Deep face/pharynx
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| show | O: 1.Infratemporal space, 2.Lateral surface of lateral pterygoid.
Ins: Mandibular condyle and TMJ.
Innv: Lateral Pterygoid N (V3).
Action: Protracts mandible, depresses chin.
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| show | O: 1.Medial surface of lateral pterygoid plate, 2.Maxillary tuberosity.
Ins: Medial ramus of mandible.
Inv: Medial pterygoid N (V3).
A: Acts with masseter to elevate the mandible.
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| show | Branch off the Mandibular branch (V3) in the infratemporal fossa. Descends to enter mandibular foramen where it travels through the mandible and exits mental foramen as the mental N. Innv the teeth, and skin and mucosa of chin and lower lip.
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| show | Branches off the Maxillary A in the infratemporal fossa. It descends to enter the ramus of the mandible. Supplies the Mandible
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| Lingual Nerve | show 🗑
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| Middle Meningeal A. | show 🗑
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| Sphenopalatine A | show 🗑
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| Chondra tympani N | show 🗑
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| show | Encircles the middle meningeal A. Passes posteriorly, medial to neck of mandible. Ascends up to provide GSA to auricle and temporal region.
**It conveys postsynp. parasymp. secretomotor fibers from the otic ganglion to the parotid gland.
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| show | Hinge synovial joint. Boney articulations: Mandibular fossa and the articular tubercle of the temporal bone.
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| show | Fibrocartilage that seperates the mandibular fossa (on head of mandible) and the articular tubercle of the temporal bone. Attached to the interal aspect of capsule.
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| show | branches off the mandibular Branch (V3) in the infratemporal fossa. Lies just anterior to the Inferior Alveolar nerve. It enters the mouth between the medial pterygoid muscles and the ramus of the mandible. Provides GSA to the anterior 2/3 of the tongue.
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| show | Branch of CN VII branching off before it exites the stylomastoid foramen. It joins the lingual N in the infratemporal fossa and provides taste SA for the anterior 2/3 of the tongue and as well as secretomotor fibers to submandibular/lingual glands.
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| show | Encircles the middle meningeal A. Passes posteriorly, medial to neck of mandible. Ascends up to provide GSA to auricle and temporal region.
**It conveys postsynp. parasymp. secretomotor fibers from the otic ganglion to the parotid gland.
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| show | Hinge synovial joint. Boney articulations: Mandibular fossa and the articular tubercle of the temporal bone.
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| show | branches off the mandibular Branch (V3) in the infratemporal fossa. Lies just anterior to the Inferior Alveolar nerve. It enters the mouth between the medial pterygoid muscles and the ramus of the mandible. Provides GSA to the anterior 2/3 of the tongue.
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| Chondra tympani N | show 🗑
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| show | O: Palatine aponeurosis.
I: Side of the tounge.
I: CN X.
A: Elevates posterior tongue towards soft palate.
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| show | Encircles the middle meningeal A. Passes posteriorly, medial to neck of mandible. Ascends up to provide GSA to auricle and temporal region.
**It conveys postsynp. parasymp. secretomotor fibers from the otic ganglion to the parotid gland.
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| show | O: styloid process.
I: hyoid bone.
I: CN VII.
A: elevates and retracts the hyoid.
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| show | Hinge synovial joint. Boney articulations: Mandibular fossa and the articular tubercle of the temporal bone.
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| Digastric M: posterior belly | show 🗑
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| Articular Disc of TMJ | show 🗑
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| show | O: Hard palate, palatine aponeurosis.
I: Lateral wall of pharynx.
I: CN X.
A: Tenses soft palate, pulls pharynx sup/ant/med during swallowing.
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| show | O: Palatine aponeurosis.
I: Side of the tounge.
I: CN X.
A: Elevates posterior tongue towards soft palate.
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| show | O: styloid process.
I: hyoid bone.
I: CN VII.
A: elevates and retracts the hyoid.
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| Salpingopharyngeal fold | show 🗑
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| Tubal tonsils | show 🗑
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| show | bounded by:
1. Superiorly: Soft palate.
2. Inferiorly: tongue.
3. laterally: palatoglossal & palatopharyngeal arches.
**Extends all the way down to the superior epiglottis
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| show | Infraepithelial lymphoid tissue on each side of the oropharynx between the palatine arches.
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| Palatoglossal Arch | show 🗑
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| show | Contains the palatopharyngeal M. On both sides of oropharynx posterior to palatine tonsil and palatoglossal arch.
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| show | O: Pterygoid hamulus, pterygomandibular raphe, side of tongue.
I: Pharyngeal tubercle of occipital bone.
I: CN X.
A: constricts walls of pharynx during swallowing.
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| Middle Pharyngeal constricor M | show 🗑
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| show | O: Thyroid cartilage, side of cricoid cart.
I: Surround pharyngeoesophageal junction (NO RAPHE).
I: CN X.
A: constricts walls of pharynx during swallowing.
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| show | O: Styloid process of temporal bone.
I: Posterior/superior thyroid cartilage.
I: CN IX.
A: Elevates the pharynx and larynx during swallowing.
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| Salpingopharyngeus M | show 🗑
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| Nasopharynx | show 🗑
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| show | Visible in the nasopharynx by the torus tubarius (outlining cartilagenous ring which continues into salpingopharyngeal fold). Just inferior is the tubal tonsil
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| Uvula | show 🗑
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| show | CN IX. Originates in the medulla. Has Sensory ganglia (Sup&Inf Petrosal) and ANS ganglia (otic). It exits the skull via the jugular foramen. Sensory taste SA to posterior 1/3 of tongue. Also secretomotor to the parotid gland. Motor to stylopharyngeus
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| Vagus N | show 🗑
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| Cervical portion of the sympathetic trunk | show 🗑
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| show | Anterolateral to the vertebral column from C1 down.
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| Middle cervical ganglia | show 🗑
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| Superior Cervical Ganglia | show 🗑
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