Pharynx Flashcards
The pharynx extents from the _____ ___ to the:
Cranial base
To the inf border of the cricoid cartilage, where it is continuous with the esophagus
Location of the cricoid cartilage
C6 posteriorly
3 parts of the interior pharynx
Nasopharynx
Oropharynx
Laryngopharynx
Location of the nasopharynx
Sup to the soft palate and is the post extension of the nasal cavities
The nose opens into the nasopharynx through:
2 choanae
The ____ and _____ ___ of the nasopharynx form a continuous surface that lies inf to the body of the sphenoid bone
Roof
Post wall
Boundaries of the pharynx
Nasopharynx: roof to soft palate
Oropharynx: soft palate to epiglottis
Laryngopharynx: epiglottis to esophagus
Features of the nasopharynx
Pharyngeal tonsils
Salpingopharyngeal fold
Tubul tonsil
Pharyngeal recess
Location of pharyngeal tonsils
In the mucous membrane of the roof and post wall of the nasopharynx
Pharyngeal tonsils are called ____ when enlarged
Adenoids
The salpingopharyngeal fold covers the ______ muscle, which extends ____ from the medial end of the _______ ____.
Salpingopharyngeus muscle
Inferiorly
Pharyngotympanic tube
What opens the pharyngeal orifice of the pharyngotympanic tube during swallowing
Salpingopharyngeal fold
Collection of lymphoid tissue near the pharyngeal orifice of the pharyngotempanic tube
Tubal tonsil
The oropharynx is bounded by the __ ___ superiorly, the ______ inferiorly, and the ____ and ____ laterally
Soft palate
Base of the tongue
Palatoglossal and palatopharyngeal arches
The oropharynx extends from the ___ __ to the:
Soft palate
Superior border of the epiglottis
