Flashcards in larynx Deck (16)
three cartilages of trachea from superior to inferior
-arytenoid cartilage posterior to thyoid cart.
vestibular folds are also named ___ they are above ___
false vocal cords; above the true vocal cords
there is a pocket between the true and false vocal cords. what is it called? what is in there?
ventricle which turns into the saccule. there are some mucosal glands in there to keep your vocal cords from getting dry
opening between the true vocal cords
if you want to do an emergency airway, where could you put it
if emergency, median cricothyroid ligament
if planned, between 2nd and 3rd tracheal rings. (Tracheostomy)
thick part of cricoid is called?
lamina. it has a ridge and depressions for muscles
cricothyroid muscle does what to the thyroid cartilage? if you damage it, what is the result
it tilts the cartilage forward to help stretch vocal cords for intonation of voice. damage results in monotony. im pretty sure i had a math teacher with this
if you make an L with your fingers, which part is the vocal process?
index fingers. point your fingers outward and they are the muscular processes
which part (ant/post) of the epiglottic cartilage is inferior? which part is attached to the thyroid cartilage
anterior edge is lower than the posterior edge. the anterior edge is also attached to the thyroid cartilage
what is the ONLY muscle that aBBBducts the vocal cords
posterior cricoarytenoid. all the other muscles close the vocal cord to protect the airway
which muscle acts more to close the aryepiglottis/vestibular process
the aryepiglottic muscle. yess!!! easy thing to rememborize!!!
cricothyroid muscle attaches to ____ surface of thyroid cart.
when you eat food what happens to epiglottis
it folds down posteriorly so that food passes LATERALLY into the esophagus
places for vagus injury (4)
superior ganglion (skull base tumor)
sup. laryngeal n (carotid surgery)
inf. laryngeal n. (thyroid surgery)
recurrent laryngeal n. (aortic aneurism/bronchial carcinoma)
example of someone with a vocal sound that is not normal