5 Written questions
5 Matching questions
- Orbicularis oculi
- a Muscle located beneath the frontalis and orbicularis oculi that draws the eyebrow inferiorly and medially as in frowning.
- b Elevates and protrudes lower lip; used in pouting
- c A small muscle superficial to the nasal bone and is active when an individual frowns. It arises from the nasal bone and the upper part of the lateral nasal cartilage and inserts into the skin over the lower part of the forehead between the eyebrows. It draws the medial border of the eyebrows downward to produce transverse wrinkles over the bridge of nose.
- d Located on cheek; muscle of chewing, closes the mandible. Assists in side-to-side movement of the mandible
- e the ring muscle of the eye socket, closes the eyelid
5 Multiple choice questions
- elevates hyoid and depresses mandible
- muscle between zygomatic bone and corner of mouth; superior to zygomaticus major
- o: mandible and maxilla; i: skin and muscle around mouth; closes and protrudes lips
- elevates the eylid, inserts into the superior tarsal plate and the orbicularis oculi
- muscle of facial expression that elevates the upper lip; origins in the frontal process of maxilla, courses vertically along the nose, and inserts into upper lip
5 True/False questions
Buccinator → Draws angles of the mouth laterally; compresses cheek; used to create sucking action
Levator anguli oris → from the mandible to insert into the anguli oris (triangularis)
Depressor labii inferioris → muscle surrounding the lower lip and draws it to one side, also known as the quadratus labii inferioris
Depressor anguli oris → Also known an caninus, a muscle that raises the angle of the mouth and draws in inward.
Platysma → Elevates and protrudes lower lip; used in pouting