attachments Flashcards
Muscle
Attachments
Orbicularis oris
Angle of the mouth TO Superficial fascia of the upper lip
Nasalis
Maxilla lateral & inferior to the nasal notch TO Bridge & ala of the nose
Buccinator [L. bucca, cheek]
Alveolar processes of the maxilla & mandible, pterygoid hamulus & pterygomandibular raphe TO Buccal angle
Levator labii superioris
Infraorbital orbital margin TO Lateral aspect of the upper lip
Levator anguli oris
Canine fossa of maxilla TO Angle of the mouth
Zygomaticus major [G. zygon, yoke, a joining or pair]
Zygomatic bone TO Angle of the mouth
Platysma [G. platys, flat, broad]
Lower border of the mandible TO Superficial fascia of the skin of the neck overlying the clavicle
Depressor anguli oris
Mandible TO Buccal angle
Depressor labii inferioris
Lower oblique line of mandible TO Skin & mucosa of lower lip
Mentalis
Incisive fossa of mandible TO Skin of chin
Frontalis
Superficial fascia of the eyebrows TO Epicranial aponeurosis
Orbicularis oculi
Orbital margin & medial palpebral ligament TO Superficial fascia of the eyelid
Lateral rectus
Common tendinous ring TO Lateral aspect of the sclera
Inferior rectus [L. straight]
Common tendinous ring TO Inferior aspect of the sclera
Inferior oblique
Maxilla lateral to the nasolacrimal groove TO Inferolateral, posterior aspect of the sclera
Medial rectus
Common tendinous ring TO Medial aspect of the sclera
Levator palpebrae superioris
Inferior aspect of the lesser wing of the sphenoid TO Tarsus and skin of the upper lid
Superior rectus
Common tendinous ring TO Superior aspect of the sclera
Superior oblique
Superomedial, posterior aspect of the orbit (body of sphenoid) TO Superolateral, posterior aspect of the sclera passing around the trochlea (superomedial, anterior aspect of the orbit)
Temporalis
Temporal fossa TO Coronoid process & anterior border (temporal crest) of the ramus of the mandible
Masseter
Zygomatic arch TO Angle of the mandible & lateral aspect of the ramus
Lateral pterygoid
Infratemporal surface of the sphenoid & lateral surface of the lateral pterygoid plate TO Pterygoid fovea of the mandible & the TMJ disc
Medial pterygoid
Medial surface of the lateral pterygoid plate & adjacent pterygoid fossa TO Medial aspect of the angle of the mandible
Sternocleidomastoid
Lateral aspect of the mastoid process & superior nuchal line TO Manubrium & medial 1/3rd of the clavicle
Omohyoid (G. omos, shoulder)
Superior border of the scapula medial to the scapular notch TO Lateral aspect of the hyoid passing through an intermediate tendon sling loosely associated with the clavicle & 1st rib
Sternohyoid
Posterior side of the proximal clavical & adjacent manubrium TO Inferior border of body of the hyoid
Sternothyroid
Posterior aspect of the manubrium TO Thyroid lamina