Anatomy of the Nose Quiz

The three parts that make up the nose are the external nose, nasal cavity, and nasal sinuses.

The components of the external nose are the nasal root, nasal bridge, nasal apex, nasal dorsum, alae nasi, columnella nasi, and anterior nares.

The Pyriform Foramen is formed by the nasal bone superiorly, frontal process of the maxilla laterally, and palatine bone protuberance inferiorly.

<p>Frontal sinus - middle nasal meatus; Maxillary sinus - middle nasal meatus; Sphenoid sinus - superior nasal meatus; Ethmoidal sinus anterior and middle air cells - middle nasal meatus; Ethmoidal posterior air cells - superior nasal meatus.</p> Signup and view all the answers

<p>Kiesselbach's plexus is an area on the lower anterior part of the nasal septum known for having a rich supply of blood vessels. It is an anastomosis of 5 arteries: posterior ethmoidal artery, anterior ethmoidal artery, superior labial artery, sphenopalatine artery, great palatine arteries. The superficial blood vessels and thin mucosa predispose to increased frequency of nose bleeds (epistaxis).</p> Signup and view all the answers