Larynx: Blood/nerve supply

Question 1

What is known as the most important nerve of the larynx?

Answer 1

Recurrent Laryngeal Nerve

Question 2

What muscle of the larynx is NOT innervated (motor) by the recurrent laryngeal nerve?

Answer 2

Cricothyroid

Question 3

What is the recurrent laryngeal nerve give sensory innervation to?

Answer 3

The mucosa of the larynx below the vocal fold

Question 4

Which nerve of the larynx is known to be the primary sensory nerve to the larynx?

Answer 4

Internal laryngeal nerve

Question 5

the internal laryngeal nerve is a continuation branch of what other nerve?

Answer 5

Superior Laryngeal Nerve

Question 6

What other structure, along with the internal laryngeal nerve, will pierce the thyrohyoid membrane to enter the larynx?

Answer 6

Superior Laryngeal Artery

Question 7

Which branch of the superior laryngeal nerve will give motor supply to the cricothyroid and inferior pharyngeal constrictor muscles?

Answer 7

External Laryngeal Nerve

Question 8

What are the two blood vessels that give nutrient supply to the larynx?

Answer 8

1) Superior Laryngeal Artery

2) Inferior Laryngeal Artery

Question 9

T/F: Both the superior and inferior laryngeal arteries originate from the superior thyroid artery.

Answer 9

False: The inferior laryngeal artery originates from the inferior thyroid artery