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Facial Muscle Actions - Movement Science - Physical Therapy
Descriptions of the actions of facial muscles
24
Health Care
Graduate
12/06/2009

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Cards

Term
Frontalis
Definition
Raise the eyebrows, wrinkling the forehead, as in expression of surprise or fright
Term
Corrugator Supercilii
Definition
Draw the eyebrows together, as in frowning
Term
Nasalis, Alar Portion
Definition
Widen the apertures of the nostrils, as in forced or difficult breathing
Term
Depressor Septi and Transverse Portion Nasalis
Definition
Draw the point of the nose downward, narrowing the nostrils
Term
Procerus
Definition
Pull the skin of the nose upward, forming transverse wrinkles over the bridge of the nose
Term
Levator Anguli Oris
Definition
Draw the angle of the mouth straight upward (sneering); cue-try to show your canine tooth
Term
Risorius
Definition
Draw the angle of the mouth backward
Term
Zygomaticus Major
Definition
Draw the angle of the mouth upward and outward, as in smiling
Term
Levator Labii Superioris
Definition
Raise and protrude the upper lip, as if to show the upper gums
Term
Depressor Labii Inferioris and Platysma
Definition
Draw the lower lip and angle of the mouth downward and outward, tensing the skin over the neck
Term
Orbicularis Oris
Definition
Close and protrude the lips, as in whistling
Term
Buccinator
Definition
Compress cheeks and pull back at the angle of the mouth (blowing)
Term
Mentalis
Definition
Raise the skin of the chin and the lower lip will protrude somewhat, as in pouting
Term
Depressor Anguli Oris
Definition
Draw down the angles of the mouth
Term
Pterygoideus Lateralis
Definition
Open mouth slightly, protrude lower jaw, then move sideways
Term
Temporalis, Masseter, and Pterygoideus Medialis
Definition
Close the jaws, and bite firmly with the mouth slightly open to show that the teeth are being clenched
Term
Suprahyoid Muscles
Definition
Depress lower jaw against resistance
Term
Obicularis Oculi - Orbital Part
Definition
Close the eyelid firmly, forming wrinkles that radiate from the outer angle
Term
Obicularis Oculi - Palpebral Part
Definition
Close the eyelid gently
Term
Infrahyoid Muscles (A and B)
Definition
Begin in a relaxed state (A) and then depress hyoid bone (B)
Term
Right Rectus Medialis Oculi & Left Rectus Lateralis Oculi
Definition
Look horizontally to the left
Term
Left Rectus Medialis Oculi & Right Rectus Lateralis Oculi
Definition
Look horizontally toward the right
Term
Levator Palpebrae Superioris
Definition
Raise the upper eyelid
Term
Rectus Superior and Obliquus Inferior
Definition
Look straight upward toward the brow
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