Larynx

Question 1

Function of larynx

Answer 1

guard airway passage during swallowing, phonation

Question 2

Where does the larynx become the trachea?

Answer 2

C6

Question 3

What are the two cricoid cartilage joints?

Answer 3

cricothyroid, cricoarytenoid (plane synovial)

Question 4

Angle of thyroid in men vs women

Answer 4

M- 90 degrees
W- 120 degrees

Gives adam apple in men

Question 5

False vocal chord

Answer 5

vestibular membrane

Question 6

Quadrangular membrane

Answer 6

1. free upper edge- aryepigloitic fold

2. vestibular membrane

Question 7

Most common area for food to become lodged

Answer 7

Periform fossa (found below the covering of the epiglottis)

Question 8

Cartilages

Answer 8

Three single: epiglottis, thyroid, cricoid

Three paired: arytenoid, corniculate, cuneiform

Question 9

Sensory nerve supply

Answer 9

Above vocal chords: internal laryngeal nerve of superior laryngeal of vagus

Below vocal chords: recurrent laryngeal nerve of vagus

Question 10

Blood supply

Answer 10

Above: superior thyroid artery gives of the superior laryngeal artery which penetrates the thyrohyoid membrane along with the internal laryngeal nerve of superior laryngeal of Vagus

Below: inferior laryngeal artery comes from the inferior thyroid artery and enters the larynx with the recurrent laryngeal nerve of Vagus