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53 Cards in this Set

  • Front
  • Back
O: ant. 2/3 of inf border of zygomatic arch

I: lat. surface of angle of mandible

A: Elevatio of mandible
Superficial Head of Masseter
O: post. 1/3 of med. surface of zygomatic arch

I: lat. surface of ramus

A: eleaation of mandible
Deep head of Masseter
O: temporal

I: coronoid process of mandible

A: ant.= elevation of mandible
post.= slight retrusion
(fan shaped)
O: inf. surface of greater wing of sphenoid

I: ant. surface of condyle neck (some fibers insert on capsule of TMJ)

A: slightly depresses mandible
Superior head of Lateral pterygoid

one contracts = cont left moves rt

both contract = protrusion
O: lat. surface of lat. pterygoid plate

I: ant. surface of condyle neck (some fibers insert on capsule of TMJ)

A: slight depression
Inferior head of lateral pterygoid
O: pterygoid fossa on med. surface of lat. pterygoid plate

I: med. surface of angle of mandible

A: elevation of mandible
Medial pterygoid
O: intermediate tendon (seperates the 2 bellies)

I: med. surface of mandible

A: Depresses mandible
Anterior belly of Digastric
O: Mastoid process (rough area on mandible)

I: Intermediate tendon

A: Elevates hyoid and larynx
Posterior belly of Digastric
O: Mylohyoid line of mandible
(forms most inf floor of mouth)

I: body of hyoid

A: Elevates hyoid, depresses mandible, elevates tongue
O: Genial tuberclues
(superior to mylohyoid)

I: Body of hyoid

A: Elevates hyoid, depresses mandible
O: Styloid process of the temporal bone

I: Body of hyoid

A: elevates hyoid
O: posterior portion of sternum

I: thyroid cartilage
(attatches to thyroid by thyroid cartilge)

A: Depresses thyroid cartilage and larynx
O: tendon from inf. belly
(2 muscles seperated by a tendon)

I: lat. border of hyoid

A: Depresses hyoid
Superior belly of Omohyoid
O: Scapula

I: Tendon to superior belly

A: depresses hyoid
Inferior belly of hyoid
O: Thyroid cartilage

I: body of greater cornu of hyoid

A: Depresses hyoid
raises thyroid cartilage and larynx
small/numerous projections found on the body of the tongue
less numerous (taste buds) projections found on the body of the tongue
least number of projections V shaped (taste buds) found along the body of the tongue
Projections found along the lateral border of the tongue
Foliate papilla
found on the inferior portion of the tongue when the thyroid doesn't migrate in utero
Lingual Thyroid
In utero the thyroid migrates down the __ __ __ and then the duct breaks up
thyroid glossal duct
Leftover from the migration of the thyroid; found at the V or terminalis sulcus which seperates the tongue into anterior 2/3rds and posterior 1/3rd
Foramen Secum
Muscles found within the body of the tongue are called __
Intrinsic tongue muscle that shortens, thickens and curls the tongue found at the top of the tongue
Superior longitudinal
Intrinsic tongue muscles that lengthens and narrows the tongue found in the posterior portion of the tongue
Intrinsic tongue muscle that shortens, thikens and curls the tongue found at the bottom of the tongue
Inferior Longitudinal
Intrinsic tongue muscle that lengthens and narrows the tongue, found in the anterior portion of the tongue
Tongue muscles with an origin outside the tongue and an insertion in the base are called ___ muscles
Extrinsic tongue muscle that protrudes and depresses portions of the tongue
Extrinsic tongue muscles that retract the tongue
3 muscles that raises Pharynx and Larynx
Superior, middle and inferior pharyngeal constrictor
Elevates and widens pharynx to allow swallowing
sup., middle and inf. pharyngeal constrictors contract in sequence for __ or "milking" of food to occur; aids in swallowing
depresses soft pallate

elevates arches of the tongue
anterior tonsilar pillar aka palatoglossus
moves palate posteriorly and inferiorly

moves posterior pharyngeal wall anteroposteriorly
posterior tonsillar pillar aka palatopharyngeus
raises soft palate to pharyngeal wall
levator veli platini
tenses and lowers soft palate
tensor veli palatine
raises uvula to pharyngeal wall
muscle of uvula
wrinkles forehaed
closes eyelids
obicularis oculi
closes or purses lips
obicularis oris
shortens cheek vertically and horizontally
widens smile horizontally

superficial to the buccinator
elevates upper lip
levator labii superioris
flares nostrils; elevates upper lip and alae of the nose
levator labii superioris alaeque nasi
widens smile; elevates angle of lip and pulls it laterally
zygomaticus major
elevates upper lip
zygomaticus minor
elevates angle of the mouth; smile
levator anguli oris
depresses angle of the mouth
depressor anguli oris
depresses lower lip exposes incisors
depressor labii inferioris
wrinkles chin
pulls corner of the mouth down
O: sternum and clavicle

I: mastoid

A: nod and shake head yes/no