 mins. 270deg, 20-40lbs psi
settings
Dry heat sterilization 60-120 mins. 320-375deg,
settings
Steam sterilization 20-30mins. 250deg, 15-30lbs psi
settings
Chemical sterilization may damage rubber an palstic. Geobacillus
considerations stearothermoohilus
Dry heat sterilization good for metal instruments, avoid paper. may
conditions damage rubber and plastic. not for
handpieces. Bacillus atrophaeus
Steam sterilization corrodes non-stainless steel. dulls instruments.
considerations ok for some plastics, cotton rolls, gauze.
Geobacillus stearothermophilus
Chlorine based corrosive to metals; strong odor. prep daily
compounds
iodophors can discolor some surfaces yellow
Phenols may leave a film or residue on surfaces
Quaternary Compounds not corrosive, but have a lower kill spectrum
ASA I health
ASA II mild systemic, not incapacitating
ASA III Systemic that limits daily life
ASA IV Systemic, constant threat to life
ASA V Moribound pt
ASA VI Brain dead person
1/
9
, 4/26/25, 9:42
AM
Normal BP 120/80
Pre-hypertension 121/81 - 139/89
Hypertension stage I 140/90 - 159/99
Hypertension stage II 160/100 +
Normal pulse 60-100 bpm
Normal resperations 10-20?
In high concentrations bacteriocidal
fluoride is
In low concentrations bacteriostatic
fluoride is
Pre-eruptive fluoride stomach and intestine
absorbed in the
Average cost of $0.13 - $5.48 person/year
fluoridated water
Sodium
Compounds used to fluoride
fluoridate water
Sodium
silicofluorid
e
Hydrofluoro
silicic acid
4 min application
Sodium fluoride gel good for
rampant
caries used
for
porcelains
5% NaF
0.3-0.5 mL
Sodium fluoride varnish retained for
application
24-48 hours
repeat 2-4
times a year
Acidulated 2.5 mL for adult
phosphate
Fluoride
application
ustable so must
2/
9
