MOINA - Facial Expression

levator palpebrae superioris (O)

lesser wing of sphenoid bone

levator palpebrae superioris (I)

upper eyelid

levator palpebrae superioris (N)

oculomotor nerve (CNIII)

levator palpebrae superioris (A)

elevates the upper eyelid

buccinator (O)

maxilla & mandible; pterygomandibular raphe

buccinator (I)

angle of mouth; orbicularis oris

buccinator (N)

facial nerve (CNVII)

buccinator (A)

compresses cheek; playing wind instruments

corrugator supercilii (O)

medial end of superciliary arch

corrugator supercilii (I)

medial portion of eyebrows

corrugator supercilii (N)

facial nerve (CNVII)

corrugator supercilii (A)

draws eyebrows downwards & medially; produce VERTICAL WRINKLES. “WORRY”

depressor anguli oris (O)

anterolateral BASE of the mandible

depressor anguli oris (I)

angle of mouth

depressor anguli oris (N)

facial nerve (CNVII)

depressor anguli oris (A)

depresses mouth; sadness

depressor labii inferioris (O)

anterolateral BODY of the mandible

depressor labii inferioris (I)

lower lip

depressor labii inferioris (N)

facial nerve (CNVII)

depressor labii inferioris (A)

draws lower lip downward & laterally; everts lower lip; pouting, sadness

depressor septi nasi (O)

incisive fossa of maxilla

depressor septi nasi (I)

septum & alar cartilage of nose

depressor septi nasi (N)

facial nerve (CNVII)

depressor septi nasi (A)

constricts nostrils

OCCIPITOFRONTALIS frontal belly (ORIGIN)

epicranial aponeurosis

OCCIPITOFRONTALIS frontal belly (I)

above nose & eyes

OCCIPITOFRONTALIS frontal belly (N)

facial nerve (CNVII)

OCCIPITOFRONTALIS frontal belly (A)

PROTRACTS SCALP. SURPRISE OR SHOCK. draws scalp posteriorly to raise eyebrows & wrinkle brow; TRANSVERSE WRINKLES

levator anguli oris (O)

infraorbital foramen of maxilla

levator anguli oris (I)

angle of mouth

levator anguli oris (N)

facial nerve (CNVII)

levator anguli oris (A)

elevates angle of mouth (smiling); grinning or grimacing

levator labii superioris (O)

infraorbital margin of maxilla

levator labii superioris (I)

upper lip

levator labii superioris (N)

facial nerve (CNVII)

levator labii superioris (A)

dilate, retract,

helps with sadness seriousness

levator labii superioris alaeque nasi (O)

frontal process of maxilla

levator labii superioris alaeque nasi (I)

major alar cartilage

levator labii superioris alaeque nasi (N)

facial nerve (CNVII)

levator labii superioris alaeque nasi (A)

• Medial slip: dilator of nares

• Lateral slip: raises and everts upper lip

mentalis (O)

incisive fossa of maxilla

mentalis (I)

chin

mentalis (N)

facial nerve (CNVII)

mentalis (A)

DOUBT DISDAIN

elevation of lower lip; everts lower lip; wrinkles skin of chin

nasalis (O)

maxilla

nasalis (I)

transverse: aponeurosis on dorsum of the nose

alar: alar cartilage

nasalis (N)

facial nerve (CNVII)

nasalis (A)

ANGER

Transverse: compress nasal aperture

Alar: flares/DILATES nostrils

OCCIPITOFRONTALIS occipital belly (O)

lateral 2/3 of superior nuchal line & EOP

OCCIPITOFRONTALIS occipital belly (INSERTION)

epicranial aponeurosis

OCCIPITOFRONTALIS occipital belly (N)

facial nerve (CNVII)

OCCIPITOFRONTALIS occipital belly (A)

RETRACTS SCALP. SURPRISE draws back scalp to raise eyebrows & wrinkle brow; TRANSVERSE WRINKLES

orbicularis oculi (O)

medial orbital margin;

palpebral ligament;

lacrimal bone

orbicularis oculi (I)

circumferentially around orbit meeting at the origin;

superior and inferior tarsal plates

orbicularis oculi (N)

facial nerve (CNVII)

orbicularis oculi - orbital part (A)

closes eye tightly, squinting of the eye; “WINKING”

orbicularis oculi - palebral part (O)

medial palpebral ligament

orbicularis oculi - palpebral part (I)

lateral palpebral raphe

orbicularis oculi - palpebral part (A)

closes eyelids gently; blinking; can be contracted voluntarily

orbicularis oris (O)

angle of mouth; medial maxilla and mandile; deep surface of perioral skin

orbicularis oris (I)

circumferentially around mouth; blends with other muscles

orbicularis oris (N)

facial nerve (CNVII) - BUCCAL BRANCH

orbicularis oris (A)

KISSING

closes mouth; protrudes lips (puckering of lips)

platysma (O)

subcutaneous fascia (over deltoid-pectoral region); supraclavicular regions

platysma (I)

BASO

base of mandible

angle of mouth

skin of cheek and lower lip

orbicularis oris

platysma (N)

facial nerve (CNVII)

platysma (A)

HORROR, SURPRISE, TENSION, STRESS

tenses skin over lower neck (creates ridge in skin); depress mandible & lower lip;

procerus (O)

nasal bone & cartilages

procerus (I)

between eyebrows

procerus (N)

facial nerve (CNVII)

procerus (A)

draws medial eyebrow downward (FROWNING / CONCENTRATING / menacing expression); TRANSVERSE wrinkles skin of superior nose

risorius (O)

parotid fascia (superficial to masseter); buccal skin

risorius (I)

angle of mouth

risorius (N)

facial nerve (CNVII)

risorius (A)

SAD MUSCLE

draws angle of mouth laterally (false smile)

pulls corner of mouth

zygomaticus major (O)

LATERAL aspect of zygomatic bone

zygomaticus major (I)

angle of mouth

zygomaticus major (N)

facial nerve (CNVII)

zygomaticus major (A)

LAUGHING

elevates angle of mouth (smiling/happiness ); pulls angle of mouth laterally; sneer

zygomaticus minor (O)

ANTERIOR aspect of zygomatic bone

zygomaticus minor (I)

upper lip

zygomaticus minor (N)

facial nerve (CNVII)

zygomaticus minor (A)

SMILING

elevates upper lip (smile); everts upper lip