6 - ENT - Upper airway - Anatomy - Pharynx Flashcards Preview

CP2 > 6 - ENT - Upper airway - Anatomy - Pharynx > Flashcards

Flashcards in 6 - ENT - Upper airway - Anatomy - Pharynx Deck (9):
1

the function of the pharynx

transit of air and food
movements of pharyngeal phase of swallowing
modulation of vocal sounds
sensory - taste, reflexes
control eustachian tube opening

2

Nasopharynx - posterior to? contains?

posterior to nasal cavity
contains adenoids and openings of eustachian tube

3

Oropharynx - bounded by? (sup+inf) Anterior border is? which fill what?

bounded by border of hard palate superiorly, line of hyoid bone inferiorly

ant border is anterior edge of lingual tonsils - fill posterior 1/3rd of tonugue

4

Hypopharynx - from where to where?
continuous with?

continuous with oesophagus
from hyoid line to lower border of cricoid cartilage

5

Functions of larynx

protects lower airway
produces sound
cough mechanism

6

Sup and Inf margin of larynx

sup - hyoid bone and epiglottis
inf - inferior edge of cricoid cartilage (around C6)

7

difference between thyroid and cricoid cartilage

cricoid - continuous (signet ring)
thyroid - no posterior cartilage

8

how are supraglottis glottis and subglottis

supra - from hyoid bone to vocal chords
glottis - true vocal chords
subglottis - below vocal folds to level of cricoid cartialge

9

Laryngeal nerve - diff between right and left recurrents

right - arises from right vagus and loops around subclavian artery
left - arises from left vagus and loops around arch of aorta

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