Laryngology

Question 1

What is inter-arytenoid pachyderma a sign of?

Answer 1

LPRD

Question 2

Where do the supraglottis, glottis, and subglottis begin and end

Answer 2

Supraglottis: Tip of epiglottis to floor of ventricular fold
Glottis: TVF to 5mm below TVF
Subglottis: 5mm below TVF to inferior edge of cricoid

Question 3

What are the 5 layers of the TVF?

Answer 3

1. Stratified squamous epithelium
2. Superficial lamina propria (Reinke’s space)
3. Intermediate lamina propria
4. Deep lamina propria
5. Thyroarytenoid muscle complex

Question 4

Superficial lamina propria of the TVF

Answer 4

Reinke’s space
Amorphous loose fibrous matrix allowing fluid like motion of the vocal fold
Part of the vocal fold cover along with the squamous epithelium

Question 5

The vocal ligament

Answer 5

comprises the intermediate lamina propria (elastin) and the deep lamina propria (fibroblasts and dense collagen)

Question 6

What are the 3 branches of the vagus nerve?

Answer 6

• Pharyngeal branch
• SLN
• RLN