Face & Parotid Flashcards
4 Muscles of Mastication
Masseter
Temporalis
Lateral Pterygoid
Medial Pterygoid
Bony Landmarks: Masseter
Zygomatic Arch
To
Angle of the Mandible & Lateral Aspect of the Ramus
Bony Landmarks: Temporalis
Temporal Fossa
To
Coronoid Process & Anterior Boarder of the Ramus of Mandible
Bony Landmarks: Lateral Pterygoid
Infratemporal Surface of the Sphenoid & Lateral Surface of the Lateral Pterygoid Plate
To
Neck of the Mandible & the TMJ Disc
Bony Landmarks: Medial Pterygoid
Medial Surface of the Lateral Pterygoid Plate & Adjacent Maxilla
To
The Medial Aspect of the Angle of the Mandible
Action: Masseter
Elevation, Protraction and Retraction of the Mandible
Action: Temporalis
Elevation & Retraction of the Mandible
Action: Lateral Pterygoid
Depresses Mandible
Protracts & Acts w/ Ipsilateral Medial Pterygoid to Rotate Mandible to Produce Side-To-Side Movements during chewing
Action: Medial Pterygoid
Elevates Mandible
Acts w/ Ipsilateral Lateral Pterygoid to Rotate Mandible to Produce Side-To-Side Movements during chewing
Innervation: Mastication Muscles
CN-V3 (Trigeminal)
(Mandibular Arch)
Bony Landmarks: Inferior Oblique (Face)
Maxilla Lateral to the Nasolacrimal Groove
To
Inferolateral, Posterior Aspect of Sclera
Bony Landmarks: Inferior Rectus
Common Tendinous Ring
To
Inferior Aspect of the Sclera
Bony Landmarks: Levator Palpebrae Superioris
Inferior Aspect of the Lesser Wing of the Sphenoid
To
Tarsus and Skin of the Upper Lid
Bony Landmarks: Medial Rectus
Common Tendinous Ring
To
Medial Aspect of the Sclera
Bony Landmarks: Superior Rectus
Common Tendinous Ring
To
Superior Aspect of the Sclera
Bony Landmarks: Lateral Rectus
Common Tendinous Ring
To
Lateral Aspect of the Sclera
Bony Landmarks: Superior Oblique
Superomedial, Posterior Aspect of the Orbit
To
Superolateral, Posterior Aspect of the Sclera passing around the Trochlea
Action: Inferior Oblique
Elevation, Abduction and Extorsion of Eye
Action: Inferior Rectus
Depression, Adduction & Extorsion of Eye
Action: Levator Palpebrae Superioris
Elevation of Upper Lid
Action: Medial Rectus
Adduction of the Eye
Action: Superior Rectus
Elevation, Adduction & Intorsion of the Eye
Action: Lateral Rectus
Abduction of the Eye
Action: Superior Oblique
Depression, Abduction & Intorsion of the Eye
Innervation: Inferior Oblique
Inferior Ramus of the CN-3, Oculomotor Nerve
Innervation: Inferior Rectus
Inferior Ramus of the CN-3, Oculomotor Nerve
Innervation: Levator Palpebrae Superioris
Superior Ramus of the CN-3, Oculomotor Nerve
Innervation: Medial Rectus
Inferior Ramus of the CN-3, Oculomotor Nerve
Innervation: Superior Rectus
Superior Ramus of the CN-3, Oculomotor Nerve
Innervation: Lateral Rectus
CN-6, Abducens
Innervation: Superior Oblique
CN-4, Trochlear
Bony Landmarks: Buccinator
Alveolar Processes of Maxilla & Mandible, Pterygoid Hamulus & Pterygomandibular Raphael
To
Angle of Mouth
Bony Landmarks: Depressor Anguli Oris
Mandible
To
Angle of Mouth
Bony Landmarks: Depressor Labii Inferioris
Oblique Line of Mandible
To
Skin of Lower Lip
Bony Landmarks: Frontalis
Superficial Fascia of the Eyebrows
To
Epicranial Aponeurosis
Bony Landmarks: Levator Labii Superioris
Inferior Orbital Margin
To
Lateral Aspect of Upper Lip
Bony Landmarks: Nasalis
Maxilla Lateral & Inferior to Nasal Notch
To
Bridge & Ala of Nose
Bony Landmarks: Orbicularis Oculi
Orbital Margin & Medial Palpebrae Ligament
To
Superficial Fascia of the Eyelid
Bony Landmarks: Orbicularis Oris
Angle of Mouth
To
Superficial Fascia of Upper Lip
Bony Landmarks: Platysma
Lower Border of the Mandible
To
Superficial Fascia of the Skin of the Neck Overlying the Clavicle
Bony Landmarks: Zygomaticus Major
Zygomatic Bone
To
Angle of Mouth
Action: Buccinator
Compress Cheek (when blowing)
Action: Depressor Anguli Oris
Depresses Angle of Mouth Laterally (Frown/Sad)
Action: Depressor Labii Inferioris
Depresses Lower Lip (Pouting/Sad)
Action: Frontalis
Protracts the Scalp or Elevates Eyebrows & Nose (Surprise/Curiosity)
Action: Levator Labii Superioris
Raises & Everts Upper Lip (Showing Sadness)
Action: Nasalis
Transverse Fibers Compress
Alar Fibers Widen the Nasal Aperture
(Flaring Nostrils)
Action: Orbicularis Oculi
Palpebrae Sphincter
(Closes Eyes, Winking)
Action: Orbicularis Oris
Oral Sphincter
(Closes Mouth, Kissing)
Action: Platysma
Wrinkles the Anterior Nuchal Skin
(Conveying Tension or Stress)
Action: Zygomaticus Major
Raises Angle of Mouth (Smile/Happiness)
Innervation: Buccinator
Buccal Branch of the Facial Nerve
Innervation: Depressor Anguli Oris
Buccal & Mandibular Branch of the Facial Nerve
Innervation: Depressor Labii Inferioris
Mandibular Branch of the Facial Nerve
Innervation: Frontalis
Temporal Branch of the Facial Nerve
Innervation: Levator Labii Superioris
Buccal & Zygomatic Branch of the Facial Nerve
Innervation: Nasalis
Buccal Branch of the Facial Nerve
Innervation: Orbicularis Oculi
Temporal & Zygomatic Branch of the Facial Nerve
Innervation: Orbicularis Oris
Buccal & Mandibular Branch of the Facial Nerve
Innervation: Platysma
Cervical Branch of the Facial Nerve
Innervation: Zygomaticus Major
Buccal & Zygomatic Branch of the Facial Nerve