Lecture 3 Intro to Airway Management

Question 1

True or false: Laryngeal mask airways protect against aspiration and laryngospasm

Answer 1

FALSE

Question 2

What’s the most common cause of airway obstruction?

Answer 2

The tongue falling against the posterior pharynx

Question 3

How is an oral airway measured?

Answer 3

from the corner of the mouth to the tip of the ea

Question 4

What are some contraindications for use of a nasal airway?

Answer 4

• Bleeding d/o, anticoagulated, aniplatelet agnets
• Base of skull fracture
• Nasal fracture
• Previous nasal surgery
• Previous cleft palate repair
• Sinusitis

Question 5

What hand do you hold a laryngoscope with?

Answer 5

The left hand

Question 6

What is the proper positon of the ET tube after intubation?

Answer 6

• Cuff should be completely distal to cords

- Tip of tube should be at least 2 cm above the carina

Question 7

How do you verify proper tube placement?

Answer 7

• Symmetic chest movement
• Bilateral and symmetric breath sounds
• Tube fogging
• ETCO2 (>30 for 3-5 breaths)

Question 8

Why use an RSI?

Answer 8

• Trauma
• Full stomach/emergency surgery
• Delayed gastric emptying due to pregancy, bowel obstruction, pain, diabetes

Question 9

What are the basic steps of an RSI?

Answer 9

• Monitors
• Denitrogenate (8 full breaths of 100% O2)
• Induction drug (cricoid pressure too)
• Neurmuscular blocking drug follows immediately after induction
• Intubation
• Vent once ET is in place

Question 10

How long before paralysis occurs after sux?

Answer 10

45 seconds

Question 11

How long before paralysis occurs after Rocuronium?

Answer 11

60 seconds

Question 12

What should you not do during RSI?

Answer 12

Ventilate the patient. Inflation of the stomach could lead to regurgitation and aspiration. This lack of ventilation makes RSI unique