| Question | Answer |
| Occipitofrontalis | draws scalp posteriorly
& raises eyebrows as in an expression of
surprise |
| Anterior Auricular m. | pulls pinna (external ear) anteriorly |
| Collective name of group including occipitofrontalis & its galea aponeurotica & temporoparietalis m. | Muscle Epicranius |
| Temporoparietalis m | acts in helping to
keep the scalp tight |
| Posterior Auricular m | pulls pinna (external ear) posteriorly |
| Superior Auricular m | pulls pinna superiorly |
| Name the sphincter muscle consisting of pars orbitalis, pars palpebralis, pars lacrimalis | Orbicularis Oculi |
| Corrugator Supercilii | draws eyebrows downward & medially as in
frowning |
| Pars orbitalis | gently closes eye |
| Pars palpebralis | closes eyelids tightl |
| Pars lacrimalis | compresses lacrimal sac & draws lacrimal puncta (openings leading to sac) medially |
| Procerus | draws medial angle of eyebrows downward & wrinkles skin on bridge of nose |
| Muscle consisting of pars alaris and pars transversa | Nasalis |
| Depressor Septi Nasi | controversial; constricts the nostril (according to Gray's Anatomy, American Ed. -
opposite action to that listed in Moore) |
| Levator Labii Superioris: | raises upper lip |
| Levator Labii Superioris Alaeque Nasi | raises upper lip and dilates naris (nostril) |
| Zygomaticus Minor | moves upper lip upward & outward |
| Zygomaticus Major | the "laughing muscle", raises corner of
mouth as in laughing |
| Levator Anguli Oris | raises angle (corner) of
the mouth as in disdain |
| Risorius | "smile (grin) muscle"; draws corner
of mouth laterally as in smiling |
| Depressor Anguli Oris | depresses angle (corner) of mouth |
| Buccinator | compresses
cheeks against teeth during mastication ! !
(chewing) and also during blowing (e.g., while
blowing a trumpet) |
| Depressor Labii Inferioris | depresses lower lip |
| Mentalis | protrudes lower lip & wrinkles skin on chin |
| Sphincter muscle consisting of pars marginalis pars labialis | Orbicularis Oris (Kissing Muscle) |
| Platysma Muscle | retracts & depresses angle of mouth as in horror, producing wrinkles on skin of neck; also helps in depressing mandible |
