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43 Cards in this Set
- Front
- Back
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Buccinator
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Origin: Alveolar process of the maxilla and mandible opposite the molar teeth
Insertion: Blends into fibers of orbicularis oris Action: Compresses cheeks Innervation: Facial Nerve |
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Depressor labii inferioris
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Origin: Mandible b/w the anterior midline and the mental foramen
Insertion: Skin of lower lip Action: Depresses lower lip Innervation: Facial Nerve |
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Levator labii superioris
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Origin: Inferior margin of orbit, superior to the infra-orbital foramen
Insertion: Orbicularis Oris Action:Elevates upper lip Innervation:Facial Nerve |
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Mentalis
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Origin: Incisive fossa of mandible
Insertion: Skin of chin Action: Elevates and protrudes lower lip Innervation: Facial Nerve |
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Orbicularis oris
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Origin: Maxilla and mandible
Insertion: Lips Action: Compresses, purses lips Innervation: Facial nerve |
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Risorius
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Origin: Fascia surrounding parotid salivary gland
Insertion: Angle of mouth Action: Draws corners of mouth side to side Innervation: Facial Nerve |
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Levator anguli oris
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Origin: Maxilla inferior to infra-orbital foramen
Insertion: Skin at angle of the mouth Action: Raises corner of mouth Innervation: Facial Nerve |
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Depressor anguli oris
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Origin: Anterolateral surface of mandibular body
Insertion: Skin at angle of mouth Action: Depresses corner of mouth Innervation: Facial nerve |
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Zygomatic major
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Origin: Zygomatic bone near the zygomatictemporal suture
Insertion: Angle of mouth Action: Retracts and elevates corner of the mouth Innervation: Facial Nerve |
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Zygomatic minor
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Origin: Zygomatic bone posterior to zygomaticomaxillary suture
Insertion: Upper Lip Action: Retracts and elevates upper lip Innervation: Facial Nerve |
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Corrugator supercilii
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Origin: Orbital rim of frontal bone near frontonasal suture
Insertion: Eyebrow Action: Wrinkles brow by pulling skin anteriorly and inferiorly Innervation:Facial Nerve |
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Levator palpebrae superioris
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Origin: Inferior aspect of lesser wing of the sphenoid superior to and anterior to optic canal
Insertion: Upper eyelid Action: Elevates upper eyelid Innervation: Oculomotor nerve |
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Orbicularis oculi
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Origin: Medial marjin of orbit
Insertion: Skin around eyelid Action: Closes eye Innervation: Facial Nerve |
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Procerus
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Origin: Lateral nasal cartilages and the aponeuroses covering the inferior portion of the nasal bones
Insertion: Aponeurosis at bridge of nose and skin of forehead Action: Moves nose, changes position, shape of nostrils Innervation: Facial Nerve |
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Nasalis
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Origin: Maxilla and alar cartilage of nose
Insertion: Bridge of nose Action: Compresses nose, depressing tip of nose; elevates corners of nostrils Innervation: Facial nerve |
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Occipitofrontalis (Frontal belly)
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Origin: Epicranial aponeurosis
Insertion: Skin of eyebrow and bridge of nose Action: Raises eyebrows, wrinkles forehead Innervation: Facial Nerve |
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Occipitofrontalis (Occipital belly)
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Origin: Superior nauchal line and adjacent region of mastoid portion of the temporal bone
Insertion: Epicranial aponeurosis Action: Tenses and retracts scalp Innervation: Facial Nreve |
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Temporoparietalis
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Origin: Fascia around external ear
Insertion: Epicranial aponeurosis Action: Tenses scalp, moves auricle of ear Innervation: Facial Nerve |
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Platysma
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Origin: Fascia of the superior thorax b/w cartilage of second rib and acromion of scapula
Insertion: Mandible and skin of cheek Action: Tenses skin of neck, depresses mandible Innervation: Facial Nerve |
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Inferior rectus
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Origin: Sphenoid around optic canal
Insertion: Inferior, medial surface of eyeball Action: Eye looks down Innervation: Oculomotor nerve |
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Medial rectus
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Origin: Sphenoid around optic canal
Insertion: Medial surface of eyeball Action: Eye looks medially Innervation: Oculomotor nerve |
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Superior rectus
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Origin: Sphenoid around optic canal
Insertion: Superior surface of eyeball Action: Eye looks up Innervation: Oculomotor nerve |
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Lateral rectus
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Origin: Sphenoid around optic canal
Insertion: Lateral surface of eyeball Action: Eye looks laterally Innervation: Abducens nerve |
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Inferior oblique
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Origin: Maxilla at anterior portion of orbit
Insertion: Inferior, lateral surface of eyeball Action: Eye rolls, looks up and laterally Innervation: Oculomotor nerve |
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Superior oblique
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Origin: Sphenoid around optic canal
Insertion: Superior, lateral surface of eyeball Action: Eye rolls, looks down and laterally Innervation: |
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Occipitofrontalis (Frontal belly)
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Origin: Epicranial aponeurosis
Insertion: Skin of eyebrow and bridge of nose Action: Raises eyebrows, wrinkles forehead Innervation: Facial Nerve |
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Occipitofrontalis (Occipital belly)
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Origin: Superior nauchal line and adjacent region of mastoid portion of the temporal bone
Insertion: Epicranial aponeurosis Action: Tenses and retracts scalp Innervation: Facial Nreve |
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Temporoparietalis
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Origin: Fascia around external ear
Insertion: Epicranial aponeurosis Action: Tenses scalp, moves auricle of ear Innervation: Facial Nerve |
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Platysma
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Origin: Fascia of the superior thorax b/w cartilage of second rib and acromion of scapula
Insertion: Mandible and skin of cheek Action: Tenses skin of neck, depresses mandible Innervation: Facial Nerve |
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Inferior rectus
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Origin: Sphenoid around optic canal
Insertion: Inferior, medial surface of eyeball Action: Eye looks down Innervation: Oculomotor nerve |
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Medial rectus
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Origin: Sphenoid around optic canal
Insertion: Medial surface of eyeball Action: Eye looks medially Innervation: Oculomotor nerve |
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Superior rectus
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Origin: Sphenoid around optic canal
Insertion: Superior surface of eyeball Action: Eye looks up Innervation: Oculomotor nerve |
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Lateral rectus
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Origin: Sphenoid around optic canal
Insertion: Lateral surface of eyeball Action: Eye looks laterally Innervation: Abducens nerve |
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Inferior oblique
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Origin: Maxilla at anterior portion of orbit
Insertion: Inferior, lateral surface of eyeball Action: Eye rolls, looks up and laterally Innervation: Oculomotor nerve |
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Superior oblique
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Origin: Sphenoid around optic canal
Insertion: Superior, lateral surface of eyeball Action: Eye rolls, looks down and laterally Innervation: Trochlear nerve |
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Masseter
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Origin: Zygomatic arch
Insertion: Lateral surface and angle of mandibular ramus Action: Elevates mandible and closes jaw Innervation: Trigeminal nerve, mandibular branch |
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Temporalis
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Origin: Along emporal lines of skull
Insertion: Coronoid process of mandible Action: Closes jaw Innervation: Trigeminal nerve, mandibular branch |
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Pterygoids (medial)
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Origin: Lateral pterygoid plate and adjacent portions of palatine bone and maxilla
Insertion: Medial surface of mandibular ramus Action:Elevates the mandible and closes the jaws, or moves the mandible side to side Innervation: Trigeminal nerve, mandibular branch |
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Pterygoid (lateral)
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Origin: Lateral pterygoid plate and greater wing of sphenoid
Insertion: Anterior part of the neck of the mandibular condyle Action: Opens jaws, protrudes mandible, or moves from side to side Innervation: Trigeminal nerve, mandibular branch |
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Genioglossus
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Origin: Medial surface of mandible around chin
Insertion: Body of tongue, hyoid bone Action: Depresses and protracts tongue Innervation: Hypoglossal nerve |
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Hyoglossus
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Origin: Body and greater horn of hyoid bone
Insertion: Side of tongue Action:Depresses and retracts tongue Innervation: Hypoglossal nerve |
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Palatoglossus
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Origin: Anterior surface of soft palate
Insertion: Side of tongue Action: Elevates tongue, depresses soft palate Innervation: Branch of pharyngeal plexus |
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Styloglossus
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Origin: Styloid rocess of temporal bone
Insertion: Along side to tip and base of tongue Action: Retracts tongue, elevates sides Innervation: Hypoglossal nerve |
