Cheerful Facial Muscles

Question 1

Occuli

Answer 1

Orbit of eye

Question 2

Orbicularis Oculi

Answer 2

O: Frontal and Maxillary bones
I: Circles the orbit extending within eyelids inserting into itself
A: Closes the eyelids, blinking and squinting

Question 3

Nasalis

Answer 3

Composed of 2 muscles. 1 compresses and other widens nose causing nostrils to flare

Question 4

Nasalis O/I/A

Answer 4

O: Maxilla
I: Fibers pass medially into a thin aponeurosis which crosses bridge of nose and is continuous on other side
A: Compresses nose and flares nostrils

Question 5

Levator Anguli Oris

Answer 5

O: Maxilla
I: Upper Lip
A: Lifts corner of mouth

Question 6

Levator Labii Superioris

Answer 6

O: Lower margin of orbit
I: Skin and muscles of lower lip and wing of nose
A: flares nose, raises upper lip, dilates nostrils in disgust

Question 7

Zygomaticus Major/Minor

Answer 7

O: Zygomatic bone
I: Skin + muscles above corner of mouth
A: raises angle of mouth

Question 8

Risorius

Answer 8

O: Fassa of Masseteur muscle
I: Skin at angle of mouth
A: Pulls angle of mouth backward, tenses lip