Face and Neck Act/N

Question 1

Serratus Posterior Superior

Answer 1

Expand ribcage

intercostal N

Question 2

Serratus Posterior Inferior

Answer 2

Compress ribcage

Intercostal N

Question 3

Spinalis

Answer 3

Extend, laterally flex, and rotate vertebral column

Dorsal rami of spinal N

Question 4

Longissimus

Answer 4

Extend, laterally flex, and rotate vertebral column

Dorsal rami of spinal N

Question 5

Iliocostalis

Answer 5

Extend, rotate, and laterally flex vertebral column

Dorsal rami of the spinal N

Question 6

Semispinalis Capitis

Answer 6

Extend, rotate, and laterally flex vertebral column

Dorsal rami of the spinal N

Question 7

Semispinalis cervices

Answer 7

Extend, rotate, and laterally flex vertebral column

Dorsal rami of the spinal N

Question 8

Splenius Capitis

Answer 8

Extend, rotate, and laterally flex head/neck

Dorsal rami of the spinal N

Question 9

Multifidi

Answer 9

Extend, rotate, and laterally flex vertebral column

Dorsal rami of the spinal N

Question 10

Rotators

Answer 10

Extend, rotate, and laterally flex vertebral column

Dorsal rami of the spinal N

Question 11

Levator Costae

Answer 11

Expand ribcage

Dorsal rami of the spinal N

Question 12

Superior Obliquue

Answer 12

Extend and rotate head

suboccipital N

Question 13

Inferior Obliquue

Answer 13

Extend and rotate head

suboccipital N

Question 14

Rectus Major

Answer 14

Extend and rotate head

suboccipital N

Question 15

Rectus Minor

Answer 15

Extend and rotate head

suboccipital N

Question 16

Scalenus Anterior

Answer 16

Flex, laterally flex, and rotate neck, and expands ribcage

Cervical plexus

Question 17

Scalenus medius and posterior

Answer 17

Flex, laterally flex, and rotate neck, and expands ribcage

Cervical plexus

Question 18

Sternonocleidomastoid

Answer 18

Flex and laterally flex neck, elevate clavicle, and expand ribcage
Spinal accessory N XI

Question 19

Levator Scapulae

Answer 19

O: transverse processes of vertebrae 1-4
I: superior angle of Scapular
Act: laterally flex neck, elevate and downwardly rotate Scapula
Inn: dorsal Scapular N
Blood: dorsal Scapular A

Question 20

Longus Capitis

Answer 20

Flex, laterally flex and rotate neck

ventral rami of spinal N

Question 21

Longus Colli

Answer 21

Flex, laterally flex and rotate neck

ventral rami of spinal N

Question 22

Infrahyoid Mm

Answer 22

Depress hyoid, elevate and depress thyroid cartilage

Question 23

Digastricus

Answer 23

Retract and depress mandible, elevate hyoid

Question 24

Suprahyoid Mm

Answer 24

Elevate, protract, and retract hyoid

Question 25

Frontalis

Answer 25

Elevates skin of forehead and eyebrows | Facial N VII

Question 26

Orbicularis Oculi

Answer 26

closes eye and depresses eyebrow | Facial N VII

Question 27

Orbicularis Oris

Answer 27

closes lips | Facial N VII

Question 28

Levator Labii

Answer 28

Elevates and everts upper lip and flares nostrils | Facial N VII

Question 29

Depressor Labii

Answer 29

Depresses lower lip | Facial N VII

Question 30

Depressor Anguli

Answer 30

Depresses angles of lips | Facial N VII

Question 31

Zygomaticus

Answer 31

Elevates upper lip | Facial N VII

Question 32

Buccinator

Answer 32

Compresses cheeks and shifts corner of lips laterally | Facial N VII

Question 33

Masseter

Answer 33

Elevates and protrudes mandible, laterally deviates mandible Trigeminal N V sub III

Question 34

Temporalis

Answer 34

Elevates, retracts, and laterally deviates mandible | Trigeminal N V sub III