Week 2 Wet Room Flashcards
What are the functions of the nose
Traps dirt
Humidifies air
Respiration
Olfaction (smell)
Where does the trachea begin
Lower border of the cricoid cartilage C6 vertebra and is where the oesophagus starts too
Which bone do nasal apertures articulate superiorly at the naison
Frontal bone
What bones form the roof of the nose
Nasal bones Part of the frontal bones Ethmoid bone Body of sphenoid Part of the ethmoid bone that contains the cribriform plate
What forms the floor of the nasal cavity
Palatine process of the maxillae
Palatine bones which forms the hard palate
What 2 bones form the nasal septum
Vomer
Perpendicular plate of the ethmoid bone
What structure lies anterior to the vomer and perpendicular plate of the ethmoid bone to complete the nasal cartilage
Septal cartilage
What passes through the cribriform plate
Axons of olfactory cells that make up the olfactory nerves
What type of mucosa lines the roof of the nasal cavity
Olfactory mucosa
Which plate of bone lying on the roof of the cranial cavity do axons of the olfactory nerve pass through to enter the cranial cavity
Cribiform plate of the ethmoid bone
What nee is given to the space above the superior concha
Sphenoethmoidal recess
Th inferior concha is a separate bone. What bone are the superior and middle concha parts of
Ethmoid bone
What are paranasal air sinuses
Air filled extensions of the respiratory part of the nasal cavity
What implications does the rich vascular supply of the nose have
Epistaxis is very common
What are the functions of the paranasal air sinuses
Lightening the weight of the head
Humidifying and heating inhaled air
Increasing resonance of speech
