NBCRNA Exam Practice Questions with 100%
Verified Correct Answers
Medistinoscopy anesthetic considerations
Place art line or pulse ox on right upper extremity to monitor for inominate artery
compression
Large bore IV access
Oat cell carcinoma is associated with Eaton-lambert syndrome
Normal inter-incisor gap
2-3 fingerbreadths or 4 cm
Describe the Mallampati Score
"PUSH"
Mallampati score 3-4 = possible difficult airway
Thyromental distance that suggests difficult intubation
TMD < 6 cm (3 fingerbreadths)
Or TMD > 9 cm
Mandibular protrusion test that suggests difficult intubation
Class I: patient can bite upper vermillion of lip
Class II: patient can move LI in line with UI
,Class III: cannot move LI past UI (suggests difficult intubation)
Conditions that impair alanto-occipital joint mobility
DJD
Rheumatoid arthritis
Ankylosis spondylitis
Trauma
Surgical fixation
Klippel-feil
Down syndrome
Cormack and Lehane Score
Grade I: full view of glottis
Grade II: posterior region of glottic opening (can't see anterior commissure)
Grade III: epiglottis only
Grade IV: soft palate only
Risk factors for difficult mask ventilation
"BONES"
Beard
Obese
No teeth
Elderly (age > 55)
Snoring
, 10 risk factors for difficult intubation
Small mouth opening
Long incisors
Prominent over bite
High, arched palate
Mallampati 3 or 4
Retrognathic jaw
Short, thick neck
Short thyromental distance
Reduced cervical mobility
6 risk factors for difficult LMA placement
Limited mouth opening
Upper airway obstruction
Lower airway obstruction
Poor lung compliance (requires increased PIP)
Increased airway resistance (requires increase PIp)
Altered pharyngeal anatomy
5 risk factors for difficult invasive airway placement
Abnormal neck anatomy
Obesity
Short neck
Laryngeal trauma
Limited access to cricothyroid membrane (halo, neck flexion deformity)
3 causes of angioedema
Verified Correct Answers
Medistinoscopy anesthetic considerations
Place art line or pulse ox on right upper extremity to monitor for inominate artery
compression
Large bore IV access
Oat cell carcinoma is associated with Eaton-lambert syndrome
Normal inter-incisor gap
2-3 fingerbreadths or 4 cm
Describe the Mallampati Score
"PUSH"
Mallampati score 3-4 = possible difficult airway
Thyromental distance that suggests difficult intubation
TMD < 6 cm (3 fingerbreadths)
Or TMD > 9 cm
Mandibular protrusion test that suggests difficult intubation
Class I: patient can bite upper vermillion of lip
Class II: patient can move LI in line with UI
,Class III: cannot move LI past UI (suggests difficult intubation)
Conditions that impair alanto-occipital joint mobility
DJD
Rheumatoid arthritis
Ankylosis spondylitis
Trauma
Surgical fixation
Klippel-feil
Down syndrome
Cormack and Lehane Score
Grade I: full view of glottis
Grade II: posterior region of glottic opening (can't see anterior commissure)
Grade III: epiglottis only
Grade IV: soft palate only
Risk factors for difficult mask ventilation
"BONES"
Beard
Obese
No teeth
Elderly (age > 55)
Snoring
, 10 risk factors for difficult intubation
Small mouth opening
Long incisors
Prominent over bite
High, arched palate
Mallampati 3 or 4
Retrognathic jaw
Short, thick neck
Short thyromental distance
Reduced cervical mobility
6 risk factors for difficult LMA placement
Limited mouth opening
Upper airway obstruction
Lower airway obstruction
Poor lung compliance (requires increased PIP)
Increased airway resistance (requires increase PIp)
Altered pharyngeal anatomy
5 risk factors for difficult invasive airway placement
Abnormal neck anatomy
Obesity
Short neck
Laryngeal trauma
Limited access to cricothyroid membrane (halo, neck flexion deformity)
3 causes of angioedema
