Upper Respiratory Tract Flashcards
What does the upper respiratory tract consist of?
Nasal cavity, pharynx and larynx
What is the function of the larynx?
It produces sound from expired air and protects the inlet to the respiratory system
At what vertebral level is the larynx continuus with the trachea?
C6
What bone is the larynx attached to superiorly?
Hyoid bone
What is the nerve supply of the larynx?
Vagus nerve for both motor and sensory innervation
What is the name of the cartillage that lies inferior to the larynx?
Cricoid cartillage
What is the medial term for adams apple and at what vertebral level is it found?
Laryngeal prominence
C5
What type of cartillage forms the epiglottis?
Elastin cartillage
What type of cartillage is found in the larynx?
Hyaline
What precents food and drink from entering the laryngeal inlet?
The epiglottis
what is the vertebral level of the hyoid bone?
C2/C3
what is the vertebral level of the thyrohyoid membrane?
C4
what is the vertebral level of the laryngeal prominence in the thyroid cartilage?
C5
what cartilage is the laryngeal prominence found?
thyroid cartillage
what vertebral level is the cricoid cartilage found?
C6
