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Pharynx
pharynx anatomy
34
Anatomy
Professional
01/22/2010

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Cards

Term
Divisions of the Pharynx
Definition

Nasopharynx

Oropharynx

Laryngopharynx

Term
Nasopharynx contains:
Definition

Pharyngeal Tonsil

Auditory Tubes

Levator Veli Palatini

Term
Pharyngeal Tonsils are called _____ when enlarged
Definition
adenoids
Term
Levator Veli Palatini
Definition
principal elevating muscle of the soft palate
Term
Levator Veli Palatini innervation
Definition
Vagus
Term
Palatine Tonsils bounded by
Definition
the palatoglossal and palatopharyngeal arches and the tongue
Term
Laryngopharynx
Definition
extends from epiglottis to inferior border of cricoid cartilage where it is continuous with the esophagus
Term
Superior constrictor m origin
Definition
side of tongue, mylohyoid line of the mandible and pterygomandibular raphe
Term
Superior Constrictor M insertion
Definition
Median raphe of pharynx posteriorly and the pharyngeal tubercle of basilar part of the occipital bone
Term
Muscles innervated by the pharyngeal branches of the vagus nerve
Definition

Superior, Middle, Inferior Constrictors

Salpingopharyngeus

Term
Origin of middle constrictor
Definition
greater and lesser horns of hyoid bone and stylohyoid ligament
Term
Origin of inferior constrictor M
Definition
Cricoid cartilage and oblique line of thyroid cartilage
Term
Insertion of middle and inferior constrictors
Definition
median raphe of pharynx posteriorly
Term
Salpingopharyngeus muscle origin
Definition
Cartilaginous portion of auditory tube
Term
Insertion of salpingopharyngeus
Definition
side of pharynx blending palato-pharyngeus
Term
Muscles that elevate the pharynx which shortens and widens it during swallowing and speech
Definition
Salpingopharyngeus, Palatopharyngeus, stylopharyngeus
Term
Origin of palatopharyngeus m
Definition
hard palate
Term
Origin of stylopharyngeus
Definition
styloid process of temporal bone
Term
Palatopharyngeus and stylopharyngeus insert on
Definition
sides of pharynx, esophagus and posterior border of thyroid cartilage
Term
Stylopharyngeus m innervation
Definition
glossopharyngeal nerve (CN IX)
Term
Origin of Ascending pharyngeal a
Definition
external carotid artery
Term
Origin of ascending palatine a
Definition
facial artery
Term
Distribution of ascending palatine artery
Definition
soft palate and part of pharynx
Term
Origin of tonsillar br.
Definition
facial a
Term
Tonsillar Br. distribution
Definition
major supply of palatine tonsil
Term
Origin of inferior thyroid artery
Definition
thyrocervical trunk- branch of subclavian artery
Term
Distribution of inferior thyroid artery
Definition
pharyngeal brs. supply part of the pharynx
Term
Distribution of Glosso-pharyngeal nerve
Definition
motor to stylopharyngeus m and sensory to mucous membrane
Term
Origin of pharyngeal branches
Definition
vagus nerve
Term
Distribution of the pharyngeal branches of the vagus nerve
Definition
motor to superior and middle constrictors, palatopharyngeus, salpingopharyngeus mm
Term
Origin of external laryngeal n
Definition
superior laryngeal nerve- branch of vagus nerve
Term
Distribution of external larryngeal n
Definition
inferior constricto and cricothyroid of the larynx
Term
Maxillary nerve origin
Definition
trigeminal nerve
Term
Distribution of maxillary n
Definition
sensory to mucous membranes of soft palate
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