Ch. 7 - Airway & Ventilation

Question 0

What is the goal or target spO2 in the trauma patient

Answer 0

95% or higher

Question 1

What is the most significant complication of suctioning?

Answer 1

Hypoxemia - which may manifest as a cardiac abnormality

Question 2

What is the. PHTLS time limit on suctioning?

Answer 2

Up to 15-30 seconds

Question 3

When suctioning an incubated patient, how many assisted ventilations should be given in between suctioning?

Answer 3

At least 5

Question 4

What does LEMON stand for?

Answer 4

A mnemonic for assessing difficult intubation
L - Look externally
E - Evaluate the 3-3-2 rule 
M - Mallampati
O - Obstruction
N - Neck mobility

Question 5

What concentration oxygen is delivered in the following scenarios? (Not attached to supplemental oxygen)

1. Mouth to mouth
2. Mouth to mask
3. Bag mask

Answer 5

1. Mouth to mouth - 16%
2. Mouth to mask - 16%
3. Bag mask - 21%

Question 6

What’s percent oxygen concentration is delivered via nasal canula at 1-6 lpm?

Answer 6

24-45%

Question 7

What % oxygen concentration is delivered via NRB w/reservoir at 10-15 lpm?

Answer 7

90-100%

Question 8

What does PEEP stand for?

What are some potential adverse effects of PEEP?

Answer 8

Positive End Expiratory Pressure

• can decrease venous return to the heart
• could elevate intracranial pressure (contraindicated for TBI)