Head and Neck Anatomy

aryepiglotticus origin

apex of arytenoid cartilage

aryepiglotticus insertion

lateral border of epiglottis

aryepiglotticus

auricularis origin

cartilage of auricle

auricularis insertion

galeal aponeurosis

auricularis

buccinator origin

external alveolar margins of maxilla and mandible by molar teeth, to maxillary tubercle and pterygoid hamulus and posterior mylohyoid line respectively, then via pterygomandibular raphe between bones

buccinator

inferior constrictor of pharynx origin

cricopharyngeus: lateral aspect of arch of cricoid cartilage

thyropharyngeus: oblique line of laminar of thyroid cartilage and fibrous cricothyroid arch

inferior constrictor of pharynx insertion

cricopharyngeus: continuous with muscle of opposite side, behind pharynx

thyropharyngeus: lower pharyngeal raphe

inferior constrictor of pharynx

middle constrictor of pharynx origin

lower third of stylohyoid ligament, lesser cornu and superior border of greater cornu of hyoid bone

middle constrictor of pharynx insertion

middle portion of pharyngeal raphe

middle constrictor of pharynx

superior constrictor of pharynx origin

lower two thirds of medial pterygoid plate, pterygomandibular raphe and posterior end of mylohyoid line on mandible

superior constrictor of pharynx insertion

upper midline pharyngeal raphe and pharyngeal tubercle of clivus of occiput

superior constrictor of pharynx

corrugator supercilii origin

medial superciliary arch

corrugator supercilii insertion

skin of medial forehead

corrugator supercilii

cricothyroid origin

anterolateral aspect of cricoid cartilage

cricothyroid insertion

inferior cornu and lower laminar of thyroid cartilage

cricothyroid

depressor anguli oris origin

outer surface of mandible posterior to oblique line

depressor anguli oris insertion

modiolus at angle of mouth

depressor anguli oris

depressor labii inferioris origin

outer surface of mandible along oblique line

depressor labii inferioris insertion

skin of lower lip

depressor labii inferioris

digastric origin

anterior belly: digatric fossa on posterior surface if symphysis menti

posterior belly: base of medial aspect of mastoid process

digastric insertion

fibrous loop to lesser cornu of hyoid bone

digastric

digastric (anterior view)

frontalis origin

occipital: highest nuchal line and mastoid process

frontal: superior fibers of upper facial muscles

frontalis insertion

galeal aponeurosis

frontalis

genioglossus origin

superior mental spine on posterior surface of symphysis menti

genioglossus insertion

central mass of tongue and mucous membrane

genioglossus

geniohyoid origin

inferior mental spine on posterior surface of symphysis menti

geniohyoid insertion

superior border of body of hyoid bone

geniohyoid

hyoglossus origin

superior border of greater cornu of hyoid bone

hyoglossus insertion

lateral sides of tongue

hyoglossus

inferior oblique origin

orbital surface of maxilla behind orbital margin

inferior oblique insertion

post/inferior quadrant of sclera behind equator of eyeball

inferior oblique

inferior rectus origin

inferior tendinous ring within orbit

inferior rectus insertion

inferior sclera anterior to equator of eyeball

inferior rectus

intrinsic muscle of tongue origin

superior and inferior longitudinal, transverse and vertical elements

intrinsic muscle of tongue insertion

muscous membrane, septum and other muscles of tongue

intrinsic muscle of tongue

lateral cricoarytenoid origin

lateral aspect of arch of cricoid

lateral cricoarytenoid insertion

muscular process of arytenoid cartilage

lateral cricoarytenoid

lateral pterygoid origin

upper head: infratemporal surface of sphenoid bone

lower head: lateral surface of lateral pterygoid plate

lateral pterygoid insertion

pterygoid fovea below condyloid process of mandible and intra-articular cartilage of temporomandibular joint

lateral pterygoid

lateral rectus origin

lateral tendinous ring within orbit

lateral rectus insertion

lateral sclera anterior to equator of eyeball

lateral rectus

levator anguli oris origin

anterior surface of maxilla below infraorbital foramen

levator anguli oris insertion

outer end of upper lip and modiolus

levator anguli oris

levator labii superioris origin

medial infra-orbital margin

levator labii superioris insertion

skin and muscle of upper lip

levator labii superioris

levator labii superioris alaeque nasi origin

upper frontal process of maxilla

levator labii superioris alaeque nasi insertion

skin of lateral nostril and upper lip

levator labii superioris alaeque nasi

levator palpebrae superioris origin

inferior aspect of lesser wing of sphenoid bone

levator palpebrae superioris insertion

superior tarsal plate and skin of upper eyelid

levator palpebrae superioris

levator veli palatini origin

apex of inferior surface of petrous temporal bone and medial rim of auditory tube

levator veli palatini insertion

palatine aponeurosis

levator veli palatini

longus capitus origin

anterior tubercles of transverse processes of C3-6

longus capitus insertion

anterior basilar occipital bone

longus capitus

longus colli origin

anterior body of T1-3, anterior tubercles of transverse processes of C3-7

longus colli insertion

anterior arch of atlas (C1) and bodies of C2-4

longus colli

masseter origin

anterior two thirds of zygomatic arch and zygomatic process of maxilla

masseter insertion

lateral surface of angle and lower ramus of mandible

masseter

medial pterygoid origin

deep head medial side of lateral pteryoid plate and fossa between medial and lateral plates,

Superficial head: tuberosity of maxilla and pyramidal process of palatine bone

medial pterygoid insertion

medial aspect of angle of mandible

medial pterygoid

medial rectus origin

medial tendinous ring within orbit

medial rectus insertion

medial sclera anterior to equator of eyeball

medial rectus

mentalis origin

incisive fossa on anterior aspect of mandible

mentalis insertion

skin of chin

mentalis

musculus uvulae origin

posterior border of hard palate

musculus uvulae insertion

palatine aponeurosis

musculus uvulae

mylohyoid origin

mylohyoid line on internal aspect of mandible