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nasal cavities
nasal cavities
31
Anatomy
Professional
01/23/2010

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Cards

Term
Superior meatus receives which openings
Definition
openings of the posterior group of ethmoidal sinuses
Term
Middle meatus receives which openings
Definition
frontal and maxillary sinuses
Term
Inferior meatus receives
Definition
termination of the nasolacrimal duct
Term
Masseter m origin
Definition
sygomatic arch
Term
Insertion of masseter muscle
Definition
mandibular ramus
Term
Masseter m action
Definition
powerful elevator of mandible, also contributes to a side to side or grinding action
Term
Masseter m innervation
Definition
masseteric nerve, a branch of the mandibular nerve
Term
Temporalis muscle origin
Definition

temporal fossa

Deep surface of the temporal fascia

Term
Temporalis m insertion
Definition

pass deep to sygomatic arch

Insert into the cornoid process

Mandibular ramus

Term
Action of temporalis m
Definition
elevator and retractor of mandible
Term
Temporalis m innervation
Definition
deep temporal branches of mandibular nerve
Term
Medial Pterygoid m origin
Definition

lateral pterygoid plate

Maxillary and palatine bones

Term
Insertion of medial pterygoid m
Definition
mandibular ramus
Term
Medial pterygoid m action
Definition
elevates and laterally moves mandible
Term
Lateral pterygoid m origin
Definition

greater wing of the sphenoid

lateral pterygoid plate

Term
lateral pterygoid muscle insertion
Definition
neck of the mandible and the disc and capsule of the TMJ
Term
Action of the lateral pterygoid muscle
Definition
protrude mandible when both sides act together and cause a displacement to the contralateral side when acting alone
Term
Marks the transition from oral cavity of the mouth to oropharynx
Definition
palatoglossal arches
Term
Origin of the genioglossus m
Definition
inner aspect of chin- hyoid bone
Term
genioglossus m insertion
Definition
entire body of tongue
Term
Genioglossus muscle action
Definition

bilateral action protrudes tongue

depresses tongue

unilateral aciton wags tongue side to side

Term
Insertion of styloglossus m
Definition
posterior sides of tongue
Term
Styloglossus action
Definition
retrudes tongue and elevates posterior edges to form a trough
Term
Hyoglossus m insertion
Definition
inferolateral sides of tongue
Term
Hyoglossus action
Definition
retrudes and depresses tongue
Term
Palatoglossus muscle insertion
Definition
posterolateral tongue blending with intrinsic muscles
Term
Palatoglossus m action
Definition

elevates posterior tongue or depresses soft palate

narrows passage from oral cavity to oral pharynx

Term
Only extrinsic tongue muscle not innervated by hypoglossal
Definition
palatorglossus m- vagus nerve
Term
General sensory of oral tongue conveyed by
Definition
lingual nerve, a branch of the mandibular division of the trigeminal nerve
Term
Genergal sensory from pharyngeal part of the tongue
Definition
lingual branch of the glossopharyngeal nerve
Term
Taste nerve oral tongue
Definition
chorda tympani nerve- a branch of the facial nerve
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