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6 Cards in this Set

  • Front
  • Back
Where is the Orbicularis oculi & its function?
Muscle encircling the eye: closes the eye
Where is the Orbicularis oris & action?
Muscle around mouth: Constricts the opening of the mouth
Where is the Buccinator & action?
Located in the cheeks under the masseter muscle. Compresses cheeks
Where is the Masseter & its action? Origin & insertion.
Most superficial jaw muscle. Elevates mandible and closes jaws. Origin: Zygomatic Arch, Insertion: Lateral surface and angle of mandibular ramus.
Where is the Temporalis & its action? Origin & Insertion?
Helps to elevate mandible and close jaws. Origin: Along temporal lines of skull; Insertion: Coronoid process of mandible.
Where is the Zygomaticus minor & major & its action?
Major: Retracts and elevates corner of mouth.
Minor: Retracts and elevates upper lip.

Minor is above the major.