Term
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Definition
Deal With Movement of lips.
Help with facial expressions and speech.
Help with eating and drinking.
Innervated by Cranial Nerve CII (Facial Nerve) |
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Term
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Definition
Muscle of the face
Origin and insertion: Around the mouth.
Pull the lips closer together and creates labial seal. |
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Definition
Muscle of the face
Origin: From the posterior region of the face along the masseter muscle.
Travels: forward
Inserts: into corners of mouth
Retracts lips at the corners. Helps with smiling and grinning. |
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Term
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Definition
Muscle of the face
Origin: Pterygomandibular ligament
Travels: forward
Inserts: into corners of mouth.
Retracts corners of lips, helps move food into grinding surfaces of molars, and constricts the oral cavity. |
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Term
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Definition
Muscle of the face
Origin: infraorbital area of maxilla
Travels: down
Inserts: into mid-lateral region of upper lip
Elevates upper lip, opens mouth, flares nostrils. |
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Term
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Definition
Muscle of the face
Origin: facial surface of zygomatic bone.
Travels: down
Inserts: into mid-lateral region of upper lip.
Elevates upper lip, opens mouth, and flares nostrils. |
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Term
| Levator Labii Superioris Alaque Nasi |
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Definition
Muscle of the face
Origin: Lateral Area of nose near frontal process of maxilla
Travels: down
Inserts: into mid-lateral region of upper lip.
Elevates upper lip, opens mouth, and flares nostrils. |
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Term
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Definition
Muscle of the face
Origin: maxilla near the cuspids
Travels: down
Inserts: into upper and lower lips.
Draws corner of mouth up and laterally |
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Term
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Definition
Muscle of the face
Origin: lateral area of zygomatic bone.
Travels: at an angle
Inserts: into the corner of orbicularis oris.
Elevates and retracts the corner of the mouth as when smiling. |
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Term
| Depressor Labii Inferioris |
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Definition
Muscle of the face
Origin: on corner of mandible
Travels: up and in
Inserts: onto lower lip.
Helps open the mouth by pulling the lips down and out. |
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Term
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Definition
Muscle of the face
Origin: Along corner of mandible
Travels: up in a fanlike direction
Inserts: on orbicularis oris and upper lip in corner.
Depresses the corners of the mouth and compresses the upper lip against the lower lip. |
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Term
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Definition
Muscle of the face
Origin: near incisor teeth of mandible
Travels: down
Inserts: into skin of chin
Elevates and wrinkles the chin and pulls the lower lip out. |
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Term
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Definition
Muscle of the face
Origin: from tissue covering pectoralis major and deltoid
Travels: up
Inserts: into corner of mouth, region below mental symphysis, and lower mandible.
Depresses the mandible and promotes blood drainage. |
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Term
| Intrinsic Muscles of the Tongue |
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Definition
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Term
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Definition
| Divides surface of tongue into left and right halves. |
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Term
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Definition
| Dividing point of tongue between front and back |
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Term
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Definition
| Stringy flesh connecting the bottom of the tongue to the floor of the mouth. Helps keep tongue confined. |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| Deepest/lowest part of tongue. Runs to where the hyoid is. |
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Term
| The tongue is innervates by |
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Definition
| Cranial Nerve XII (hypoglossal Nerve) |
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Term
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Definition
Intrinsic tongue muscle
Origin: From fibrous layer near epiglottis, hyoid, and median fibrous septum
travels: outward and fans forward traveling the length of the tongue.
Inserts: into the sides of the tongue and regions of the apex.
Elevates the tip and if only one side is contracted it will pull the tongue to the side of the contraction and up. |
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Term
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Definition
Intrinsic tongue muscle
Origin: root of tongue and corpus of hyoid.
Travels: forward
Inserts: into apex of tongue.
Pulls tip down and if only one side is contracted it will pull to side of contraction and downward. |
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Term
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Definition
Intrinsic tongue muscle
Origin: at median fibrous septum
Travels: laterally
Inserts: into side of tongue
Narrows tongue and elongates it |
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Term
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Definition
Intrinsic tongue muscle
Origin: Base of tongue
Inserts: into membrane covering of tongue.
Flattens tongue and pulls it down to floor of mouth |
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Term
| Extrinsic Muscles of tongue |
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Definition
| Larger movements of tongue. All but Palatoglossus are innervated by Cranial Nerve XII (hypoglossal nerve) |
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Term
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Definition
Extrinsic Muscle of Tongue
Origin: Inner mandible surface at midpoint
Travels: fans out
Inserts: into tip and dorsum of tongue and corpus of hyoid.
Cups tongue and may help to retract or protrude it as well as forms the deeper bulk |
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Term
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Definition
Extrinsic Muscle of Tongue
Origin: hyoid bone
Travels: up
Inserts: into side of tongue.
Pulls sides of tongue down |
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Term
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Definition
Extrinsic Muscle of Tongue
Origin: styloid process of temporal bone
Travels: forward and down
Inserts: into inferior sides of tongue.
Pulls tongue up and back. |
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Term
| Chondroglossus (part of hyoglossus) |
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Definition
Extrinsic Muscle of Tongue
Origin: from the lesser cornu of the hyoid
Travels: up to the hyoglossus
Inserts: into the intrinsic muscles of the tongue sides.
Depresses the tongue |
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Term
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Definition
Muscle of tongue or velum
Extrinsic Muscle of Tongue
Origin: palatal aponeurosis
Travels: down
Inserts: into side of the posterior tongue
Depresses the soft palate or elevates the back of the tongue. |
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Term
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Definition
Mandibular Elevators and depressors
Origin: zygomatic arch
Travels:down
Inserts: into ramus of mandible.
Most superficial of masticaton
Elevates the mandible. |
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Term
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Definition
Mandibular Elevators and depressors
Origin: on a region of temporal and parietal bones
Travels: down and forward and joins together.
Inserts: on coronoid process and ramus.
Deep to masseter and elevates mandible and pulls it back if protruded |
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Term
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Definition
Mandibular Elevators and depressors
Origin: medial pterygoid plate
Travels: down and back
Inserts: into ramus
Elevates mandible |
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Term
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Definition
Mandibular Elevators and depressors
Origin: lateral pterygoid plate and greater wing of sphenoid
Travels: back
Inserts: into condylar process |
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Term
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Definition
Mandibular Elevators and depressors
Origin: on inner surface of mandible and mastoid process of temporal bone
Travels: down and back or down and front
Inserts: into hyoid
Depresses mandible with hyoid in fixed position |
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Term
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Definition
Mandibular Elevators and depressors
Origin: underside of mandible
Travels: down
Inserts: into corpus of hyoid
Depresses mandible with hyoid in a fixed position. Makes up the floor of the mouth. |
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Term
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Definition
Mandibular Elevators and depressors
Origin: mandible near anterior digastricus
Travels: down
Inserts: into corpus of hyoid
Depresses the mandible when the hyoid is in a fixed position |
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Term
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Definition
| Known as soft palate and made up of muscles, aponeurosis, nerves and blood supply and covered by mucous membrane lining.Depressed for m, n, ng only. Elevated for all other phonemes. |
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Term
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Definition
| Makes up mid-front portion of soft palate and is an attachment point of other muscles of the soft palate |
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Term
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Definition
Muscles of the Velum
Origin: temporal bone and medial wall of Eustachian tube
Travels: down and forward
Inserts: into palatal aponeurosis
Primary elevator of soft palate and helps to retract posterior velum. makes up bulk of soft palate |
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Term
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Definition
Muscles of the Velum
Origin: palatine bones and palatal aponeurosis
Travels: the length of the soft palate on either side of the midline
Inserts: into mucous membrane cover of velum.
Shortens the soft palate by bunching it up. Found in uvula. |
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Term
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Definition
Muscles of the Velum
Origin: sphenoid bone and lateral wall of Eustachian tube
Travels: down to terminate
Inserts: into a tendon that passes around the hamulus of pterygoid and is derected medially.
Tenses soft palate and flattens it and helps dilate the opening of Eustachian tube |
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Term
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Definition
Muscles of the Velum
Muscle of tongue or velum.
Origin: palatal aponeurosis
Travels: down
Inserts: into side of posterior tongue.
Depresses the soft palate or elevates the back of the tongue |
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Term
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Definition
Muscles of the Velum
Origin: anterior hard palate and or midline of soft palate
Travels: laterally and down
Inserts: into posterior thyroid cartilage.
narows pharyngeal cavity, lowers soft palate, or helps to elevate larynx. |
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