Dental Hygiene Local
Anesthesia ACTUAL Exam |
2026/2027 Edition – Actual
Exam Questions with 100%
ANSWERS GUARANTEED
PASS
where does the biotransformation of esters occur? - ANSWERS-in the
pseudocholinesterase of blood plasma and is then excreted by the kidneys.
where does the biotransformation of amides occur? - ANSWERS-in the liver and is then
excreted by the kidneys.
which local anesthetic type is less likely to admit an allergic reaction? - ANSWERS-
amides
, ___________ are readily hydrolyzed in aqueous solutions, and _____________ are
resistant to hydrolysis in aqueous solutions. - ANSWERS-esters; amides
what is the first sensation that is lost with local anesthetics? - ANSWERS-pain
what is the function of sodium chloride in local anesthetics? - ANSWERS-to maintain an
isotonic solution
what happens when there is infection in the area of an injection? - ANSWERS-because
of its low pH, local anesthetic is less effective.
what is the most commonly used local anesthesia without a vasoconstricter? -
ANSWERS-carbocaine 3%
what is the safe does of a vasoconstricter in a healthy patient? - ANSWERS-.2 mg
what is the safe does of a vasoconstricter for a cardiac compromised patient? -
ANSWERS-.04 mg
what is the advantage of using a vasoconstricter in local anesthetic? - ANSWERS-they
significantly delay absorption and removal of the local anesthetic solution thus they
provide a much longer time for the completion of a procedure.
what is used as a preservative for epinephrine in local anesthetics? - ANSWERS-
sodium bisulfite
how much epinephrine does a carpule of 1/100,000 contain? with this information, what
is the cardiac patient limit based on how much epinephrine is in each carpule? -
ANSWERS-.018 mg; two carpules of 1/100,000 because 2 x .018 = .036 mg
adrenalin (epinephrine) is naturally found in the body. where is it produced? -
ANSWERS-the adrenal glands
when should epinephrine not be used? - ANSWERS-in a cocaine addict
where are topical local anesthetics not effective? - ANSWERS-on keratinized tissue
how far does topical anesthetic penetrate mucous membrane? - ANSWERS-2-3 mm
what should we limit the placement of a 20% lidocaine patch to? - ANSWERS-15
minutes
what are some examples of amide agents? - ANSWERS-topical lidocaine, bupivicane,
mepivocaine (carbocaine)
Anesthesia ACTUAL Exam |
2026/2027 Edition – Actual
Exam Questions with 100%
ANSWERS GUARANTEED
PASS
where does the biotransformation of esters occur? - ANSWERS-in the
pseudocholinesterase of blood plasma and is then excreted by the kidneys.
where does the biotransformation of amides occur? - ANSWERS-in the liver and is then
excreted by the kidneys.
which local anesthetic type is less likely to admit an allergic reaction? - ANSWERS-
amides
, ___________ are readily hydrolyzed in aqueous solutions, and _____________ are
resistant to hydrolysis in aqueous solutions. - ANSWERS-esters; amides
what is the first sensation that is lost with local anesthetics? - ANSWERS-pain
what is the function of sodium chloride in local anesthetics? - ANSWERS-to maintain an
isotonic solution
what happens when there is infection in the area of an injection? - ANSWERS-because
of its low pH, local anesthetic is less effective.
what is the most commonly used local anesthesia without a vasoconstricter? -
ANSWERS-carbocaine 3%
what is the safe does of a vasoconstricter in a healthy patient? - ANSWERS-.2 mg
what is the safe does of a vasoconstricter for a cardiac compromised patient? -
ANSWERS-.04 mg
what is the advantage of using a vasoconstricter in local anesthetic? - ANSWERS-they
significantly delay absorption and removal of the local anesthetic solution thus they
provide a much longer time for the completion of a procedure.
what is used as a preservative for epinephrine in local anesthetics? - ANSWERS-
sodium bisulfite
how much epinephrine does a carpule of 1/100,000 contain? with this information, what
is the cardiac patient limit based on how much epinephrine is in each carpule? -
ANSWERS-.018 mg; two carpules of 1/100,000 because 2 x .018 = .036 mg
adrenalin (epinephrine) is naturally found in the body. where is it produced? -
ANSWERS-the adrenal glands
when should epinephrine not be used? - ANSWERS-in a cocaine addict
where are topical local anesthetics not effective? - ANSWERS-on keratinized tissue
how far does topical anesthetic penetrate mucous membrane? - ANSWERS-2-3 mm
what should we limit the placement of a 20% lidocaine patch to? - ANSWERS-15
minutes
what are some examples of amide agents? - ANSWERS-topical lidocaine, bupivicane,
mepivocaine (carbocaine)
