OINAS

Question 1

Orbicularis oris Location

Answer 1

Around mouth

Question 2

Orbicularis oris Action

Answer 2

Compress lips against ant. teeth, close mouth, protrudes lips

Question 3

Depressor anguli oris Location

Answer 3

Angle of mouth

Question 4

Depressor anguli oris Action

Answer 4

Depresses angle of mouth

Question 5

Levator anguli oris Location

Answer 5

Angle of mouth

Question 6

Levator anguli oris Action

Answer 6

Elevates mouth

Question 7

Risorius Location

Answer 7

Angle of mouth

Question 8

Risorius Action

Answer 8

Draws angle of mouth laterally

Question 9

Zygomatic major Location

Answer 9

angle of mouth

Question 10

Zygomatic major action

Answer 10

Draws angle of mouth up and back

Question 11

Depressor labii inferioris Location

Answer 11

lower lip

Question 12

Depressor labii inferioris action

Answer 12

depresses lower lip

Question 13

Levator labii superioris location

Answer 13

Alar cartilage and skin of nose; upper lip; nasolabial groove and upper lip

Question 14

Levator labii superioris action

Answer 14

Elevates upper lips; flares nostrils

Question 15

Mentalis location

Answer 15

Skin of chin

Question 16

Mentalis action

Answer 16

Puckers skin of chin; protrudes lower lip

Question 17

Nasalis location

Answer 17

lateral nasal cartilages; skin of margin of nostrils

Question 18

Nasalis action

Answer 18

Compresses nostrils; dilates or flares nostrils

Question 19

Orbicularis oculi- Orbital location

Answer 19

fibers encircle margins of orbit and insert into medial palpebral ligament

Question 20

Orbicularis oculi- Orbital action

Answer 20

Closes eyes forcefully

Question 21

Orbicularis oculi- Palpebral location

Answer 21

fibers arch laterally through lids and interdigitate laterally in raphe

Question 22

Orbicularis oculi- Palpebral action

Answer 22

closes eyes gently

Question 23

Orbicularis oculi- Lacrimal location

Answer 23

Lacrimal bone behind lacrimal sac

Question 24

Orbicularis oculi- Lacrimal action

Answer 24

Squeeze lubricating tears against eyeball

Question 25

Corrugator location

Answer 25

Skin underlying eyebrow

Question 26

Corrugator action

Answer 26

Vertical wrinkling of bridge of nose

Question 27

Frontalis location

Answer 27

Skin of forehead

Question 28

Frontalis action

Answer 28

Pulls scalp up and back

Question 29

Occipitalis location

Answer 29

Skin of occipital area

Question 30

Occipitalis action

Answer 30

Pulls scalp backward and forward along w/ occipitalis

Question 31

Procerus location

Answer 31

Skin of glabella

Question 32

Procerus action

Answer 32

Traverse wrinkling of bridge of nose

Question 33

Anterior auricular location

Answer 33

anterior medial aspect of helix of auricle

Question 34

Anterior auricular action

Answer 34

pulls ear forward

Question 35

Posterior auricular location

Answer 35

posterior medial aspect of auricle

Question 36

Posterior auricular action

Answer 36

pulls ear backward

Question 37

Superior auricular location

Answer 37

superior medial aspect of auricle

Question 38

Superior auricular action

Answer 38

pulls ear superiorly

Question 39

Buccinator origin

Answer 39

Pterygomandibular raphe & alveolar process of mandible and maxilla

Question 40

Buccinator insertion

Answer 40

Upper fibers cross to insert into lower lip; lowers fibers cross to insert into upper lip

Question 41

Buccinator action

Answer 41

Compresses cheek against molar teeth; sucking and blowing