Airway Obstruction

Question 1

What is stridor?

Answer 1

High-pitched, harsh wheezing sound caused by turbulent airflow

Question 2

What is stertor?

Answer 2

Low-pitched sound characterized by heavy snoring or gasping from the nasopharyngeal airway

Question 3

Which throat cancer is related to HPV?

Answer 3

Respiratory paillomatosis

Question 4

Which strains of HPV are related to recurrent respiratory papillomatosis?

Answer 4

6, 11, 16 and 18

Question 5

Why is a nasal blockage more dangerous in an infant versus an adult?

Answer 5

Infants can only breath through their nose due to the higher position of the larynx (C1)

Question 6

In wbich situation may an infant be affected bu subglottic stenosis?

Answer 6

When they have had a breathing tube in too long (due to being pre-term)

Question 7

What generally induced subglottic stenosis in adults?

Answer 7

1. GPA
2. Reflux

Question 8

Why should a severe burns patient be intubated immediately?

Answer 8

Swelling may close the airway

Question 9

How does respiratory distress in infants progress?

Answer 9

1. Respiratory distress
2. Respiratory failure
3. Respiratory arrest, Cardiac failure, Neurological failure

Question 10

What is heliox and why may it be used in a patient struggling to breath?

Answer 10

Helium and oxygen

Helium makesgas mixture easier to breath