Practical II Actions Flashcards Preview

Spinal 2 DH > Practical II Actions > Flashcards

Flashcards in Practical II Actions Deck (29):
0

Frontalis Belly, Epicranius

pulls scalp forward; wrinkles forehead & raises eyebrow

1

Occipitalis Belly, Epicranius

pulls scalp backward

2

Procerus

depress eyebrows medially

3

Compressor Naris

compress cartilage at bridge of nose

4

Dilatator Naris

widens, dilates nostrils & anterior nasal aperture

5

Depressor Septi

widens nostril

6

Corrugator Supercilii

draws eyebrow medial & down (forms vertical furrow between eyebrows)

7

Levator Labii Superioris

raises & everts upper lip

8

Levator Labii Superioris Alaeque Nasi

raises & everts upper lip; dilates nostril

9

Zygomaticus Minor

raises upper lip, produces nasolabial groove

10

Zygomaticus Major

draws angle of mouth up and out

11

Levator Anguli Oris

raises angle of mouth; produces nasolabial groove

12

Orbicularis Oris

close mouth; purse & protrude lips

13

Buccinator

compress cheeks against teeth

14

Risorius

draws back angle of mouth

15

Mentalis

raises & protrudes lower lip

16

Depressor Labii Inferioris

draws lower lip down

17

Depressor Anguli Oris

draws corner of mouth down & out

18

Levator Palpebra Superioris

elevates upper eyelid

19

Superior Rectus

elevate and adduct the cornea; intorsion

20

Inferior Rectus

depress & adduct the cornea; extorsion

21

Medial Rectus

adducts cornea

22

Lateral Rectus

abducts cornea

23

Superior Oblique

depress & abduct the cornea; intorsion

24

Inferior Oblique

elevate & abduct the cornea; extorsion

25

Temporalis

elevate & retract mandible

26

Masseter

elevate & protract mandible

27

Medial Pterygoid

elevate & protract mandible; assists in gliding or rotatory movement

28

Lateral Pterygoid

protracts mandible; pulls disc forward; depress chin & assist in gliding or rotary movement