Larynx

Question 1

Phonation meaning

Answer 1

voice production

Question 2

Where is hyoid located?

Answer 2

C3

Question 3

where is superior border od thyroid cartilage?

Answer 3

C4

Question 4

where is laryngotrachael junction?????

Answer 4

C6-c7 IMPORTNAT

Question 5

name the 3 unpaired cartilages of larynx

Answer 5

Cricoid
Thyroid
Epiglottis

Question 6

pneumonic for laryngeal cartilage

Answer 6

UnprePrAIED?
Creep
The E
Exit

Prepaired?
Arrive
Cassually
Calm

Question 7

3 paired cartilage of larynx

Answer 7

Arytenoid
Corniculate
Cuneiform

Question 8

What does artynoid base articulate with?

Answer 8

Cricoid

Question 9

What does arytnoid apex articulate with?

Answer 9

corniculate (and cunieform)

Question 10

What mm attach to anterolateral surface of arytnoid?

Answer 10

vocalis and vestibular ligament

Question 11

Which is the smallest cartilage and whats unique about it>

Answer 11

Cuneifrom, suspended in fibroelastic membrane of larynx.

Question 12

What does the cricoid form?

Answer 12

base of larynx

Question 13

What is the laryngeal prominence better known as and where is it found?

Answer 13

adams apple, thyroid cartilage

Question 14

What are the 2 horns od thyroid known as ?

Answer 14

superior and inferior

Question 15

where does epiglottis attach?

Answer 15

B/w larungeal prominence and inferior thyroid notch

Question 16

Name the 3 laryngeal membranes

Answer 16

Thyrohyoid
Quadrangular
Cricothyroid

Question 17

Laryngeal membrane mneumonic

Answer 17

Larry
Thought
Critically
Quickly

Question 18

Laryngeal ligaments: name 3

Answer 18

Cricotrachael
Vocal (inferior)
Vestibular (superior)

Mouth lower than ears.

Question 19

Laryngeal ligaments nmeumonic

Answer 19

Larry
Cant
Vocalise
Verbally

Question 20

Vocal fold lie inferiorly to?

Answer 20

Vestibular folds

Question 21

Rima vestibuli

Answer 21

opens between vestibular folds

Question 22

Rima glotiis

Answer 22

opens between vocal folds

Question 23

What nerve and branch innervate the intrinsic laryngeal mm.

Answer 23

CN X -> reccurent laryngeal branch

Question 24

Post. crico-arytenoid mm action

Answer 24

rotation and abduction of arytenoid

Question 25

Lat crico-arytenoid mm. action

Answer 25

medial rotation and adduction of vocal fold

Question 26

transverse arytenoid action

Answer 26

Adduct arytenoids

Question 27

oblique arytenoid

Answer 27

sphincter muscles

Question 28

vocalis/ thyroid arytenoid

Answer 28

adjusts the tension of vocal folds

Question 29

Cricothyroid

Answer 29

will move and rotate vocal fold forwards causing INCREASE TENSION

Question 30

Cricothyroid innervation and branch

Answer 30

CN X superior laryngeal nerve

Question 31

Arterial blood supply to larynx?

Answer 31

Superior laryngeal Aa. | Inferior laryngeal Aa.

Question 32

what artery does inferior laryngeal branch from?

Answer 32

thyrocervical trunk

Question 33

where does superior laryngeal vein drain to?

Answer 33

internal jugular

Question 34

inferior laryngeal vein drainage

Answer 34

brachiocephalic

Question 35

venous drainage of larynx

Answer 35

superior and inferior laryngeal vein

Question 36

where does the inferior laryngeal vein and artery branch?

Answer 36

``` artery = thyrocervical vein = brachiocephalic ```

Question 37

Where does the right and left reccurent vagus nerves origante and travel

Answer 37

Right : in neck passes by subclavian Left: thorax passes under aorta.

Question 38

What nerve provides sensory innervation for neck??

Answer 38

CN X

Question 39

Which membrane will superior laryngeal nerve perforate?

Answer 39

thyroid membrane

Question 40

Which is only muscle to open the glottis? and what would happen without it?

Answer 40

Post chricoarytenoid. Cant open glottis