NCCAA Certification Exam Practice questions || EXAM-
STYLE QUESTIONS WITH CORRECT ANSWERS;
GUARANTEED PASS!!
What is the major motor nerve for the intrinsic muscles of the larynx? correct answers Recurrent
Laryngeal Nerve
Which sensory nerve is stimulated to produce laryngospasm & which muscles are responsible for
laryngospasm? correct answers Internal branch of Superior Laryngeal Nerve & Lateral
cricoartyenoids
A 42F undergoes subtotal thyroidectomy under general anesthesia. Upon extubation, the patient
is unable to phonate when asked if they are having any pain. The patient quickly develops
strider. What is the most likely complication? correct answers Bilateral RLN damage
Gas exchange within the tracheobronchial tree begins at what generations? correct answers 17-19
Which description of alveoli distribution is most correct? A) Alveoli are largest at the base of the
lung. B) The smallest alveoli are found at the apex of the lung. C) The largest alveoli are found
throughout the lung. D) Alveoli are smallest at the base of the lung correct answers D) Alveoli
are smallest at the base of the lung
Which description of pneumocytes is most correct? A) Type I pneumocytes are round and more
numerous than Type II. B) Type II pneumocytes produce Type I pneumocytes which form tight
junctions. C) Type I pneumocytes contain the majority surfactant. D) Type II pneumocytes are
round and form tight junctions to prevent permeability. correct answers B) Type II pneumocytes
produce Type I pneumocytes which form tight junctions
During an acute apneic event which receptors are responsible for responding to increases in
PaCO2 (H+ ions)? correct answers Central chemoreceptors
Where are the peripheral chemoreceptors located & what nerve(s) mediate information? correct
answers Carotid/aortic bodies & Glossopharyngeal nerve and Vagus nerve
Peripheral chemoreceptors are most sensitive to what changes? correct answers Decreased PaO2
Which of the following is associated with an increase in P50? A) Decreased H+ ions. B) Fetal
Hemoglobin. C) Decreased temperature. D). Sickle Cell. correct answers D) Sickle Cell
All of the following are associated with the shifting of the oxyhemoglobin dissociation curve to
the left except? A) Pulmonary circulation environment. B) Hypoventilation. C) Decreased 2,3-
DPG. D) Hypocapnia. correct answers B) Hypoventilation
,A patient is given 200mcg of fentanyl on induction. What happens tot he oxyhemoglobin
dissociation curve and the carbon dioxide blood dissociation curve? correct answers The
oxyhemoglobin dissociation curve shifts to the right.
The carbon dioxide dissociation curve shifts up and to the left
If an ABG reads PaO2 = 58mmHg with a patient breathing 21% FiO2. What is the source of this
blood and what would you except SaO2 to be?
A.Mixed venous blood / 70%
B.Arterial blood / 60%
C.Arterial blood / 90%
D.Mixed venous blood / 90% correct answers C. Arterial blood/ 90%
What is the PaO2 when SaO2 is 50% correct answers 26-27mmHg
Intrapulmonary pressure becomes more positive during which phase of breathing? correct
answers Expiration
What is the O2 content of whole blood if Hgb= 10g/dL, PaO2=60mmHg, and SaO2 =90%
correct answers 12.5 mL/dL
In what form is CO2 carried primarily in blood? correct answers HCO3 (bicarbonate)
What ion is bicarbonate exchanged for at the red blood cell to maintain electroneutrality? correct
answers Chloride ions
What is included in anatomic dead space? correct answers Volume of gas in conducting airways
What is the complication if a patient has a portion of the lung that's V/Q ratio is 0. correct
answers The patient has an absolute shunt. (Right to left shunt) Perfusion without Ventilation
In West Zone 2, perfusion is determined by which pressure? correct answers Arterial-Alveolar
pressure gradient
When a patient is anesthetized and paralyzed, then placed in the lateral decubitus position a V/Q
mismatch occurs. What is happening with the dependent lung that is causing this mismatch?
correct answers The dependent lung receives increased perfusion but is poorly ventilated
A patient breathing room air has a PaO2 = 50mmHg and PAO2= 100mmHg. Why is this patient
hypoxic? correct answers There is a V/Q mismatch
What is the purpose of preoxygenating prior to induction of anesthesia? correct answers To fill
the FRC
Vital capacity is composed of:
A) expiratory reserve volume and inspiratory capacity
, B) Tidal volume, inspiratory reserve volume and expiratory reserve volume
C) Total lung capacity minus residual volume
D) All of the above correct answers D) All of the above
Which parameters can NOT be directly obtained from spirometry? correct answers FRC and
Total lung capacity
Which parameter does not change with age? correct answers FRC
FRC= CC in which scenarios? correct answers In supine position by mid 40's and in upright
position by mid 60's of age
What are the most correct controlled ventilation volume control settings for a healthy 70kg
female for an ORIF of the right radius?
A) TV 600mL RR 8
B) TV 500mL RR 8
C) TV 850mL RR 10
D) TV 1000mL RR 5 correct answers B) TV 500mL RR 8
What is the alveolar oxygen tension given the following information?
At sea level
Room air
PaCO2=27mmHg correct answers 116mmHg
What is the metabolic oxygen rate for a normothermic anesthetized patient? correct answers
250mL/min
The following results from spirometry pulmonary function test revealed:
FEV1= 4.2L
FVC= 5.1L
FEV1/FVC=0.82
What is your diagnosis correct answers Normal PFTs
You are discussing the next case with the surgical team. They categorize the upper airway
obstruction as an extra thoracic foreign body. What can you expect upon evaluation of the
patient's respiratory status? correct answers Impaired inspiration
What mallampatti class is this: Faucial pillars, soft palate visible correct answers Mallampatti
class II
What are the best indicators for difficult intubation correct answers Mallampatti class and
thyromental distance
You are given induction medications and are attempting mask ventilation. You are unable to
obtain ETCO2 or visualize chest rise. What is the appropriate next step?
A) Increase FiO2
STYLE QUESTIONS WITH CORRECT ANSWERS;
GUARANTEED PASS!!
What is the major motor nerve for the intrinsic muscles of the larynx? correct answers Recurrent
Laryngeal Nerve
Which sensory nerve is stimulated to produce laryngospasm & which muscles are responsible for
laryngospasm? correct answers Internal branch of Superior Laryngeal Nerve & Lateral
cricoartyenoids
A 42F undergoes subtotal thyroidectomy under general anesthesia. Upon extubation, the patient
is unable to phonate when asked if they are having any pain. The patient quickly develops
strider. What is the most likely complication? correct answers Bilateral RLN damage
Gas exchange within the tracheobronchial tree begins at what generations? correct answers 17-19
Which description of alveoli distribution is most correct? A) Alveoli are largest at the base of the
lung. B) The smallest alveoli are found at the apex of the lung. C) The largest alveoli are found
throughout the lung. D) Alveoli are smallest at the base of the lung correct answers D) Alveoli
are smallest at the base of the lung
Which description of pneumocytes is most correct? A) Type I pneumocytes are round and more
numerous than Type II. B) Type II pneumocytes produce Type I pneumocytes which form tight
junctions. C) Type I pneumocytes contain the majority surfactant. D) Type II pneumocytes are
round and form tight junctions to prevent permeability. correct answers B) Type II pneumocytes
produce Type I pneumocytes which form tight junctions
During an acute apneic event which receptors are responsible for responding to increases in
PaCO2 (H+ ions)? correct answers Central chemoreceptors
Where are the peripheral chemoreceptors located & what nerve(s) mediate information? correct
answers Carotid/aortic bodies & Glossopharyngeal nerve and Vagus nerve
Peripheral chemoreceptors are most sensitive to what changes? correct answers Decreased PaO2
Which of the following is associated with an increase in P50? A) Decreased H+ ions. B) Fetal
Hemoglobin. C) Decreased temperature. D). Sickle Cell. correct answers D) Sickle Cell
All of the following are associated with the shifting of the oxyhemoglobin dissociation curve to
the left except? A) Pulmonary circulation environment. B) Hypoventilation. C) Decreased 2,3-
DPG. D) Hypocapnia. correct answers B) Hypoventilation
,A patient is given 200mcg of fentanyl on induction. What happens tot he oxyhemoglobin
dissociation curve and the carbon dioxide blood dissociation curve? correct answers The
oxyhemoglobin dissociation curve shifts to the right.
The carbon dioxide dissociation curve shifts up and to the left
If an ABG reads PaO2 = 58mmHg with a patient breathing 21% FiO2. What is the source of this
blood and what would you except SaO2 to be?
A.Mixed venous blood / 70%
B.Arterial blood / 60%
C.Arterial blood / 90%
D.Mixed venous blood / 90% correct answers C. Arterial blood/ 90%
What is the PaO2 when SaO2 is 50% correct answers 26-27mmHg
Intrapulmonary pressure becomes more positive during which phase of breathing? correct
answers Expiration
What is the O2 content of whole blood if Hgb= 10g/dL, PaO2=60mmHg, and SaO2 =90%
correct answers 12.5 mL/dL
In what form is CO2 carried primarily in blood? correct answers HCO3 (bicarbonate)
What ion is bicarbonate exchanged for at the red blood cell to maintain electroneutrality? correct
answers Chloride ions
What is included in anatomic dead space? correct answers Volume of gas in conducting airways
What is the complication if a patient has a portion of the lung that's V/Q ratio is 0. correct
answers The patient has an absolute shunt. (Right to left shunt) Perfusion without Ventilation
In West Zone 2, perfusion is determined by which pressure? correct answers Arterial-Alveolar
pressure gradient
When a patient is anesthetized and paralyzed, then placed in the lateral decubitus position a V/Q
mismatch occurs. What is happening with the dependent lung that is causing this mismatch?
correct answers The dependent lung receives increased perfusion but is poorly ventilated
A patient breathing room air has a PaO2 = 50mmHg and PAO2= 100mmHg. Why is this patient
hypoxic? correct answers There is a V/Q mismatch
What is the purpose of preoxygenating prior to induction of anesthesia? correct answers To fill
the FRC
Vital capacity is composed of:
A) expiratory reserve volume and inspiratory capacity
, B) Tidal volume, inspiratory reserve volume and expiratory reserve volume
C) Total lung capacity minus residual volume
D) All of the above correct answers D) All of the above
Which parameters can NOT be directly obtained from spirometry? correct answers FRC and
Total lung capacity
Which parameter does not change with age? correct answers FRC
FRC= CC in which scenarios? correct answers In supine position by mid 40's and in upright
position by mid 60's of age
What are the most correct controlled ventilation volume control settings for a healthy 70kg
female for an ORIF of the right radius?
A) TV 600mL RR 8
B) TV 500mL RR 8
C) TV 850mL RR 10
D) TV 1000mL RR 5 correct answers B) TV 500mL RR 8
What is the alveolar oxygen tension given the following information?
At sea level
Room air
PaCO2=27mmHg correct answers 116mmHg
What is the metabolic oxygen rate for a normothermic anesthetized patient? correct answers
250mL/min
The following results from spirometry pulmonary function test revealed:
FEV1= 4.2L
FVC= 5.1L
FEV1/FVC=0.82
What is your diagnosis correct answers Normal PFTs
You are discussing the next case with the surgical team. They categorize the upper airway
obstruction as an extra thoracic foreign body. What can you expect upon evaluation of the
patient's respiratory status? correct answers Impaired inspiration
What mallampatti class is this: Faucial pillars, soft palate visible correct answers Mallampatti
class II
What are the best indicators for difficult intubation correct answers Mallampatti class and
thyromental distance
You are given induction medications and are attempting mask ventilation. You are unable to
obtain ETCO2 or visualize chest rise. What is the appropriate next step?
A) Increase FiO2
