CDCA Nitrous Mock Exam Board
Review Questions and Answers21
When a patient suddenly feels uncomfortable in any way during nitrous sedation, the operator
should...
a. direct the patient to relax and breathe slowly
b. decrease the percentage of nitrous oxide being delivered to the patient
c. monitor the patient for further signs of distress
d. activate EMS - ANSWERS-b. Decrease percentage of nitrous oxide being delivered to the
patient
It is recommended to check all conduction tubing and reservoir bags for leaks
a. on a regular basis of short intervals
b. once per year
c. once every two years - ANSWERS-a. On a regular basis of short intervals
All of the following indicates an excess of gas is flowing to the patient except one.
A. Hissing noise comes out of the nasal hood
B. Patients eyelids flutter
C. reservoir bag collapses
D. Reservoir bag overfills - ANSWERS-c. Reservoir bag collapses
,Research studies claim chronic exposure to nitrous oxide can inhibit which vitamin B12
dependent enzyme?
a. methionine synthetase
b. monoamine oxidase
c. catechol-O-methyl transferase
d. reverse transcriptase - ANSWERS-a. Methionine synthetase
Horace Wells unsuccessfully attempted to convince an audience of medical professionals that
nitrous oxide could be used to assist medical procedures in...
a. 1772
b. 1845
c. 1912
d. 1950 - ANSWERS-b. 1845
After a hiatus following it's discovery, the merits of nitrous oxide and analgesia were first
documented in writing by...
a. Humphrey Davey
b. Samuel Cooley
c. Gardner Colton
d. Joseph Priestly - ANSWERS-a. Humphrey Davy
The Dentist who posthumously been recognized as the Father of Anesthesia because of his
clinical use of nitrous oxide is...
, a. Humphrey Davey
b. Joseph Priestly
c. Gardner Quincy Colton
d. Horace Wells - ANSWERS-d. Horace Wells
When patients must be purposefully aroused either by verbal command or with light tactile
stimulation they are in a level of...
a. minimal sedation
b. moderate sedation
c. deep sedation / analgesia
d. general anesthesia - ANSWERS-b. moderate sedation
When loss of consciousness is intended with a drug, the level of sedation is defined as
a. minimal sedation
b. moderate sedation / analgesia
c. deep sedation / analgesia
d. general anesthesia - ANSWERS-d. General anesthesia
A persistent and irrational response to something specific that necessitates professional
intervention defines the term
a. anxiety
b. fear
c. phobia - ANSWERS-c. Phobia
Review Questions and Answers21
When a patient suddenly feels uncomfortable in any way during nitrous sedation, the operator
should...
a. direct the patient to relax and breathe slowly
b. decrease the percentage of nitrous oxide being delivered to the patient
c. monitor the patient for further signs of distress
d. activate EMS - ANSWERS-b. Decrease percentage of nitrous oxide being delivered to the
patient
It is recommended to check all conduction tubing and reservoir bags for leaks
a. on a regular basis of short intervals
b. once per year
c. once every two years - ANSWERS-a. On a regular basis of short intervals
All of the following indicates an excess of gas is flowing to the patient except one.
A. Hissing noise comes out of the nasal hood
B. Patients eyelids flutter
C. reservoir bag collapses
D. Reservoir bag overfills - ANSWERS-c. Reservoir bag collapses
,Research studies claim chronic exposure to nitrous oxide can inhibit which vitamin B12
dependent enzyme?
a. methionine synthetase
b. monoamine oxidase
c. catechol-O-methyl transferase
d. reverse transcriptase - ANSWERS-a. Methionine synthetase
Horace Wells unsuccessfully attempted to convince an audience of medical professionals that
nitrous oxide could be used to assist medical procedures in...
a. 1772
b. 1845
c. 1912
d. 1950 - ANSWERS-b. 1845
After a hiatus following it's discovery, the merits of nitrous oxide and analgesia were first
documented in writing by...
a. Humphrey Davey
b. Samuel Cooley
c. Gardner Colton
d. Joseph Priestly - ANSWERS-a. Humphrey Davy
The Dentist who posthumously been recognized as the Father of Anesthesia because of his
clinical use of nitrous oxide is...
, a. Humphrey Davey
b. Joseph Priestly
c. Gardner Quincy Colton
d. Horace Wells - ANSWERS-d. Horace Wells
When patients must be purposefully aroused either by verbal command or with light tactile
stimulation they are in a level of...
a. minimal sedation
b. moderate sedation
c. deep sedation / analgesia
d. general anesthesia - ANSWERS-b. moderate sedation
When loss of consciousness is intended with a drug, the level of sedation is defined as
a. minimal sedation
b. moderate sedation / analgesia
c. deep sedation / analgesia
d. general anesthesia - ANSWERS-d. General anesthesia
A persistent and irrational response to something specific that necessitates professional
intervention defines the term
a. anxiety
b. fear
c. phobia - ANSWERS-c. Phobia
