Airway

Question 1

proper BVM?

Answer 1

small tV and 10-12 breaths per minuts

Question 2

most sensiitive bedside test for difficult airway

Answer 2

neck circumference

Question 3

best combo bedside testing for difficult airway?

Answer 3

mallampati plus thyromental

Question 4

Lehane Cormack view?

Answer 4

grade 1-4 view of the cords

Question 5

3:3:2

Answer 5

three finger MO, 3 fingers mentum to hypoid, 2 fingers hyoid to thyroid

Question 6

normal thyromental distance, what does this tell you?

Answer 6

normal 6.5 cm, >7 good for direct laryngoscopy

Question 7

how many minutes before sat <90 in healthy patient? obestiy?

Answer 7

8 minutes, 3 minutes

Question 8

goal Pao2 for fetal perfusion?

Answer 8

80

Question 9

problems with aiwayrs in pregnancy?

Answer 9

decreased FRC from diaphragm elevation, increased soft tissue in the pharynx, increase O2 utilization from higher metabolic demand, dec LES tone

Question 10

in a crash airway, sedate?

Answer 10

try without first and then if need give NMB

Question 11

lehane mccormick eval?

Answer 11

how well you can see cords

Question 12

time to 90% sat in apnea in a normal individual?

Answer 12

8 minutes