Basic Airway examination

Question 1

Obtain information about head and neck movement, including range of motion (ROM):

Answer 1

Rotation – right and left

Flexion – lower cervical spine Extension – atlanto-occipital joint

Question 2

which of these cannot be resolved by anesthesia:

• Elicits pain or there is constant -pain Causes paresthesias
• Produces motor weakness
• There is mechanical limitation

Answer 2

There is mechanical limitation

Question 3

oropharyngeal exam

Answer 3

desired: Inter-incisor distance ≥ 4 cm

Conventional DL may not be possible if distance is less than 4 cm

Question 4

Thyromental distance

Answer 4

Thyromental distance ≥ 6.5 cm

Submental compartment may be reduced, limiting DL

Question 5

Mandibular length

Answer 5

Mandibular length ≥ 9 cm

Limited space for soft-tissue displacement during DL